diff options
Diffstat (limited to 'sysdeps/mach/hurd/fork.c')
-rw-r--r-- | sysdeps/mach/hurd/fork.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/sysdeps/mach/hurd/fork.c b/sysdeps/mach/hurd/fork.c index cc322ebee5..2d1e64c8d1 100644 --- a/sysdeps/mach/hurd/fork.c +++ b/sysdeps/mach/hurd/fork.c @@ -19,6 +19,7 @@ #include <unistd.h> #include <hurd.h> #include <hurd/signal.h> +#include <hurd/threadvar.h> #include <setjmp.h> #include <thread_state.h> #include <sysdep.h> /* For stack growth direction. */ @@ -483,19 +484,17 @@ __fork (void) (natural_t *) &state, &statecount)) LOSE; #ifdef STACK_GROWTH_UP -#define THREADVAR_SPACE (__hurd_threadvar_max \ - * sizeof *__hurd_sightread_variables) if (__hurd_sigthread_stack_base == 0) { state.SP &= __hurd_threadvar_stack_mask; - state.SP += __hurd_threadvar_stack_offset + THREADVAR_SPACE; + state.SP += __hurd_threadvar_stack_offset; } else state.SP = __hurd_sigthread_stack_base; #else if (__hurd_sigthread_stack_end == 0) { - /* The signal thread has a normal stack assigned by cthreads. + /* The signal thread has a stack assigned by cthreads. The threadvar_stack variables conveniently tell us how to get to the highest address in the stack, just below the per-thread variables. */ |