lkml.org 
[lkml]   [2020]   [Jun]   [21]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH] quota: minor optimization for __dquot_initialize()
Date
Count the number of quotas which are needed to initialize,
instead of just setting to 1 so that we may avoid unnecessary
process in special case.

Signed-off-by: Chengguang Xu <cgxu519@mykernel.net>
---
fs/quota/dquot.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/fs/quota/dquot.c b/fs/quota/dquot.c
index 7b4bac91146b..f93bd60c3998 100644
--- a/fs/quota/dquot.c
+++ b/fs/quota/dquot.c
@@ -1459,7 +1459,7 @@ static int __dquot_initialize(struct inode *inode, int type)
if (!sb_has_quota_active(sb, cnt))
continue;

- init_needed = 1;
+ init_needed++;

switch (cnt) {
case USRQUOTA:
@@ -1483,6 +1483,7 @@ static int __dquot_initialize(struct inode *inode, int type)
goto out_put;
}
dquot = NULL;
+ init_needed--;
}
got[cnt] = dquot;
}
--
2.17.2
\
 
 \ /
  Last update: 2020-06-21 07:47    [W:0.128 / U:0.320 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site