[136/181] mm/page_alloc.c: __perform_reclaim should return 'unsigned long'

Commit Message

Andrew Morton Oct. 13, 2020, 11:55 p.m. UTC

From: Yanfei Xu <[e-mail]>
Subject: mm/page_alloc.c: __perform_reclaim should return 'unsigned long'

__perform_reclaim()'s single caller expects it to return 'unsigned long',
hence change its return value and a local variable to 'unsigned long'.

Link: https://lkml.kernel.org/r/[e-mail]
Signed-off-by: Yanfei Xu <[e-mail]>
Suggested-by: Andrew Morton <[e-mail]>
Reviewed-by: Andrew Morton <[e-mail]>
Signed-off-by: Andrew Morton <[e-mail]>
---

 mm/page_alloc.c |    5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

Patch

--- a/mm/page_alloc.c~mm-page_allocc-__perform_reclaim-should-return-unsigned-long
+++ a/mm/page_alloc.c
@@ -4253,13 +4253,12 @@  EXPORT_SYMBOL_GPL(fs_reclaim_release);
 #endif
 
 /* Perform direct synchronous page reclaim */
-static int
+static unsigned long
 __perform_reclaim(gfp_t gfp_mask, unsigned int order,
 					const struct alloc_context *ac)
 {
-	int progress;
 	unsigned int noreclaim_flag;
-	unsigned long pflags;
+	unsigned long pflags, progress;
 
 	cond_resched();