linux-kernel - [PATCH 8/9] mm/compaction: call compaction_suit_allocation_order in kcompactd_node

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20230805110711.2975149-9-shikemeng@huaweicloud.com>
Date:   Sat,  5 Aug 2023 19:07:10 +0800
From:   Kemeng Shi <shikemeng@...weicloud.com>
To:     linux-mm@...ck.org, linux-kernel@...r.kernel.org,
        akpm@...ux-foundation.org, baolin.wang@...ux.alibaba.com,
        mgorman@...hsingularity.net, david@...hat.com
Cc:     shikemeng@...weicloud.com
Subject: [PATCH 8/9] mm/compaction: call compaction_suit_allocation_order in kcompactd_node_suitable

Use compaction_suit_allocation_order helper in kcompactd_node_suitable to
remove repeat code.

Signed-off-by: Kemeng Shi <shikemeng@...weicloud.com>
---
 mm/compaction.c | 11 +++--------
 1 file changed, 3 insertions(+), 8 deletions(-)

diff --git a/mm/compaction.c b/mm/compaction.c
index 26787ebb0297..f4b6c520038a 100644
--- a/mm/compaction.c
+++ b/mm/compaction.c
@@ -2924,14 +2924,9 @@ static bool kcompactd_node_suitable(pg_data_t *pgdat)
 		if (!populated_zone(zone))
 			continue;
 
-		/* Allocation can already succeed, check other zones */
-		if (zone_watermark_ok(zone, pgdat->kcompactd_max_order,
-				      min_wmark_pages(zone),
-				      highest_zoneidx, 0))
-			continue;
-
-		if (compaction_suitable(zone, pgdat->kcompactd_max_order,
-					highest_zoneidx))
+		if (compaction_suit_allocation_order(zone,
+				pgdat->kcompactd_max_order,
+				highest_zoneidx, 0) == COMPACT_CONTINUE)
 			return true;
 	}
 
-- 
2.30.0