diff options
author | joseph <joseph@7b3dc134-2b1b-0410-93df-9e9f96275f8d> | 2013-03-18 16:44:23 +0000 |
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committer | joseph <joseph@7b3dc134-2b1b-0410-93df-9e9f96275f8d> | 2013-03-18 16:44:23 +0000 |
commit | 8751114637bcc3caaf16a4216da0afb84456558a (patch) | |
tree | f3eca66b88003bc49c309a95827d461ae5b66aed /libc/sysdeps/unix | |
parent | b261131fe2b94b53fe4950d9265ae10bef228455 (diff) | |
download | eglibc2-8751114637bcc3caaf16a4216da0afb84456558a.tar.gz |
Merge changes between r22552 and r22663 from /fsf/trunk.
git-svn-id: svn://svn.eglibc.org/trunk@22664 7b3dc134-2b1b-0410-93df-9e9f96275f8d
Diffstat (limited to 'libc/sysdeps/unix')
35 files changed, 314 insertions, 513 deletions
diff --git a/libc/sysdeps/unix/sysv/linux/Makefile b/libc/sysdeps/unix/sysv/linux/Makefile index ecd9c2c97..f82c94982 100644 --- a/libc/sysdeps/unix/sysv/linux/Makefile +++ b/libc/sysdeps/unix/sysv/linux/Makefile @@ -35,7 +35,8 @@ sysdep_headers += sys/mount.h sys/acct.h sys/sysctl.h \ bits/a.out.h sys/inotify.h sys/signalfd.h sys/eventfd.h \ sys/timerfd.h sys/fanotify.h bits/eventfd.h bits/inotify.h \ bits/signalfd.h bits/timerfd.h bits/epoll.h \ - bits/socket_type.h bits/syscall.h bits/sysctl.h + bits/socket_type.h bits/syscall.h bits/sysctl.h \ + bits/mman-linux.h tests += tst-clone diff --git a/libc/sysdeps/unix/sysv/linux/bits/mman-linux.h b/libc/sysdeps/unix/sysv/linux/bits/mman-linux.h new file mode 100644 index 000000000..05d2d9237 --- /dev/null +++ b/libc/sysdeps/unix/sysv/linux/bits/mman-linux.h @@ -0,0 +1,108 @@ +/* Definitions for POSIX memory map interface. Linux generic version. + Copyright (C) 2001-2013 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _SYS_MMAN_H +# error "Never use <bits/mman-linux.h> directly; include <sys/mman.h> instead." +#endif + +/* The following definitions basically come from the kernel headers. + But the kernel header is not namespace clean. */ + + +/* Protections are chosen from these bits, OR'd together. The + implementation does not necessarily support PROT_EXEC or PROT_WRITE + without PROT_READ. The only guarantees are that no writing will be + allowed without PROT_WRITE and no access will be allowed for PROT_NONE. */ + +#define PROT_READ 0x1 /* Page can be read. */ +#define PROT_WRITE 0x2 /* Page can be written. */ +#define PROT_EXEC 0x4 /* Page can be executed. */ +#define PROT_NONE 0x0 /* Page can not be accessed. */ +#define PROT_GROWSDOWN 0x01000000 /* Extend change to start of + growsdown vma (mprotect only). */ +#define PROT_GROWSUP 0x02000000 /* Extend change to start of + growsup vma (mprotect only). */ + +/* Sharing types (must choose one and only one of these). */ +#define MAP_SHARED 0x01 /* Share changes. */ +#define MAP_PRIVATE 0x02 /* Changes are private. */ +#ifdef __USE_MISC +# define MAP_TYPE 0x0f /* Mask for type of mapping. */ +#endif + +/* Other flags. */ +#define MAP_FIXED 0x10 /* Interpret addr exactly. */ +#ifdef __USE_MISC +# define MAP_FILE 0 +# ifdef __MAP_ANONYMOUS +# define MAP_ANONYMOUS __MAP_ANONYMOUS /* Don't use a file. */ +# else +# define MAP_ANONYMOUS 0x20 /* Don't use a file. */ +# endif +# define MAP_ANON MAP_ANONYMOUS +/* When MAP_HUGETLB is set bits [26:31] encode the log2 of the huge page size. */ +# define MAP_HUGE_SHIFT 26 +# define MAP_HUGE_MASK 0x3f +#endif + +/* Flags to `msync'. */ +#define MS_ASYNC 1 /* Sync memory asynchronously. */ +#define MS_SYNC 4 /* Synchronous memory sync. */ +#define MS_INVALIDATE 2 /* Invalidate the caches. */ + +/* Flags for `mremap'. */ +#ifdef __USE_GNU +# define MREMAP_MAYMOVE 1 +# define MREMAP_FIXED 2 +#endif + +/* Advice to `madvise'. */ +#ifdef __USE_BSD +# define MADV_NORMAL 0 /* No further special treatment. */ +# define MADV_RANDOM 1 /* Expect random page references. */ +# define MADV_SEQUENTIAL 2 /* Expect sequential page references. */ +# define MADV_WILLNEED 3 /* Will need these pages. */ +# define MADV_DONTNEED 4 /* Don't need these pages. */ +# define MADV_REMOVE 9 /* Remove these pages and resources. */ +# define MADV_DONTFORK 10 /* Do not inherit across fork. */ +# define MADV_DOFORK 11 /* Do inherit across fork. */ +# define MADV_MERGEABLE 12 /* KSM may merge identical pages. */ +# define MADV_UNMERGEABLE 13 /* KSM may not merge identical pages. */ +# define MADV_HUGEPAGE 14 /* Worth backing with hugepages. */ +# define MADV_NOHUGEPAGE 15 /* Not worth backing with hugepages. */ +# define MADV_DONTDUMP 16 /* Explicity exclude from the core dump, + overrides the coredump filter bits. */ +# define MADV_DODUMP 17 /* Clear the MADV_DONTDUMP flag. */ +# define MADV_HWPOISON 100 /* Poison a page for testing. */ +#endif + +/* The POSIX people had to invent similar names for the same things. */ +#ifdef __USE_XOPEN2K +# define POSIX_MADV_NORMAL 0 /* No further special treatment. */ +# define POSIX_MADV_RANDOM 1 /* Expect random page references. */ +# define POSIX_MADV_SEQUENTIAL 2 /* Expect sequential page references. */ +# define POSIX_MADV_WILLNEED 3 /* Will need these pages. */ +# define POSIX_MADV_DONTNEED 4 /* Don't need these pages. */ +#endif + +/* Flags for `mlockall'. */ +#ifndef MCL_CURRENT +# define MCL_CURRENT 1 /* Lock all currently mapped pages. */ +# define MCL_FUTURE 2 /* Lock all additions to address + space. */ +#endif diff --git a/libc/sysdeps/unix/sysv/linux/bits/msq.h b/libc/sysdeps/unix/sysv/linux/bits/msq.h index bd005fb10..8f6eb8a7d 100644 --- a/libc/sysdeps/unix/sysv/linux/bits/msq.h +++ b/libc/sysdeps/unix/sysv/linux/bits/msq.h @@ -25,6 +25,7 @@ #define MSG_NOERROR 010000 /* no error if message is too big */ #ifdef __USE_GNU # define MSG_EXCEPT 020000 /* recv any msg except of specified type */ +# define MSG_COPY 040000 /* copy (not remove) all queue messages */ #endif /* Types used in the structure definition. */ diff --git a/libc/sysdeps/unix/sysv/linux/fpathconf.c b/libc/sysdeps/unix/sysv/linux/fpathconf.c index c97164468..e8c4dc972 100644 --- a/libc/sysdeps/unix/sysv/linux/fpathconf.c +++ b/libc/sysdeps/unix/sysv/linux/fpathconf.c @@ -33,7 +33,6 @@ __fpathconf (fd, name) int name; { struct statfs