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authorUladzislau Rezki (Sony) <urezki@gmail.com>2021-09-03 00:57:19 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2021-09-03 19:58:14 +0300
commit12e376a6f859a000308b6c7cf4a2493eda2bb026 (patch)
tree7634ac608ba850a789298f17124fcfac8fef3920 /mm/vmalloc.c
parent343ab8178f318b6006d54865972ff9c433b29e10 (diff)
downloadlinux-12e376a6f859a000308b6c7cf4a2493eda2bb026.tar.xz
mm/vmalloc: remove gfpflags_allow_blocking() check
Get rid of gfpflags_allow_blocking() check from the vmalloc() path as it is supposed to be sleepable anyway. Thus remove it from the alloc_vmap_area() as well as from the vm_area_alloc_pages(). Link: https://lkml.kernel.org/r/20210707182639.31282-2-urezki@gmail.com Signed-off-by: Uladzislau Rezki (Sony) <urezki@gmail.com> Acked-by: Michal Hocko <mhocko@suse.com> Cc: Mel Gorman <mgorman@suse.de> Cc: Christoph Hellwig <hch@infradead.org> Cc: Matthew Wilcox <willy@infradead.org> Cc: Nicholas Piggin <npiggin@gmail.com> Cc: Hillf Danton <hdanton@sina.com> Cc: Oleksiy Avramchenko <oleksiy.avramchenko@sonymobile.com> Cc: Steven Rostedt <rostedt@goodmis.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/vmalloc.c')
-rw-r--r--mm/vmalloc.c18
1 files changed, 8 insertions, 10 deletions
diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index 24bc65f02d04..5dcb65dd9bf3 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -1479,6 +1479,7 @@ static struct vmap_area *alloc_vmap_area(unsigned long size,
int node, gfp_t gfp_mask)
{
struct vmap_area *va;
+ unsigned long freed;
unsigned long addr;
int purged = 0;
int ret;
@@ -1542,13 +1543,12 @@ overflow:
goto retry;
}
- if (gfpflags_allow_blocking(gfp_mask)) {
- unsigned long freed = 0;
- blocking_notifier_call_chain(&vmap_notify_list, 0, &freed);
- if (freed > 0) {
- purged = 0;
- goto retry;
- }
+ freed = 0;
+ blocking_notifier_call_chain(&vmap_notify_list, 0, &freed);
+
+ if (freed > 0) {
+ purged = 0;
+ goto retry;
}
if (!(gfp_mask & __GFP_NOWARN) && printk_ratelimit())
@@ -2838,9 +2838,7 @@ vm_area_alloc_pages(gfp_t gfp, int nid,
for (i = 0; i < (1U << order); i++)
pages[nr_allocated + i] = page + i;
- if (gfpflags_allow_blocking(gfp))
- cond_resched();
-
+ cond_resched();
nr_allocated += 1U << order;
}