On 03/25/2011 04:30 AM, Aneesh Kumar K.V wrote:
Signed-off-by: Aneesh Kumar K.V<aneesh.kumar@xxxxxxxxxxxxxxxxxx>
Reviewed-by: Venkateswararao Jujjuri <jvrao@xxxxxxxxxxxxxxxxxx>
---
fs/9p/vfs_super.c | 43 +++++++++++++++++++++++++++++++++++++++++++
1 files changed, 43 insertions(+), 0 deletions(-)
diff --git a/fs/9p/vfs_super.c b/fs/9p/vfs_super.c
index f3eed33..d94adcb 100644
--- a/fs/9p/vfs_super.c
+++ b/fs/9p/vfs_super.c
@@ -307,6 +307,47 @@ static int v9fs_drop_inode(struct inode *inode)
return 1;
}
+static int v9fs_write_inode(struct inode *inode,
+ struct writeback_control *wbc)
+{
+ int ret;
+ struct p9_wstat wstat;
+ struct v9fs_inode *v9inode;
+ /*
+ * send an fsync request to server irrespective of
+ * wbc->sync_mode.
+ */
+ P9_DPRINTK(P9_DEBUG_VFS, "%s: inode %p\n", __func__, inode);
+ v9inode = V9FS_I(inode);
+ v9fs_blank_wstat(&wstat);
+
+ ret = p9_client_wstat(v9inode->writeback_fid,&wstat);
+ if (ret< 0) {
+ __mark_inode_dirty(inode, I_DIRTY_DATASYNC);
+ return ret;
+ }
+ return 0;
+}
+
+static int v9fs_write_inode_dotl(struct inode *inode,
+ struct writeback_control *wbc)
+{
+ int ret;
+ struct v9fs_inode *v9inode;
+ /*
+ * send an fsync request to server irrespective of
+ * wbc->sync_mode.
+ */
+ P9_DPRINTK(P9_DEBUG_VFS, "%s: inode %p\n", __func__, inode);
+ v9inode = V9FS_I(inode);
+ ret = p9_client_fsync(v9inode->writeback_fid, 0);
+ if (ret< 0) {
+ __mark_inode_dirty(inode, I_DIRTY_DATASYNC);
+ return ret;
+ }
+ return 0;
+}
+
static const struct super_operations v9fs_super_ops = {
.alloc_inode = v9fs_alloc_inode,
.destroy_inode = v9fs_destroy_inode,
@@ -314,6 +355,7 @@ static const struct super_operations v9fs_super_ops = {
.evict_inode = v9fs_evict_inode,
.show_options = generic_show_options,
.umount_begin = v9fs_umount_begin,
+ .write_inode = v9fs_write_inode,
};
static const struct super_operations v9fs_super_ops_dotl = {
@@ -325,6 +367,7 @@ static const struct super_operations v9fs_super_ops_dotl = {
.evict_inode = v9fs_evict_inode,
.show_options = generic_show_options,
.umount_begin = v9fs_umount_begin,
+ .write_inode = v9fs_write_inode_dotl,
};
struct file_system_type v9fs_fs_type = {
--
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