[PATCH 1/3] mm/page_alloc: use might_alloc()

From: Daniel Vetter
Date: Sun Jun 05 2022 - 11:26:02 EST


... instead of open codding it. Completely equivalent code, just
a notch more meaningful when reading.

Signed-off-by: Daniel Vetter <daniel.vetter@xxxxxxxxx>
Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Cc: linux-mm@xxxxxxxxx
---
mm/page_alloc.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 2db95780e003..277774d170cb 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -5177,10 +5177,7 @@ static inline bool prepare_alloc_pages(gfp_t gfp_mask, unsigned int order,
*alloc_flags |= ALLOC_CPUSET;
}

- fs_reclaim_acquire(gfp_mask);
- fs_reclaim_release(gfp_mask);
-
- might_sleep_if(gfp_mask & __GFP_DIRECT_RECLAIM);
+ might_alloc(gfp_mask);

if (should_fail_alloc_page(gfp_mask, order))
return false;
--
2.36.0