lkml.org 
[lkml]   [2011]   [Mar]   [16]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH V2] fs/9p: Use updated offset for writing
Date
Use the updated offset given by generic_write_checks. Without this fix,
even if a file is opened in O_APPEND mode, data will be written at current
file position instead of end of file.

Signed-off-by: M. Mohan Kumar <mohan@in.ibm.com>
---
fs/9p/vfs_file.c | 7 +++++--
1 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/fs/9p/vfs_file.c b/fs/9p/vfs_file.c
index 6997eb6..ffed558 100644
--- a/fs/9p/vfs_file.c
+++ b/fs/9p/vfs_file.c
@@ -508,9 +508,12 @@ v9fs_file_write(struct file *filp, const char __user * data,
if (!count)
goto out;

- return v9fs_file_write_internal(filp->f_path.dentry->d_inode,
+ retval = v9fs_file_write_internal(filp->f_path.dentry->d_inode,
filp->private_data,
- data, count, offset, 1);
+ data, count, &origin, 1);
+ /* update offset on successful write */
+ if (retval > 0)
+ *offset = origin;
out:
return retval;
}
--
1.7.3.4


\
 
 \ /
  Last update: 2011-03-16 17:13    [W:0.073 / U:0.040 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site