linux-kernel - [PATCH] mm/page_alloc: Repalce with deferred_pages

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Date:   Thu,  5 Jan 2023 13:55:06 +0530
From:   Anshuman Khandual <anshuman.khandual@....com>
To:     linux-mm@...ck.org
Cc:     rppt@...nel.org, mgorman@...e.de,
        Anshuman Khandual <anshuman.khandual@....com>,
        linux-kernel@...r.kernel.org
Subject: [PATCH] mm/page_alloc: Repalce with deferred_pages_enabled() wherever applicable

Instead of directly accessing static deferred_pages, replace such instances
with the helper deferred_pages_enabled(). No functional change is intended.

Cc; Andrew Morton <akpm@...ux-foundation.org>
Cc: linux-mm@...ck.org
Cc: linux-kernel@...r.kernel.org
Signed-off-by: Anshuman Khandual <anshuman.khandual@....com>
---
This applies on v6.2-rc2.

 mm/page_alloc.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 0745aedebb37..232d0323047b 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -4244,7 +4244,7 @@ get_page_from_freelist(gfp_t gfp_mask, unsigned int order, int alloc_flags,
 			 * Watermark failed for this zone, but see if we can
 			 * grow this zone if it contains deferred pages.
 			 */
-			if (static_branch_unlikely(&deferred_pages)) {
+			if (deferred_pages_enabled()) {
 				if (_deferred_grow_zone(zone, order))
 					goto try_this_zone;
 			}
@@ -4293,7 +4293,7 @@ get_page_from_freelist(gfp_t gfp_mask, unsigned int order, int alloc_flags,
 		} else {
 #ifdef CONFIG_DEFERRED_STRUCT_PAGE_INIT
 			/* Try again if zone has deferred pages */
-			if (static_branch_unlikely(&deferred_pages)) {
+			if (deferred_pages_enabled()) {
 				if (_deferred_grow_zone(zone, order))
 					goto try_this_zone;
 			}
-- 
2.25.1