[Openmp-commits] [PATCH] D72132: [OpenMP] affinity little fix for FreeBSD
David CARLIER via Phabricator via Openmp-commits
openmp-commits at lists.llvm.org
Mon Jan 20 10:54:20 PST 2020
This revision was not accepted when it landed; it landed in state "Needs Review".
This revision was automatically updated to reflect the committed changes.
Closed by commit rGea99c0996348: [OpenMP] affinity little fix for FreeBSD (authored by devnexen).
Changed prior to commit:
https://reviews.llvm.org/D72132?vs=236004&id=239172#toc
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D72132/new/
https://reviews.llvm.org/D72132
Files:
openmp/runtime/src/kmp_affinity.h
openmp/runtime/src/z_Linux_util.cpp
Index: openmp/runtime/src/z_Linux_util.cpp
===================================================================
--- openmp/runtime/src/z_Linux_util.cpp
+++ openmp/runtime/src/z_Linux_util.cpp
@@ -164,7 +164,7 @@
if (gCode > 0) { // Linux* OS only
// The optimal situation: the OS returns the size of the buffer it expects.
//
- // A verification of correct behavior is that Isetaffinity on a NULL
+ // A verification of correct behavior is that setaffinity on a NULL
// buffer with the same size fails with errno set to EFAULT.
sCode = syscall(__NR_sched_setaffinity, 0, gCode, NULL);
KA_TRACE(30, ("__kmp_affinity_determine_capable: "
@@ -286,7 +286,7 @@
if (gCode == 0) {
KMP_AFFINITY_ENABLE(KMP_CPU_SET_SIZE_LIMIT);
KA_TRACE(10, ("__kmp_affinity_determine_capable: "
- "affinity supported (mask size %d)\n"<
+ "affinity supported (mask size %d)\n",
(int)__kmp_affin_mask_size));
KMP_INTERNAL_FREE(buf);
return;
Index: openmp/runtime/src/kmp_affinity.h
===================================================================
--- openmp/runtime/src/kmp_affinity.h
+++ openmp/runtime/src/kmp_affinity.h
@@ -303,8 +303,9 @@
int retval =
syscall(__NR_sched_getaffinity, 0, __kmp_affin_mask_size, mask);
#elif KMP_OS_FREEBSD
- int retval =
+ int r =
pthread_getaffinity_np(pthread_self(), __kmp_affin_mask_size, reinterpret_cast<cpuset_t *>(mask));
+ int retval = (r == 0 ? 0 : -1);
#endif
if (retval >= 0) {
return 0;
@@ -322,8 +323,9 @@
int retval =
syscall(__NR_sched_setaffinity, 0, __kmp_affin_mask_size, mask);
#elif KMP_OS_FREEBSD
- int retval =
+ int r =
pthread_setaffinity_np(pthread_self(), __kmp_affin_mask_size, reinterpret_cast<cpuset_t *>(mask));
+ int retval = (r == 0 ? 0 : -1);
#endif
if (retval >= 0) {
return 0;
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