[asan] move GetRSS from tsan to sanitizer_common

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@223730 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 0 insertions, 27 deletions

diff --git a/lib/tsan/rtl/tsan_platform_linux.cc b/lib/tsan/rtl/tsan_platform_linux.cc
index 461274145..e48e86fb9 100644
--- a/lib/tsan/rtl/tsan_platform_linux.cc
+++ b/lib/tsan/rtl/tsan_platform_linux.cc
@@ -118,33 +118,6 @@ void WriteMemoryProfile(char *buf, uptr buf_size, uptr nthread, uptr nlive) {
       nlive, nthread);
 }
 
-uptr GetRSS() {
-  uptr fd = OpenFile("/proc/self/statm", false);
-  if ((sptr)fd < 0)
-    return 0;
-  char buf[64];
-  uptr len = internal_read(fd, buf, sizeof(buf) - 1);
-  internal_close(fd);
-  if ((sptr)len <= 0)
-    return 0;
-  buf[len] = 0;
-  // The format of the file is:
-  // 1084 89 69 11 0 79 0
-  // We need the second number which is RSS in 4K units.
-  char *pos = buf;
-  // Skip the first number.
-  while (*pos >= '0' && *pos <= '9')
-    pos++;
-  // Skip whitespaces.
-  while (!(*pos >= '0' && *pos <= '9') && *pos != 0)
-    pos++;
-  // Read the number.
-  uptr rss = 0;
-  while (*pos >= '0' && *pos <= '9')
-    rss = rss * 10 + *pos++ - '0';
-  return rss * 4096;
-}
-
 #if SANITIZER_LINUX
 void FlushShadowMemoryCallback(
     const SuspendedThreadsList &suspended_threads_list,