linux-kernel - [PATCH] fs-mm-account-buffer

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 for Android: free password hash cracker in your pocket

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

Message-Id: <20180702220208.213380-1-shakeelb@google.com>
Date:   Mon,  2 Jul 2018 15:02:08 -0700
From:   Shakeel Butt <shakeelb@...gle.com>
To:     Andrew Morton <akpm@...ux-foundation.org>
Cc:     linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-mm@...ck.org, Shakeel Butt <shakeelb@...gle.com>
Subject: [PATCH] fs-mm-account-buffer_head-to-kmemcg.patch.fix

The patch "fs, mm: account buffer_head to kmemcg" missed to add
__GFP_ACCOUNT flag into the gfp mask for directed memcg charging. So,
adding it. Andrew, please squash this into the original patch.

Signed-off-by: Shakeel Butt <shakeelb@...gle.com>
---
 fs/buffer.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/buffer.c b/fs/buffer.c
index e08863af56f6..405d4723ed3d 100644
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -814,7 +814,7 @@ struct buffer_head *alloc_page_buffers(struct page *page, unsigned long size,
 		bool retry)
 {
 	struct buffer_head *bh, *head;
-	gfp_t gfp = GFP_NOFS;
+	gfp_t gfp = GFP_NOFS | __GFP_ACCOUNT;
 	long offset;
 	struct mem_cgroup *memcg;
 
-- 
2.18.0.399.gad0ab374a1-goog