fsbuf; - int r; switch (name) { @@ -49,12 +48,6 @@ __fpathconf (fd, name) case _PC_CHOWN_RESTRICTED: return __statfs_chown_restricted (__fstatfs (fd, &fsbuf), &fsbuf); - case _PC_PIPE_BUF: - r = __fcntl (fd, F_GETPIPE_SZ); - if (r > 0) - return r; - /* FALLTHROUGH */ - default: return posix_fpathconf (fd, name); } diff --git a/libc/sysdeps/unix/sysv/linux/internal_statvfs.c b/libc/sysdeps/unix/sysv/linux/internal_statvfs.c index 4cd4f042c..45a66b83d 100644 --- a/libc/sysdeps/unix/sysv/linux/internal_statvfs.c +++ b/libc/sysdeps/unix/sysv/linux/internal_statvfs.c @@ -117,6 +117,12 @@ __statvfs_getflags (const char *name, int fstype, struct stat64 *st) case LUSTRE_SUPER_MAGIC: fsname = "lustre"; break; + case F2FS_SUPER_MAGIC: + fsname = "f2fs"; + break; + case EFIVARFS_MAGIC: + fsname = "efivarfs"; + break; } FILE *mtab = __setmntent ("/proc/mounts", "r"); diff --git a/libc/sysdeps/unix/sysv/linux/ldsodefs.h b/libc/sysdeps/unix/sysv/linux/ldsodefs.h index 081fa01f8..18ff8528c 100644 --- a/libc/sysdeps/unix/sysv/linux/ldsodefs.h +++ b/libc/sysdeps/unix/sysv/linux/ldsodefs.h @@ -29,12 +29,6 @@ /* We have the auxiliary vector. */ #define HAVE_AUX_VECTOR -/* Used by static binaries to check the auxiliary vector. */ -extern void _dl_aux_init (ElfW(auxv_t) *av) internal_function; - -/* Initialization which is normally done by the dynamic linker. */ -extern void _dl_non_dynamic_init (void) internal_function; - /* We can assume that the kernel always provides the AT_UID, AT_EUID, AT_GID, and AT_EGID values in the auxiliary vector from 2.4.0 or so on. */ #define HAVE_AUX_XID diff --git a/libc/sysdeps/unix/sysv/linux/linux_fsinfo.h b/libc/sysdeps/unix/sysv/linux/linux_fsinfo.h index 1bcd9e2b2..2312b4702 100644 --- a/libc/sysdeps/unix/sysv/linux/linux_fsinfo.h +++ b/libc/sysdeps/unix/sysv/linux/linux_fsinfo.h @@ -61,9 +61,15 @@ #define EFS_SUPER_MAGIC 0x414a53 #define EFS_MAGIC 0x072959 +/* Constants that identifies the `evivar' filesystem. */ +#define EFIVARFS_MAGIC 0xde5e81e4 + /* Constant that identifies the `ext2' and `ext3' filesystems. */ #define EXT2_SUPER_MAGIC 0xef53 +/* Constant that identifies the `f2fs' filesystem. */ +#define F2FS_SUPER_MAGIC 0xf2f52010 + /* Constant that identifies the `hpfs' filesystem. */ #define HPFS_SUPER_MAGIC 0xf995e849 @@ -153,6 +159,7 @@ #define COH_LINK_MAX 10000 #define EXT2_LINK_MAX 32000 #define EXT4_LINK_MAX 65000 +#define F2FS_LINK_MAX 32000 #define LUSTRE_LINK_MAX EXT4_LINK_MAX #define MINIX2_LINK_MAX 65530 #define MINIX_LINK_MAX 250 diff --git a/libc/sysdeps/unix/sysv/linux/pathconf.c b/libc/sysdeps/unix/sysv/linux/pathconf.c index e86925f7d..de91a4541 100644 --- a/libc/sysdeps/unix/sysv/linux/pathconf.c +++ b/libc/sysdeps/unix/sysv/linux/pathconf.c @@ -39,8 +39,6 @@ long int __pathconf (const char *file, int name) { struct statfs fsbuf; - int fd; - int flags; switch (name) { @@ -56,21 +54,6 @@ __pathconf (const char *file, int name) case _PC_CHOWN_RESTRICTED: return __statfs_chown_restricted (__statfs (file, &fsbuf), &fsbuf); - case _PC_PIPE_BUF: - flags = O_RDONLY|O_NONBLOCK|O_NOCTTY; -#ifdef O_CLOEXEC - flags |= O_CLOEXEC; -#endif - fd = open_not_cancel_2 (file, flags); - if (fd >= 0) - { - long int r = __fcntl (fd, F_GETPIPE_SZ); - close_not_cancel_no_status (fd); - if (r > 0) - return r; - } - /* FALLTHROUGH */ - default: return posix_pathconf (file, name); } @@ -168,6 +151,9 @@ __statfs_link_max (int result, const struct statfs *fsbuf, const char *file, the hard way. */ return distinguish_extX (fsbuf, file, fd); + case F2FS_SUPER_MAGIC: + return F2FS_LINK_MAX; + case MINIX_SUPER_MAGIC: case MINIX_SUPER_MAGIC2: return MINIX_LINK_MAX; @@ -221,6 +207,9 @@ __statfs_filesize_max (int result, const struct statfs *fsbuf) switch (fsbuf->f_type) { + case F2FS_SUPER_MAGIC: + return 256; + case BTRFS_SUPER_MAGIC: return 255; diff --git a/libc/sysdeps/unix/sysv/linux/powerpc/Implies b/libc/sysdeps/unix/sysv/linux/powerpc/Implies deleted file mode 100644 index ff27cdb56..000000000 --- a/libc/sysdeps/unix/sysv/linux/powerpc/Implies +++ /dev/null @@ -1,4 +0,0 @@ -# Make sure these routines come before ldbl-opt. -ieee754/ldbl-128ibm -# These supply the ABI compatibility for when long double was double. -ieee754/ldbl-opt diff --git a/libc/sysdeps/unix/sysv/linux/powerpc/bits/libc-vdso.h b/libc/sysdeps/unix/sysv/linux/powerpc/bits/libc-vdso.h index 545fda462..5f5fc1eb3 100644 --- a/libc/sysdeps/unix/sysv/linux/powerpc/bits/libc-vdso.h +++ b/libc/sysdeps/unix/sysv/linux/powerpc/bits/libc-vdso.h @@ -32,6 +32,16 @@ extern void *__vdso_get_tbfreq; extern void *__vdso_getcpu; +/* This macro is needed for PPC64 to return a skeleton OPD entry of a vDSO + symbol. This works because _dl_vdso_vsym always return the function + address, and no vDSO symbols use the TOC or chain pointers from the OPD + so we can allow them to be garbage. */ +#if defined(__PPC64__) || defined(__powerpc64__) +#define VDSO_IFUNC_RET(value) &value +#else +#define VDSO_IFUNC_RET(value) value +#endif + #endif #endif /* _LIBC_VDSO_H */ diff --git a/libc/sysdeps/unix/sysv/linux/powerpc/bits/mman.h b/libc/sysdeps/unix/sysv/linux/powerpc/bits/mman.h index a27018965..3f72c0335 100644 --- a/libc/sysdeps/unix/sysv/linux/powerpc/bits/mman.h +++ b/libc/sysdeps/unix/sysv/linux/powerpc/bits/mman.h @@ -17,42 +17,13 @@ <http://www.gnu.org/licenses/>. */ #ifndef _SYS_MMAN_H -# error "Never use <bits/mman.h> directly; iclude <sys/mman.h> instead." +# error "Never use <bits/mman.h> directly; include <sys/mman.h> instead." #endif /* The following definitions basically come from the kernel headers. But the kernel header is not namespace clean. */ - -/* Protections are chosen from these bits, OR'd together. The - implementation does not necessarily support PROT_EXEC or PROT_WRITE - without PROT_READ. The only guarantees are that no writing will be - allowed without PROT_WRITE and no access will be allowed for PROT_NONE. */ - -#define PROT_READ 0x1 /* Page can be read. */ -#define PROT_WRITE 0x2 /* Page can be written. */ -#define PROT_EXEC 0x4 /* Page can be executed. */ -#define PROT_NONE 0x0 /* Page can not be