[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-Id: <20230721171007.2065423-11-shikemeng@huaweicloud.com>
Date: Sat, 22 Jul 2023 01:10:07 +0800
From: Kemeng Shi <shikemeng@...weicloud.com>
To: tytso@....edu, adilger.kernel@...ger.ca, ritesh.list@...il.com,
ojaswin@...ux.ibm.com, linux-ext4@...r.kernel.org,
linux-kernel@...r.kernel.org
Cc: shikemeng@...weicloud.com
Subject: [PATCH 10/10] ext4: correct some stale comment of criteria
We named criteria with CR_XXX, correct stale comment to criteria with
raw number.
Signed-off-by: Kemeng Shi <shikemeng@...weicloud.com>
---
fs/ext4/mballoc.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c
index b04eceeab967..e30494f3d289 100644
--- a/fs/ext4/mballoc.c
+++ b/fs/ext4/mballoc.c
@@ -2778,8 +2778,8 @@ ext4_mb_regular_allocator(struct ext4_allocation_context *ac)
/*
* ac->ac_2order is set only if the fe_len is a power of 2
- * if ac->ac_2order is set we also set criteria to 0 so that we
- * try exact allocation using buddy.
+ * if ac->ac_2order is set we also set criteria to CR_POWER2_ALIGNED
+ * so that we try exact allocation using buddy.
*/
i = fls(ac->ac_g_ex.fe_len);
ac->ac_2order = 0;
@@ -2836,8 +2836,8 @@ ext4_mb_regular_allocator(struct ext4_allocation_context *ac)
/*
* Batch reads of the block allocation bitmaps
* to get multiple READs in flight; limit
- * prefetching at cr=0/1, otherwise mballoc can
- * spend a lot of time loading imperfect groups
+ * prefetching at cr below CR_FAST, otherwise mballoc
+ * can spend a lot of time loading imperfect groups
*/
if ((prefetch_grp == group) &&
(cr >= CR_FAST ||
--
2.30.0
Powered by blists - more mailing lists