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authorAneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>2011-03-08 16:39:49 +0530
committerEric Van Hensbergen <ericvh@gmail.com>2011-03-22 15:43:36 -0500
commit7add697a3d271aa7080513f92dab190c75174b7e (patch)
tree435508f4ab7222c367ea72ca208027218b5f7613 /fs/9p/vfs_file.c
parentea59bb759b8fd240860c37026ab1b998d26ac285 (diff)
downloadop-kernel-dev-7add697a3d271aa7080513f92dab190c75174b7e.zip
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fs/9p: Attach writeback_fid on first open with WR flag
We don't need writeback fid if we are only doing O_RDONLY open Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> Signed-off-by: Venkateswararao Jujjuri <jvrao@linux.vnet.ibm.com> Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>
Diffstat (limited to 'fs/9p/vfs_file.c')
-rw-r--r--fs/9p/vfs_file.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/9p/vfs_file.c b/fs/9p/vfs_file.c
index 3337d58..6997eb6 100644
--- a/fs/9p/vfs_file.c
+++ b/fs/9p/vfs_file.c
@@ -91,7 +91,8 @@ int v9fs_file_open(struct inode *inode, struct file *file)
file->private_data = fid;
mutex_lock(&v9inode->v_mutex);
- if (v9ses->cache && !v9inode->writeback_fid) {
+ if (v9ses->cache && !v9inode->writeback_fid &&
+ ((file->f_flags & O_ACCMODE) != O_RDONLY)) {
/*
* clone a fid and add it to writeback_fid
* we do it during open time instead of
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