accessed. */ #define PROT_SAO 0x10 /* Strong Access Ordering. */ -#define PROT_GROWSDOWN 0x01000000 /* Extend change to start of - growsdown vma (mprotect only). */ -#define PROT_GROWSUP 0x02000000 /* Extend change to start of - growsup vma (mprotect only). */ - -/* Sharing types (must choose one and only one of these). */ -#define MAP_SHARED 0x001 /* Share changes. */ -#define MAP_PRIVATE 0x002 /* Changes are private. */ -#ifdef __USE_MISC -# define MAP_TYPE 0x00f /* Mask for type of mapping. */ -#endif - -/* Other flags. */ -#define MAP_FIXED 0x010 /* Interpret addr exactly. */ -#ifdef __USE_MISC -# define MAP_FILE 0x000 -# define MAP_ANONYMOUS 0x020 /* Don't use a file. */ -# define MAP_ANON MAP_ANONYMOUS -#endif /* These are Linux-specific. */ #ifdef __USE_MISC @@ -67,48 +38,10 @@ # define MAP_HUGETLB 0x40000 /* Create huge page mapping. */ #endif -/* Flags to `msync'. */ -#define MS_ASYNC 1 /* Sync memory asynchronously. */ -#define MS_SYNC 4 /* Synchronous memory sync. */ -#define MS_INVALIDATE 2 /* Invalidate the caches. */ - /* Flags for `mlockall'. */ #define MCL_CURRENT 0x2000 /* Lock all currently mapped pages. */ #define MCL_FUTURE 0x4000 /* Lock all additions to address space. */ - -/* Flags for `mremap'. */ -#ifdef __USE_GNU -# define MREMAP_MAYMOVE 1 -# define MREMAP_FIXED 2 -#endif - -/* Advice to `madvise'. */ -#ifdef __USE_BSD -# define MADV_NORMAL 0 /* No further special treatment. */ -# define MADV_RANDOM 1 /* Expect random page references. */ -# define MADV_SEQUENTIAL 2 /* Expect sequential page references. */ -# define MADV_WILLNEED 3 /* Will need these pages. */ -# define MADV_DONTNEED 4 /* Don't need these pages. */ -# define MADV_REMOVE 9 /* Remove these pages and resources. */ -# define MADV_DONTFORK 10 /* Do not inherit across fork. */ -# define MADV_DOFORK 11 /* Do inherit across fork. */ -# define MADV_MERGEABLE 12 /* KSM may merge identical pages. */ -# define MADV_UNMERGEABLE 13 /* KSM may not merge identical pages. */ -# define MADV_HUGEPAGE 14 /* Worth backing with hugepages. */ -# define MADV_NOHUGEPAGE 15 /* Not worth backing with hugepages. */ -# define MADV_DONTDUMP 16 /* Explicity exclude from the core dump, - overrides the coredump filter bits. */ -# define MADV_DODUMP 17 /* Clear the MADV_DONTDUMP flag. */ -# define MADV_HWPOISON 100 /* Poison a page for testing. */ -#endif - -/* The POSIX people had to invent similar names for the same things. */ -#ifdef __USE_XOPEN2K -# define POSIX_MADV_NORMAL 0 /* No further special treatment. */ -# define POSIX_MADV_RANDOM 1 /* Expect random page references. */ -# define POSIX_MADV_SEQUENTIAL 2 /* Expect sequential page references. */ -# define POSIX_MADV_WILLNEED 3 /* Will need these pages. */ -# define POSIX_MADV_DONTNEED 4 /* Don't need these pages. */ -#endif +/* Include generic Linux declarations. */ +#include <bits/mman-linux.h> diff --git a/libc/sysdeps/unix/sysv/linux/powerpc/bits/msq.h b/libc/sysdeps/unix/sysv/linux/powerpc/bits/msq.h index b9811c656..59147c268 100644 --- a/libc/sysdeps/unix/sysv/linux/powerpc/bits/msq.h +++ b/libc/sysdeps/unix/sysv/linux/powerpc/bits/msq.h @@ -25,6 +25,7 @@ #define MSG_NOERROR 010000 /* no error if message is too big */ #ifdef __USE_GNU # define MSG_EXCEPT 020000 /* recv any msg except of specified type */ +# define MSG_COPY 040000 /* copy (not remove) all queue messages */ #endif /* Types used in the structure definition. */ diff --git a/libc/sysdeps/unix/sysv/linux/powerpc/gettimeofday.c b/libc/sysdeps/unix/sysv/linux/powerpc/gettimeofday.c index f60748507..6506d75e6 100644 --- a/libc/sysdeps/unix/sysv/linux/powerpc/gettimeofday.c +++ b/libc/sysdeps/unix/sysv/linux/powerpc/gettimeofday.c @@ -15,25 +15,49 @@ License along with the GNU C Library; if not, see <http://www.gnu.org/licenses/>. */ -#include <sysdep.h> -#include <stddef.h> + #include <sys/time.h> -#include <time.h> -#include <hp-timing.h> -#include <bits/libc-vdso.h> +#ifdef SHARED + +# include <dl-vdso.h> +# include <bits/libc-vdso.h> + +void *gettimeofday_ifunc (void) __asm__ ("__gettimeofday"); + +static int +__gettimeofday_syscall (struct timeval *tv, struct timezone *tz) +{ + return INLINE_SYSCALL (gettimeofday, 2, tv, tz); +} + +void * +gettimeofday_ifunc (void) +{ + /* If the vDSO is not available we fall back syscall. */ + return (__vdso_gettimeofday ? VDSO_IFUNC_RET (__vdso_gettimeofday) + : __gettimeofday_syscall); +} +asm (".type __gettimeofday, %gnu_indirect_function"); + +/* This is doing "libc_hidden_def (__gettimeofday)" but the compiler won't + let us do it in C because it doesn't know we're defining __gettimeofday + here in this file. */ +asm (".globl __GI___gettimeofday\n" + "__GI___gettimeofday = __gettimeofday"); + +#else -/* Get the current time of day and timezone information, - putting it into *TV and *TZ. If TZ is NULL, *TZ is not filled. - Returns 0 on success, -1 on errors. */ +# include <sysdep.h> +# include <errno.h> int -__gettimeofday (tv, tz) - struct timeval *tv; - struct timezone *tz; +__gettimeofday (struct timeval *tv, struct timezone *tz) { - return INLINE_VSYSCALL (gettimeofday, 2, tv, tz); + return INLINE_SYSCALL (gettimeofday, 2, tv, tz); } libc_hidden_def (__gettimeofday) + +#endif weak_alias (__gettimeofday, gettimeofday) libc_hidden_weak (gettimeofday) diff --git a/libc/sysdeps/unix/sysv/linux/powerpc/powerpc64/brk.S b/libc/sysdeps/unix/sysv/linux/powerpc/powerpc64/brk.S index 06596ce58..348aeb5ba 100644 --- a/libc/sysdeps/unix/sysv/linux/powerpc/powerpc64/brk.S +++ b/libc/sysdeps/unix/sysv/linux/powerpc/powerpc64/brk.S @@ -19,17 +19,14 @@ #include <sysdep.h> #define _ERRNO_H 1 #include <bits/errno.h> -#include <bp-sym.h> -#include <bp-asm.h> .comm __curbrk,8,8 .section ".toc","aw" .LC__curbrk: .tc __curbrk[TC],__curbrk .section ".text" -ENTRY (BP_SYM (__brk)) +ENTRY (__brk) CALL_MCOUNT 1 - DISCARD_BOUNDS (r3) /* the bounds are meaningless, so toss 'em. */ std r3,48(r1) DO_CALL(SYS_ify(brk)) @@ -41,6 +38,6 @@ ENTRY (BP_SYM (__brk)) blelr+ li r3,ENOMEM TAIL_CALL_SYSCALL_ERROR -END (BP_SYM (__brk)) +END (__brk) -weak_alias (BP_SYM (__brk), BP_SYM (brk)) +weak_alias (__brk, brk) diff --git a/libc/sysdeps/unix/sysv/linux/powerpc/powerpc64/clone.S b/libc/sysdeps/unix/sysv/linux/powerpc/powerpc64/clone.S index f74dcae90..cf46856e1 100644 --- a/libc/sysdeps/unix/sysv/linux/powerpc/powerpc64/clone.S +++ b/libc/sysdeps/unix/sysv/linux/powerpc/powerpc64/clone.S @@ -19,8 +19,6 @@ #include <sysdep.h> #define _ERRNO_H 1 #include <bits/errno.h> -#include <bp-sym.h> -#include <bp-asm.h> #define CLONE_VM 0x00000100 #define CLONE_THREAD 0x00010000 @@ -33,11 +31,8 @@ int flags [r5], void *arg [r6], void *parent_tid [r7], void *tls [r8], void *child_tid [r9]); */ -ENTRY (BP_SYM (__clone)) +ENTRY (__clone) CALL_MCOUNT 7 - /* GKM FIXME: add bounds checks, where sensible. */ - DISCARD_BOUNDS (r4) - DISCARD_BOUNDS (r6) /* Check for child_stack == NULL || fn == NULL. */ cmpdi cr0,r4,0 @@ -144,6 +139,6 @@ L(parent): cfi_restore(r31) PSEUDO_RET -END (BP_SYM (__clone)) +END (__clone) -weak_alias (BP_SYM (__clone), BP_SYM (clone)) +weak_alias (__clone, clone) diff --git a/libc/sysdeps/unix/sysv/linux/powerpc/sys/ptrace.h b/libc/sysdeps/unix/sysv/linux/powerpc/sys/ptrace.h index dfda1c889..e6e916b0f 100644 --- a/libc/sysdeps/unix/sysv/linux/powerpc/sys/ptrace.h +++ b/libc/sysdeps/unix/sysv/linux/powerpc/sys/ptrace.h @@ -136,7 +136,8 @@ enum __ptrace_setoptions PTRACE_O_TRACEVFORKDONE = 0x00000020, PTRACE_O_TRACEEXIT = 0x00000040, PTRACE_O_TRACESECCOMP = 0x00000080, - PTRACE_O_MASK = 0x000000ff + PTRACE_O_EXITKILL = 0x00100000, + PTRACE_O_MASK = 0x001000ff }; /* Wait extended result codes for the above trace options. */ diff --git a/libc/sysdeps/unix/sysv/linux/s390/bits/mman.h b/libc/sysdeps/unix/sysv/linux/s390/bits/mman.h index 3e7bf92f4..b788fa50d 100644 --- a/libc/sysdeps/unix/sysv/linux/s390/bits/mman.h +++ b/libc/sysdeps/unix/sysv/linux/s390/bits/mman.h @@ -24,39 +24,9 @@ But the kernel header is not namespace clean. */ -/* Protections are chosen from these bits, OR'd together. The - implementation does not necessarily support PROT_EXEC or PROT_WRITE - without PROT_READ. The only guarantees are that no writing will be - allowed without PROT_WRITE and no access will be allowed for PROT_NONE. */ - -#define PROT_READ 0x1 /* Page can be read. */ -#define PROT_WRITE 0x2 /* Page can be written. */ -#define PROT_EXEC 0x4 /* Page can be executed. */ -#define PROT_NONE 0x0 /* Page can not be accessed. */ -#define PROT_GROWSDOWN 0x01000000 /* Extend change to start of - growsdown vma (mprotect only). */ -#define PROT_GROWSUP 0x02000000 /* Extend change to start of - growsup vma (mprotect only). */ - -/* Sharing types (must choose one and only one of these). */ -#define MAP_SHARED 0x01 /* Share changes. */ -#define MAP_PRIVATE 0x02 /* Changes are private. */ -#ifdef __USE_MISC -# define MAP_TYPE 0x0f /* Mask for type of mapping. */ -#endif - -/* Other flags. */ -#define MAP_FIXED 0x10 /* Interpret addr exactly. */ -#ifdef __USE_MISC -# define MAP_FILE 0 -# define MAP_ANONYMOUS 0x20 /* Don't use a file. */ -# define MAP_ANON MAP_ANONYMOUS -#endif - /* These are Linux-specific. */ #ifdef __USE_MISC # define MAP_GROWSDOWN 0x00100 /* Stack-like segment. */ -# define MAP_GROWSUP 0x00200 /* Register stack-like segment */ # define MAP_DENYWRITE 0x00800 /* ETXTBSY */ # define MAP_EXECUTABLE 0x01000 /* Mark it as an executable. */ # define MAP_LOCKED 0x02000 /* Lock the mapping. */ @@ -67,47 +37,5 @@ # define MAP_HUGETLB 0x40000 /* Create huge page mapping. */ #endif -/* Flags to `msync'. */ -#define MS_ASYNC 1 /* Sync memory asynchronously. */ -#define MS_SYNC 4 /* Synchronous memory sync. */ -#define MS_INVALIDATE 2 /* Invalidate the caches. */ - -/* Flags for `mlockall'. */ -#define MCL_CURRENT 1 /* Lock all currently mapped pages. */ -#define MCL_FUTURE 2 /* Lock all additions to address - space. */ - -/* Flags for `mremap'. */ -#ifdef __USE_GNU -# define MREMAP_MAYMOVE 1 -# define MREMAP_FIXED 2 -#endif - -/* Advice to `madvise'. */ -#ifdef __USE_BSD -# define MADV_NORMAL 0 /* No further special treatment. */ -# define MADV_RANDOM 1 /* Expect random page references. */ -# define MADV_SEQUENTIAL 2 /* Expect sequential page references. */ -# define MADV_WILLNEED 3 /* Will need these pages. */ -# define MADV_DONTNEED 4 /* Don't need these pages. */ -# define MADV_REMOVE 9 /* Remove these pages and resources. */ -# define MADV_DONTFORK 10 /* Do not inherit across fork. */ -# define MADV_DOFORK 11 /* Do inherit across fork. */ -# define MADV_MERGEABLE 12 /* KSM may merge identical pages. */ -# define MADV_UNMERGEABLE 13 /* KSM may not merge identical pages. */ -# define MADV_HUGEPAGE 14 /* Worth backing with hugepages. */ -# define MADV_NOHUGEPAGE 15 /* Not worth backing with hugepages. */ -# define MADV_DONTDUMP 16 /* Explicity exclude from the core dump, - overrides the coredump filter bits. */ -# define MADV_DODUMP 17 /* Clear the MADV_DONTDUMP flag. */ -# define MADV_HWPOISON 100 /* Poison a page for testing. */ -#endif - -/* The POSIX people had to invent similar names for the same things. */ -#ifdef __USE_XOPEN2K -# define POSIX_MADV_NORMAL 0 /* No further special treatment. */ -# define POSIX_MADV_RANDOM 1 /* Expect random page references. */ -# define POSIX_MADV_SEQUENTIAL 2 /* Expect sequential page references. */ -# define POSIX_MADV_WILLNEED 3 /* Will need these pages. */ -# define POSIX_MADV_DONTNEED 4 /* Don't need these pages. */ -#endif +/* Include generic Linux declarations. */ +#include <bits/mman-linux.h> diff --git a/libc/sysdeps/unix/sysv/linux/s390/bits/msq.h b/libc/sysdeps/unix/sysv/linux/s390/bits/msq.h index 5a1f6b29e..a5eaf89dd 100644 --- a/libc/sysdeps/unix/sysv/linux/s390/bits/msq.h +++ b/libc/sysdeps/unix/sysv/linux/s390/bits/msq.h @@ -26,6 +26,7 @@ #define MSG_NOERROR 010000 /* no error if message is too big */ #ifdef __USE_GNU # define MSG_EXCEPT 020000 /* recv any msg except of specified type */ +# define MSG_COPY 040000 /* copy (not remove) all queue messages */ #endif /* Types used in the structure definition. */ diff --git a/libc/sysdeps/unix/sysv/linux/s390/s390-32/getcontext.S b/libc/sysdeps/unix/sysv/linux/s390/s390-32/getcontext.S index 1a3712d8c..0a2e63e78 