diff options
| author | Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> | 2011-02-28 17:04:11 +0530 |
|---|---|---|
| committer | Eric Van Hensbergen <ericvh@gmail.com> | 2011-02-28 16:03:39 -0600 |
| commit | b2593274966baf328ba12afb4096c86f6d39c19d (patch) | |
| tree | ef17864d075cf4449f6fadb8320dcce1ae2e1d0b /fs | |
| parent | c7361213f19ce6566b4a238657c8942e239bc27c (diff) | |
fs/9p: Writeback dirty data before setattr
change file attribute can result in making the file readonly.
So flush the dirty pages before that.
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')
| -rw-r--r-- | fs/9p/vfs_inode.c | 4 | ||||
| -rw-r--r-- | fs/9p/vfs_inode_dotl.c | 4 |
2 files changed, 8 insertions, 0 deletions
diff --git a/fs/9p/vfs_inode.c b/fs/9p/vfs_inode.c index 2555776920ad..8a2c232f708a 100644 --- a/fs/9p/vfs_inode.c +++ b/fs/9p/vfs_inode.c @@ -999,6 +999,10 @@ static int v9fs_vfs_setattr(struct dentry *dentry, struct iattr *iattr) if (retval) return retval; } + /* Write all dirty data */ + if (S_ISREG(dentry->d_inode->i_mode)) + filemap_write_and_wait(dentry->d_inode->i_mapping); + retval = p9_client_wstat(fid, &wstat); if (retval < 0) return retval; diff --git a/fs/9p/vfs_inode_dotl.c b/fs/9p/vfs_inode_dotl.c index bcd0ee2e549a..67c138e94feb 100644 --- a/fs/9p/vfs_inode_dotl.c +++ b/fs/9p/vfs_inode_dotl.c @@ -459,6 +459,10 @@ int v9fs_vfs_setattr_dotl(struct dentry *dentry, struct iattr *iattr) if (retval) return retval; } + /* Write all dirty data */ + if (S_ISREG(dentry->d_inode->i_mode)) + filemap_write_and_wait(dentry->d_inode->i_mapping); + retval = p9_client_setattr(fid, &p9attr); if (retval < 0) return retval; |