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>
diff --git a/mm/filemap.c b/mm/filemap.c
index 29655fb..9f5e323 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -1125,7 +1125,7 @@
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 8cb68a5..6dd33e1 100644
--- a/mm/gup.c
+++ b/mm/gup.c
@@ -727,7 +727,7 @@
* 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 e37efd5..7450888 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -4231,7 +4231,7 @@
* 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;
}