100644 --- a/libc/sysdeps/unix/sysv/linux/s390/s390-32/getcontext.S +++ b/libc/sysdeps/unix/sysv/linux/s390/s390-32/getcontext.S @@ -31,41 +31,42 @@ other than the PRESERVED state. */ ENTRY(__getcontext) - lr %r5,%r2 + lr %r1,%r2 /* sigprocmask (SIG_BLOCK, NULL, &sc->sc_mask). */ la %r2,SIG_BLOCK slr %r3,%r3 - la %r4,SC_MASK(%r5) + la %r4,SC_MASK(%r1) + lhi %r5,_NSIG8 svc SYS_ify(rt_sigprocmask) /* Store fpu context. */ - stfpc SC_FPC(%r5) - std %f0,SC_FPRS(%r5) - std %f1,SC_FPRS+8(%r5) - std %f2,SC_FPRS+16(%r5) - std %f3,SC_FPRS+24(%r5) - std %f4,SC_FPRS+32(%r5) - std %f5,SC_FPRS+40(%r5) - std %f6,SC_FPRS+48(%r5) - std %f7,SC_FPRS+56(%r5) - std %f8,SC_FPRS+64(%r5) - std %f9,SC_FPRS+72(%r5) - std %f10,SC_FPRS+80(%r5) - std %f11,SC_FPRS+88(%r5) - std %f12,SC_FPRS+96(%r5) - std %f13,SC_FPRS+104(%r5) - std %f14,SC_FPRS+112(%r5) - std %f15,SC_FPRS+120(%r5) + stfpc SC_FPC(%r1) + std %f0,SC_FPRS(%r1) + std %f1,SC_FPRS+8(%r1) + std %f2,SC_FPRS+16(%r1) + std %f3,SC_FPRS+24(%r1) + std %f4,SC_FPRS+32(%r1) + std %f5,SC_FPRS+40(%r1) + std %f6,SC_FPRS+48(%r1) + std %f7,SC_FPRS+56(%r1) + std %f8,SC_FPRS+64(%r1) + std %f9,SC_FPRS+72(%r1) + std %f10,SC_FPRS+80(%r1) + std %f11,SC_FPRS+88(%r1) + std %f12,SC_FPRS+96(%r1) + std %f13,SC_FPRS+104(%r1) + std %f14,SC_FPRS+112(%r1) + std %f15,SC_FPRS+120(%r1) /* Set __getcontext return value to 0. */ slr %r2,%r2 /* Store access registers. */ - stam %a0,%a15,SC_ACRS(%r5) + stam %a0,%a15,SC_ACRS(%r1) /* Store general purpose registers. */ - stm %r0,%r15,SC_GPRS(%r5) + stm %r0,%r15,SC_GPRS(%r1) /* Return. */ br %r14 diff --git a/libc/sysdeps/unix/sysv/linux/s390/s390-32/setcontext.S b/libc/sysdeps/unix/sysv/linux/s390/s390-32/setcontext.S index fe56c24aa..ac25bea50 100644 --- a/libc/sysdeps/unix/sysv/linux/s390/s390-32/setcontext.S +++ b/libc/sysdeps/unix/sysv/linux/s390/s390-32/setcontext.S @@ -31,38 +31,39 @@ other than the PRESERVED state. */ ENTRY(__setcontext) - lr %r5,%r2 + lr %r1,%r2 /* sigprocmask (SIG_SETMASK, &sc->sc_mask, NULL). */ la %r2,SIG_BLOCK - la %r3,SC_MASK(%r5) + la %r3,SC_MASK(%r1) slr %r4,%r4 + lhi %r5,_NSIG8 svc SYS_ify(rt_sigprocmask) /* Load fpu context. */ - lfpc SC_FPC(%r5) - ld %f0,SC_FPRS(%r5) - ld %f1,SC_FPRS+8(%r5) - ld %f2,SC_FPRS+16(%r5) - ld %f3,SC_FPRS+24(%r5) - ld %f4,SC_FPRS+32(%r5) - ld %f5,SC_FPRS+40(%r5) - ld %f6,SC_FPRS+48(%r5) - ld %f7,SC_FPRS+56(%r5) - ld %f8,SC_FPRS+64(%r5) - ld %f9,SC_FPRS+72(%r5) - ld %f10,SC_FPRS+80(%r5) - ld %f11,SC_FPRS+88(%r5) - ld %f12,SC_FPRS+96(%r5) - ld %f13,SC_FPRS+104(%r5) - ld %f14,SC_FPRS+112(%r5) - ld %f15,SC_FPRS+120(%r5) + lfpc SC_FPC(%r1) + ld %f0,SC_FPRS(%r1) + ld %f1,SC_FPRS+8(%r1) + ld %f2,SC_FPRS+16(%r1) + ld %f3,SC_FPRS+24(%r1) + ld %f4,SC_FPRS+32(%r1) + ld %f5,SC_FPRS+40(%r1) + ld %f6,SC_FPRS+48(%r1) + ld %f7,SC_FPRS+56(%r1) + ld %f8,SC_FPRS+64(%r1) + ld %f9,SC_FPRS+72(%r1) + ld %f10,SC_FPRS+80(%r1) + ld %f11,SC_FPRS+88(%r1) + ld %f12,SC_FPRS+96(%r1) + ld %f13,SC_FPRS+104(%r1) + ld %f14,SC_FPRS+112(%r1) + ld %f15,SC_FPRS+120(%r1) /* Don't touch %a0, used for thread purposes. */ - lam %a1,%a15,SC_ACRS+4(%r5) + lam %a1,%a15,SC_ACRS+4(%r1) /* Load general purpose registers. */ - lm %r0,%r15,SC_GPRS(%r5) + lm %r0,%r15,SC_GPRS(%r1) /* Return. */ br %r14 diff --git a/libc/sysdeps/unix/sysv/linux/s390/s390-32/swapcontext.S b/libc/sysdeps/unix/sysv/linux/s390/s390-32/swapcontext.S index 9a4b2b987..ecb0b3f80 100644 --- a/libc/sysdeps/unix/sysv/linux/s390/s390-32/swapcontext.S +++ b/libc/sysdeps/unix/sysv/linux/s390/s390-32/swapcontext.S @@ -34,12 +34,13 @@ ENTRY(__swapcontext) lr %r1,%r2 - lr %r5,%r3 + lr %r0,%r3 /* sigprocmask (SIG_BLOCK, NULL, &sc->sc_mask). */ la %r2,SIG_BLOCK slr %r3,%r3 la %r4,SC_MASK(%r1) + lhi %r5,_NSIG8 svc SYS_ify(rt_sigprocmask) /* Store fpu context. */ @@ -72,11 +73,14 @@ ENTRY(__swapcontext) /* sigprocmask (SIG_SETMASK, &sc->sc_mask, NULL). */ la %r2,SIG_BLOCK + lr %r5,%r0 la %r3,SC_MASK(%r5) slr %r4,%r4 + lhi %r5,_NSIG8 svc SYS_ify(rt_sigprocmask) /* Load fpu context. */ + lr %r5,%r0 lfpc SC_FPC(%r5) ld %f0,SC_FPRS(%r5) ld %f1,SC_FPRS+8(%r5) diff --git a/libc/sysdeps/unix/sysv/linux/s390/s390-64/getcontext.S b/libc/sysdeps/unix/sysv/linux/s390/s390-64/getcontext.S index 68e89102a..7c406cb23 100644 --- a/libc/sysdeps/unix/sysv/linux/s390/s390-64/getcontext.S +++ b/libc/sysdeps/unix/sysv/linux/s390/s390-64/getcontext.S @@ -31,41 +31,42 @@ other than the PRESERVED state. */ ENTRY(__getcontext) - lgr %r5,%r2 + lgr %r1,%r2 /* sigprocmask (SIG_BLOCK, NULL, &sc->sc_mask). */ la %r2,SIG_BLOCK slgr %r3,%r3 - la %r4,SC_MASK(%r5) + la %r4,SC_MASK(%r1) + lghi %r5,_NSIG8 svc SYS_ify(rt_sigprocmask) /* Store fpu context. */ - stfpc SC_FPC(%r5) - std %f0,SC_FPRS(%r5) - std %f1,SC_FPRS+8(%r5) - std %f2,SC_FPRS+16(%r5) - std %f3,SC_FPRS+24(%r5) - std %f4,SC_FPRS+32(%r5) - std %f5,SC_FPRS+40(%r5) - std %f6,SC_FPRS+48(%r5) - std %f7,SC_FPRS+56(%r5) - std %f8,SC_FPRS+64(%r5) - std %f9,SC_FPRS+72(%r5) - std %f10,SC_FPRS+80(%r5) - std %f11,SC_FPRS+88(%r5) - std %f12,SC_FPRS+96(%r5) - std %f13,SC_FPRS+104(%r5) - std %f14,SC_FPRS+112(%r5) - std %f15,SC_FPRS+120(%r5) + stfpc SC_FPC(%r1) + std %f0,SC_FPRS(%r1) + std %f1,SC_FPRS+8(%r1) + std %f2,SC_FPRS+16(%r1) + std %f3,SC_FPRS+24(%r1) + std %f4,SC_FPRS+32(%r1) + std %f5,SC_FPRS+40(%r1) + std %f6,SC_FPRS+48(%r1) + std %f7,SC_FPRS+56(%r1) + std %f8,SC_FPRS+64(%r1) + std %f9,SC_FPRS+72(%r1) + std %f10,SC_FPRS+80(%r1) + std %f11,SC_FPRS+88(%r1) + std %f12,SC_FPRS+96(%r1) + std %f13,SC_FPRS+104(%r1) + std %f14,SC_FPRS+112(%r1) + std %f15,SC_FPRS+120(%r1) /* Set __getcontext return value to 0. */ slgr %r2,%r2 /* Store access registers. */ - stam %a0,%a15,SC_ACRS(%r5) + stam %a0,%a15,SC_ACRS(%r1) /* Store general purpose registers. */ - stmg %r0,%r15,SC_GPRS(%r5) + stmg %r0,%r15,SC_GPRS(%r1) /* Return. */ br %r14 diff --git a/libc/sysdeps/unix/sysv/linux/s390/s390-64/setcontext.S b/libc/sysdeps/unix/sysv/linux/s390/s390-64/setcontext.S index 7415bd938..8157327bf 100644 --- a/libc/sysdeps/unix/sysv/linux/s390/s390-64/setcontext.S +++ b/libc/sysdeps/unix/sysv/linux/s390/s390-64/setcontext.S @@ -31,38 +31,39 @@ other than the PRESERVED