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Subject[PATCH v2 2/8] staging/lustre/llite: don't d_add for create only files
Date
From: Lai Siyao <laisiyao@whamcloud.com>

This is only part of the original Lustre commit. Splitted to remove
d_add() for create only files, because the dentry is fake,
and will be released right after use.

Lustre-change: http://review.whamcloud.com/6797
Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-3486
Signed-off-by: Lai Siyao <lai.siyao@intel.com>
Reviewed-by: James Simmons <uja.ornl@gmail.com>
Reviewed-by: Peng Tao <bergwolf@gmail.com>
Reviewed-by: Bobi Jam <bobijam@gmail.com>
Reviewed-by: Fan Yong <fan.yong@intel.com>
Reviewed-by: Alexey Shvetsov <alexxy@gentoo.org>
Reviewed-by: Oleg Drokin <oleg.drokin@intel.com>
Signed-off-by: Peng Tao <bergwolf@gmail.com>
Signed-off-by: Andreas Dilger <andreas.dilger@intel.com>
---
drivers/staging/lustre/lustre/llite/namei.c | 5 +----
1 files changed, 1 insertions(+), 4 deletions(-)

diff --git a/drivers/staging/lustre/lustre/llite/namei.c b/drivers/staging/lustre/lustre/llite/namei.c
index bc1a644..1d03a6f 100644
--- a/drivers/staging/lustre/lustre/llite/namei.c
+++ b/drivers/staging/lustre/lustre/llite/namei.c
@@ -583,11 +583,8 @@ static struct dentry *ll_lookup_nd(struct inode *parent, struct dentry *dentry,
parent->i_generation, parent, flags);

/* Optimize away (CREATE && !OPEN). Let .create handle the race. */
- if ((flags & LOOKUP_CREATE ) && !(flags & LOOKUP_OPEN)) {
- __d_lustre_invalidate(dentry);
- d_add(dentry, NULL);
+ if ((flags & LOOKUP_CREATE) && !(flags & LOOKUP_OPEN))
return NULL;
- }

if (flags & (LOOKUP_PARENT|LOOKUP_OPEN|LOOKUP_CREATE))
itp = NULL;
--
1.7.7.6


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