2021-01-13 13:43:09

by Daniel Vetter

[permalink] [raw]
Subject: [PATCH 2/2] bdi: Use might_alloc()

Now that my little helper has landed, use it more. On top of the
existing check this also uses lockdep through the fs_reclaim
annotations.

Signed-off-by: Daniel Vetter <[email protected]>
Cc: Andrew Morton <[email protected]>
Cc: [email protected]
---
mm/backing-dev.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mm/backing-dev.c b/mm/backing-dev.c
index e33797579338..3bb7807c2f0c 100644
--- a/mm/backing-dev.c
+++ b/mm/backing-dev.c
@@ -580,7 +580,7 @@ struct bdi_writeback *wb_get_create(struct backing_dev_info *bdi,
{
struct bdi_writeback *wb;

- might_sleep_if(gfpflags_allow_blocking(gfp));
+ might_alloc(mem_flags);

if (!memcg_css->parent)
return &bdi->wb;
--
2.29.2