state. */ ENTRY(__setcontext) - lgr %r5,%r2 + lgr %r1,%r2 /* sigprocmask (SIG_SETMASK, &sc->sc_mask, NULL). */ la %r2,SIG_BLOCK - la %r3,SC_MASK(%r5) + la %r3,SC_MASK(%r1) slgr %r4,%r4 + lghi %r5,_NSIG8 svc SYS_ify(rt_sigprocmask) /* Load fpu context. */ - lfpc SC_FPC(%r5) - ld %f0,SC_FPRS(%r5) - ld %f1,SC_FPRS+8(%r5) - ld %f2,SC_FPRS+16(%r5) - ld %f3,SC_FPRS+24(%r5) - ld %f4,SC_FPRS+32(%r5) - ld %f5,SC_FPRS+40(%r5) - ld %f6,SC_FPRS+48(%r5) - ld %f7,SC_FPRS+56(%r5) - ld %f8,SC_FPRS+64(%r5) - ld %f9,SC_FPRS+72(%r5) - ld %f10,SC_FPRS+80(%r5) - ld %f11,SC_FPRS+88(%r5) - ld %f12,SC_FPRS+96(%r5) - ld %f13,SC_FPRS+104(%r5) - ld %f14,SC_FPRS+112(%r5) - ld %f15,SC_FPRS+120(%r5) + lfpc SC_FPC(%r1) + ld %f0,SC_FPRS(%r1) + ld %f1,SC_FPRS+8(%r1) + ld %f2,SC_FPRS+16(%r1) + ld %f3,SC_FPRS+24(%r1) + ld %f4,SC_FPRS+32(%r1) + ld %f5,SC_FPRS+40(%r1) + ld %f6,SC_FPRS+48(%r1) + ld %f7,SC_FPRS+56(%r1) + ld %f8,SC_FPRS+64(%r1) + ld %f9,SC_FPRS+72(%r1) + ld %f10,SC_FPRS+80(%r1) + ld %f11,SC_FPRS+88(%r1) + ld %f12,SC_FPRS+96(%r1) + ld %f13,SC_FPRS+104(%r1) + ld %f14,SC_FPRS+112(%r1) + ld %f15,SC_FPRS+120(%r1) /* Don't touch %a0 and %a1, used for thread purposes. */ - lam %a2,%a15,SC_ACRS+8(%r5) + lam %a2,%a15,SC_ACRS+8(%r1) /* Load general purpose registers. */ - lmg %r0,%r15,SC_GPRS(%r5) + lmg %r0,%r15,SC_GPRS(%r1) /* Return. */ br %r14 diff --git a/libc/sysdeps/unix/sysv/linux/s390/s390-64/swapcontext.S b/libc/sysdeps/unix/sysv/linux/s390/s390-64/swapcontext.S index 2d8f0d50e..a08e68cdd 100644 --- a/libc/sysdeps/unix/sysv/linux/s390/s390-64/swapcontext.S +++ b/libc/sysdeps/unix/sysv/linux/s390/s390-64/swapcontext.S @@ -34,12 +34,13 @@ ENTRY(__swapcontext) lgr %r1,%r2 - lgr %r5,%r3 + lgr %r0,%r3 /* sigprocmask (SIG_BLOCK, NULL, &sc->sc_mask). */ la %r2,SIG_BLOCK slgr %r3,%r3 la %r4,SC_MASK(%r1) + lghi %r5,_NSIG8 svc SYS_ify(rt_sigprocmask) /* Store fpu context. */ @@ -72,11 +73,14 @@ ENTRY(__swapcontext) /* sigprocmask (SIG_SETMASK, &sc->sc_mask, NULL). */ la %r2,SIG_BLOCK + lgr %r5,%r0 la %r3,SC_MASK(%r5) + lghi %r5,_NSIG8 slgr %r4,%r4 svc SYS_ify(rt_sigprocmask) /* Load fpu context. */ + lgr %r5,%r0 lfpc SC_FPC(%r5) ld %f0,SC_FPRS(%r5) ld %f1,SC_FPRS+8(%r5) diff --git a/libc/sysdeps/unix/sysv/linux/s390/sys/ptrace.h b/libc/sysdeps/unix/sysv/linux/s390/sys/ptrace.h index b9062dc1a..ca2ebb959 100644 --- a/libc/sysdeps/unix/sysv/linux/s390/sys/ptrace.h +++ b/libc/sysdeps/unix/sysv/linux/s390/sys/ptrace.h @@ -175,7 +175,8 @@ enum __ptrace_setoptions PTRACE_O_TRACEVFORKDONE = 0x00000020, PTRACE_O_TRACEEXIT = 0x00000040, PTRACE_O_TRACESECCOMP = 0x00000080, - PTRACE_O_MASK = 0x000000ff + PTRACE_O_EXITKILL = 0x00100000, + PTRACE_O_MASK = 0x001000ff }; /* Wait extended result codes for the above trace options. */ diff --git a/libc/sysdeps/unix/sysv/linux/s390/ucontext_i.sym b/libc/sysdeps/unix/sysv/linux/s390/ucontext_i.sym index 525b54300..6cc9f1962 100644 --- a/libc/sysdeps/unix/sysv/linux/s390/ucontext_i.sym +++ b/libc/sysdeps/unix/sysv/linux/s390/ucontext_i.sym @@ -8,6 +8,8 @@ SIG_BLOCK SIG_UNBLOCK SIG_SETMASK +_NSIG8 (_NSIG / 8) + #define ucontext(member) offsetof (ucontext_t, member) #define mcontext(member) ucontext (uc_mcontext.member) diff --git a/libc/sysdeps/unix/sysv/linux/sh/bits/mman.h b/libc/sysdeps/unix/sysv/linux/sh/bits/mman.h index 40da97e2f..396a9b918 100644 --- a/libc/sysdeps/unix/sysv/linux/sh/bits/mman.h +++ b/libc/sysdeps/unix/sysv/linux/sh/bits/mman.h @@ -23,36 +23,6 @@ /* The following definitions basically come from the kernel headers. But the kernel header is not namespace clean. */ - -/* Protections are chosen from these bits, OR'd together. The - implementation does not necessarily support PROT_EXEC or PROT_WRITE - without PROT_READ. The only guarantees are that no writing will be - allowed without PROT_WRITE and no access will be allowed for PROT_NONE. */ - -#define PROT_READ 0x1 /* Page can be read. */ -#define PROT_WRITE 0x2 /* Page can be written. */ -#define PROT_EXEC 0x4 /* Page can be executed. */ -#define PROT_NONE 0x0 /* Page can not be accessed. */ -#define PROT_GROWSDOWN 0x01000000 /* Extend change to start of - growsdown vma (mprotect only). */ -#define PROT_GROWSUP 0x02000000 /* Extend change to start of - growsup vma (mprotect only). */ - -/* Sharing types (must choose one and only one of these). */ -#define MAP_SHARED 0x01 /* Share changes. */ -#define MAP_PRIVATE 0x02 /* Changes are private. */ -#ifdef __USE_MISC -# define MAP_TYPE 0x0f /* Mask for type of mapping. */ -#endif - -/* Other flags. */ -#define MAP_FIXED 0x10 /* Interpret addr exactly. */ -#ifdef __USE_MISC -# define MAP_FILE 0 -# define MAP_ANONYMOUS 0x20 /* Don't use a file. */ -# define MAP_ANON MAP_ANONYMOUS -#endif - /* These are Linux-specific. */ #ifdef __USE_MISC # define MAP_GROWSDOWN 0x0100 /* Stack-like segment. */ @@ -66,47 +36,5 @@ # define MAP_HUGETLB 0x40000 /* Create huge page mapping. */ #endif -/* Flags to `msync'. */ -#define MS_ASYNC 1 /* Sync memory asynchronously. */ -#define MS_SYNC 4 /* Synchronous memory sync. */ -#define MS_INVALIDATE 2 /* Invalidate the caches. */ - -/* Flags for `mlockall'. */ -#define MCL_CURRENT 1 /* Lock all currently mapped pages. */ -#define MCL_FUTURE 2 /* Lock all additions to address - space. */ - -/* Flags for `mremap'. */ -#ifdef __USE_GNU -# define MREMAP_MAYMOVE 1 -# define MREMAP_FIXED 2 -#endif - -/* Advice to `madvise'. */ -#ifdef __USE_BSD -# define MADV_NORMAL 0 /* No further special treatment. */ -# define MADV_RANDOM 1 /* Expect random page references. */ -# define MADV_SEQUENTIAL 2 /* Expect sequential page references. */ -# define MADV_WILLNEED 3 /* Will need these pages. */ -# define MADV_DONTNEED 4 /* Don't need these pages. */ -# define MADV_REMOVE 9 /* Remove these pages and resources. */ -# define MADV_DONTFORK 10 /* Do not inherit across fork. */ -# define MADV_DOFORK 11 /* Do inherit across fork. */ -# define MADV_MERGEABLE 12 /* KSM may merge identical pages. */ -# define MADV_UNMERGEABLE 13 /* KSM may not merge identical pages. */ -# define MADV_HUGEPAGE 14 /* Worth backing with hugepages. */ -# define MADV_NOHUGEPAGE 15 /* Not worth