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authorDavidlohr Bueso <dave@stgolabs.net>2019-01-03 15:28:55 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2019-01-04 13:13:48 -0800
commitfa45f1162f28cbba6c38180647b7b300f317ecb4 (patch)
treeecfb954c6bcaef55651e80e59e1e2d560b39164f /mm
parentd8d7d842e8286a98fb56df9caf5d19b46e01ba4b (diff)
downloadlinux-fa45f1162f28cbba6c38180647b7b300f317ecb4.tar.bz2
mm/: remove caller signal_pending branch predictions
This is already done for us internally by the signal machinery. Link: http://lkml.kernel.org/r/20181116002713.8474-5-dave@stgolabs.net Signed-off-by: Davidlohr Bueso <dave@stgolabs.net> Reviewed-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm')
-rw-r--r--mm/filemap.c2
-rw-r--r--mm/gup.c2
-rw-r--r--mm/hugetlb.c2
3 files changed, 3 insertions, 3 deletions
diff --git a/mm/filemap.c b/mm/filemap.c
index 29655fb47a2c..9f5e323e883e 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -1125,7 +1125,7 @@ static inline int wait_on_page_bit_common(wait_queue_head_t *q,
break;
}
- if (unlikely(signal_pending_state(state, current))) {
+ if (signal_pending_state(state, current)) {
ret = -EINTR;
break;
}
diff --git a/mm/gup.c b/mm/gup.c
index 8cb68a50dbdf..6dd33e16a806 100644
--- a/mm/gup.c
+++ b/mm/gup.c
@@ -727,7 +727,7 @@ retry:
* If we have a pending SIGKILL, don't keep faulting pages and
* potentially allocating memory.
*/
- if (unlikely(fatal_signal_pending(current))) {
+ if (fatal_signal_pending(current)) {
ret = -ERESTARTSYS;
goto out;
}
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index e37efd5d8318..745088810965 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -4231,7 +4231,7 @@ long follow_hugetlb_page(struct mm_struct *mm, struct vm_area_struct *vma,
* If we have a pending SIGKILL, don't keep faulting pages and
* potentially allocating memory.
*/
- if (unlikely(fatal_signal_pending(current))) {
+ if (fatal_signal_pending(current)) {
remainder = 0;
break;
}