backing with hugepages. */ -# define MADV_DONTDUMP 16 /* Explicity exclude from the core dump, - overrides the coredump filter bits. */ -# define MADV_DODUMP 17 /* Clear the MADV_DONTDUMP flag. */ -# define MADV_HWPOISON 100 /* Poison a page for testing. */ -#endif - -/* The POSIX people had to invent similar names for the same things. */ -#ifdef __USE_XOPEN2K -# define POSIX_MADV_NORMAL 0 /* No further special treatment. */ -# define POSIX_MADV_RANDOM 1 /* Expect random page references. */ -# define POSIX_MADV_SEQUENTIAL 2 /* Expect sequential page references. */ -# define POSIX_MADV_WILLNEED 3 /* Will need these pages. */ -# define POSIX_MADV_DONTNEED 4 /* Don't need these pages. */ -#endif +/* Include generic Linux declarations. */ +#include <bits/mman-linux.h> diff --git a/libc/sysdeps/unix/sysv/linux/sparc/bits/mman.h b/libc/sysdeps/unix/sysv/linux/sparc/bits/mman.h index 616e24333..ad0389ca3 100644 --- a/libc/sysdeps/unix/sysv/linux/sparc/bits/mman.h +++ b/libc/sysdeps/unix/sysv/linux/sparc/bits/mman.h @@ -24,36 +24,6 @@ But the kernel header is not namespace clean. */ -/* Protections are chosen from these bits, OR'd together. The - implementation does not necessarily support PROT_EXEC or PROT_WRITE - without PROT_READ. The only guarantees are that no writing will be - allowed without PROT_WRITE and no access will be allowed for PROT_NONE. */ - -#define PROT_READ 0x1 /* Page can be read. */ -#define PROT_WRITE 0x2 /* Page can be written. */ -#define PROT_EXEC 0x4 /* Page can be executed. */ -#define PROT_NONE 0x0 /* Page can not be accessed. */ -#define PROT_GROWSDOWN 0x01000000 /* Extend change to start of - growsdown vma (mprotect only). */ -#define PROT_GROWSUP 0x02000000 /* Extend change to start of - growsup vma (mprotect only). */ - -/* Sharing types (must choose one and only one of these). */ -#define MAP_SHARED 0x01 /* Share changes. */ -#define MAP_PRIVATE 0x02 /* Changes are private. */ -#ifdef __USE_MISC -# define MAP_TYPE 0x0f /* Mask for type of mapping. */ -#endif - -/* Other flags. */ -#define MAP_FIXED 0x10 /* Interpret addr exactly. */ -#ifdef __USE_MISC -# define MAP_FILE 0x00 -# define MAP_ANONYMOUS 0x20 /* Don't use a file. */ -# define MAP_ANON MAP_ANONYMOUS -# define MAP_RENAME MAP_ANONYMOUS -#endif - /* These are Linux-specific. */ #ifdef __USE_MISC # define MAP_GROWSDOWN 0x0200 /* Stack-like segment. */ @@ -68,48 +38,14 @@ # define MAP_HUGETLB 0x40000 /* Create huge page mapping. */ #endif -/* Flags to `msync'. */ -#define MS_ASYNC 1 /* Sync memory asynchronously. */ -#define MS_SYNC 4 /* Synchronous memory sync. */ -#define MS_INVALIDATE 2 /* Invalidate the caches. */ - /* Flags for `mlockall'. */ #define MCL_CURRENT 0x2000 /* Lock all currently mapped pages. */ #define MCL_FUTURE 0x4000 /* Lock all additions to address space. */ +/* Include generic Linux declarations. */ +#include <bits/mman-linux.h> -/* Flags for `mremap'. */ -#ifdef __USE_GNU -# define MREMAP_MAYMOVE 1 -# define MREMAP_FIXED 2 -#endif - -/* Advice to `madvise'. */ -#ifdef __USE_BSD -# define MADV_NORMAL 0 /* No further special treatment. */ -# define MADV_RANDOM 1 /* Expect random page references. */ -# define MADV_SEQUENTIAL 2 /* Expect sequential page references. */ -# define MADV_WILLNEED 3 /* Will need these pages. */ -# define MADV_DONTNEED 4 /* Don't need these pages. */ -# define MADV_FREE 5 /* Content can be freed (Solaris). */ -# define MADV_REMOVE 9 /* Remove these pages and resources. */ -# define MADV_DONTFORK 10 /* Do not inherit across fork. */ -# define MADV_DOFORK 11 /* Do inherit across fork. */ -# define MADV_MERGEABLE 12 /* KSM may merge identical pages. */ -# define MADV_UNMERGEABLE 13 /* KSM may not merge identical pages. */ -# define MADV_HUGEPAGE 14 /* Worth backing with hugepages. */ -# define MADV_NOHUGEPAGE 15 /* Not worth backing with hugepages. */ -# define MADV_DONTDUMP 16 /* Explicity exclude from the core dump, - overrides the coredump filter bits. */ -# define MADV_DODUMP 17 /* Clear the MADV_DONTDUMP flag. */ -# define MADV_HWPOISON 100 /* Poison a page for testing. */ -#endif - -/* The POSIX people had to invent similar names for the same things. */ -#ifdef __USE_XOPEN2K -# define POSIX_MADV_NORMAL 0 /* No further special treatment. */ -# define POSIX_MADV_RANDOM 1 /* Expect random page references. */ -# define POSIX_MADV_SEQUENTIAL 2 /* Expect sequential page references. */ -# define POSIX_MADV_WILLNEED 3 /* Will need these pages. */ -# define POSIX_MADV_DONTNEED 4 /* Don't need these pages. */ +/* Other flags. */ +#ifdef __USE_MISC +# define MAP_RENAME MAP_ANONYMOUS #endif diff --git a/libc/sysdeps/unix/sysv/linux/sparc/bits/msq.h b/libc/sysdeps/unix/sysv/linux/sparc/bits/msq.h index 84c4b858b..0a0192732 100644 --- a/libc/sysdeps/unix/sysv/linux/sparc/bits/msq.h +++ b/libc/sysdeps/unix/sysv/linux/sparc/bits/msq.h @@ -26,6 +26,7 @@ #define MSG_NOERROR 010000 /* no error if message is too big */ #ifdef __USE_GNU # define MSG_EXCEPT 020000 /* recv any msg except of specified type */ +# define MSG_COPY 040000 /* copy (not remove) all queue messages */ #endif /* Types used in the structure definition. */ diff --git a/libc/sysdeps/unix/sysv/linux/sparc/sys/ptrace.h b/libc/sysdeps/unix/sysv/linux/sparc/sys/ptrace.h index bd6fd536d..7ba8f5f25 100644 --- a/libc/sysdeps/unix/sysv/linux/sparc/sys/ptrace.h +++ b/libc/sysdeps/unix/sysv/linux/sparc/sys/ptrace.h @@ -219,7 +219,8 @@ enum __ptrace_setoptions PTRACE_O_TRACEVFORKDONE = 0x00000020, PTRACE_O_TRACEEXIT = 0x00000040, PTRACE_O_TRACESECCOMP = 0x00000080, - PTRACE_O_MASK = 0x000000ff + PTRACE_O_EXITKILL = 0x00100000, + PTRACE_O_MASK = 0x001000ff }; /* Wait extended result codes for the above trace options. */ diff --git a/libc/sysdeps/unix/sysv/linux/sys/ptrace.h b/libc/sysdeps/unix/sysv/linux/sys/ptrace.h index d04fab599..08709bf64 100644 --- a/libc/sysdeps/unix/sysv/linux/sys/ptrace.h +++ b/libc/sysdeps/unix/sysv/linux/sys/ptrace.h @@ -166,7 +166,8 @@ enum __ptrace_setoptions PTRACE_O_TRACEVFORKDONE = 0x00000020, PTRACE_O_TRACEEXIT = 0x00000040, PTRACE_O_TRACESECCOMP = 0x00000080, - PTRACE_O_MASK = 0x000000ff + PTRACE_O_EXITKILL = 0x00100000, + PTRACE_O_MASK = 0x001000ff }; /* Wait extended result codes for the above trace options. */ diff --git a/libc/sysdeps/unix/sysv/linux/times.c b/libc/sysdeps/unix/sysv/linux/times.c index f3b5f014e..2a5caf2cd 100644 --- a/libc/sysdeps/unix/sysv/linux/times.c +++ b/libc/sysdeps/unix/sysv/linux/times.c @@ -26,13 +26,14 @@ __times (struct tms *buf) INTERNAL_SYSCALL_DECL (err); clock_t ret = INTERNAL_SYSCALL (times, err, 1, buf); if (INTERNAL_SYSCALL_ERROR_P (ret, err) - && __builtin_expect (INTERNAL_SYSCALL_ERRNO (ret, err) == EFAULT, 0)) + && __builtin_expect (INTERNAL_SYSCALL_ERRNO (ret, err) == EFAULT, 0) + && buf) { /* This might be an error or not. For architectures which have no separate return value and error indicators we cannot distinguish a return value of -1 from an error. Do it the - hard way. We crash applications which pass in an invalid BUF - pointer. */ + hard way. We crash applications which pass in an invalid + non-NULL BUF pointer. Linux allows BUF to be NULL. */ #define touch(v) \ do { \ clock_t temp = v; \ @@ -44,7 +45,8 @@ __times (struct tms *buf) touch (buf->tms_cutime); touch (buf->tms_cstime); - /* If we come here the memory is valid and the kernel did not + /* If we come here the memory is valid (or BUF is NULL, which is + a valid condition for the kernel syscall) and the kernel did not return an EFAULT error. Return the value given by the kernel. */ } diff --git a/libc/sysdeps/unix/sysv/linux/x86/bits/mman.h b/libc/sysdeps/unix/sysv/linux/x86/bits/mman.h index 591df139d..a2fa80879 100644 --- a/libc/sysdeps/unix/sysv/linux/x86/bits/mman.h +++ b/libc/sysdeps/unix/sysv/linux/x86/bits/mman.h @@ -23,34 +23,8 @@ /* The following definitions basically come from the kernel headers. But the kernel header is not namespace clean. */ - -/* Protections are chosen from these bits, OR'd together. The - implementation does not necessarily support PROT_EXEC or PROT_WRITE - without PROT_READ. The only guarantees are that no writing will be - allowed without PROT_WRITE and no access will be allowed for PROT_NONE. */ - -#define PROT_READ 0x1 /* Page can be read. */ -#define PROT_WRITE 0x2 /* Page can be written. */ -#define PROT_EXEC 0x4 /* Page can be executed. */ -#define PROT_NONE 0x0 /* Page can not be accessed. */ -#define PROT_GROWSDOWN 0x01000000 /* Extend change to start of - growsdown vma (mprotect only). */ -#define PROT_GROWSUP 0x02000000 /* Extend change to start of - growsup vma (mprotect only). */ - -/* Sharing types (must choose one and only one of these). */ -#define MAP_SHARED 0x01 /* Share changes. */ -#define MAP_PRIVATE 0x02 /* Changes are private. */ -#ifdef __USE_MISC -# define MAP_TYPE 0x0f /* Mask for type of mapping. */ -#endif - /* Other flags. */ -#define MAP_FIXED 0x10 /* Interpret addr exactly. */ #ifdef __USE_MISC -# define MAP_FILE 0 -# define MAP_ANONYMOUS 0x20 /* Don't use a file. */ -# define MAP_ANON MAP_ANONYMOUS # define MAP_32BIT 0x40 /* Only give out 32-bit addresses. */ #endif @@ -67,47 +41,5 @@ # define MAP_HUGETLB 0x40000 /* Create huge page mapping. */ #endif -/* Flags to `msync'. */ -#define MS_ASYNC 1 /* Sync memory asynchronously. */ -#define MS_SYNC 4 /* Synchronous memory sync. */ -#define MS_INVALIDATE 2 /* Invalidate the caches. */ - -/* Flags for `mlockall'. */ -#define MCL_CURRENT 1 /* Lock all currently mapped pages. */ -#define MCL_FUTURE 2 /* Lock all additions to address - space. */ - -/* Flags for `mremap'. */ -#ifdef __USE_GNU -# define MREMAP_MAYMOVE 1 -# define MREMAP_FIXED 2 -#endif - -/* Advice to `madvise'. */ -#ifdef __USE_BSD -# define MADV_NORMAL 0 /* No further special treatment. */ -# define MADV_RANDOM 1 /* Expect random page references. */ -# define MADV_SEQUENTIAL 2 /* Expect sequential page references. */ -# define MADV_WILLNEED 3 /* Will need these pages. */ -# define MADV_DONTNEED 4 /* Don't need these pages. */ -# define MADV_REMOVE 9 /* Remove these pages and resources. */ -# define MADV_DONTFORK 10 /* Do not inherit across fork. */ -# define MADV_DOFORK 11 /* Do inherit across fork. */ -# define MADV_MERGEABLE 12 /* KSM may merge identical pages. */ -# define MADV_UNMERGEABLE 13 /* KSM may not merge identical pages. */ -# define MADV_HUGEPAGE 14 /* Worth backing with hugepages. */ -# define MADV_NOHUGEPAGE 15 /* Not worth backing with hugepages. */ -# define MADV_DONTDUMP 16 /* Explicity exclude from the core dump, - overrides the coredump filter bits. */ -# define MADV_DODUMP 17 /* Clear the MADV_DONTDUMP flag. */ -# define MADV_HWPOISON 100 /* Poison a page for testing. */ -#endif - -/* The POSIX people had to invent similar names for the same things. */ -#ifdef __USE_XOPEN2K -# define POSIX_MADV_NORMAL 0 /* No further special treatment. */ -# define POSIX_MADV_RANDOM 1 /* Expect random page references. */ -# define POSIX_MADV_SEQUENTIAL 2 /* Expect sequential page references. */ -# define POSIX_MADV_WILLNEED 3 /* Will need these pages. */ -# define POSIX_MADV_DONTNEED 4 /* Don't need these pages. */ -#endif +/* Include generic Linux declarations. */ +#include <bits/mman-linux.h> diff --git a/libc/sysdeps/unix/sysv/linux/x86/bits/msq.h b/libc/sysdeps/unix/sysv/linux/x86/bits/msq.h index ef5cc3868..9355e465d 100644 --- a/libc/sysdeps/unix/sysv/linux/x86/bits/msq.h +++ b/libc/sysdeps/unix/sysv/linux/x86/bits/msq.h @@ -25,6 +25,7 @@ #define MSG_NOERROR 010000 /* no error if message is too big */ #ifdef __USE_GNU # define MSG_EXCEPT 020000 /* recv any msg except of specified type */ +# define MSG_COPY 040000 /* copy (not remove) all queue messages */ #endif /* Types used in the structure definition. */ diff --git a/libc/sysdeps/unix/sysv/linux/x86_64/x32/nptl/libpthread.abilist b/libc/sysdeps/unix/sysv/linux/x86_64/x32/nptl/libpthread.abilist index ee6993291..b07d16f78 100644 --- a/libc/sysdeps/unix/sysv/linux/x86_64/x32/nptl/libpthread.abilist +++ b/libc/sysdeps/unix/sysv/linux/x86_64/x32/nptl/libpthread.abilist @@ -73,7 +73,6 @@ GLIBC_2.16 pause F pread F pread64 F - pthread_atfork F pthread_attr_destroy F pthread_attr_getaffinity_np F pthread_attr_getdetachstate F |