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fs/9p: Use write_inode for data sync on server
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>
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1 changed files with 47 additions and 0 deletions
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@ -307,6 +307,51 @@ static int v9fs_drop_inode(struct inode *inode)
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return 1;
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}
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static int v9fs_write_inode(struct inode *inode,
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struct writeback_control *wbc)
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{
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int ret;
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struct p9_wstat wstat;
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struct v9fs_inode *v9inode;
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/*
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* send an fsync request to server irrespective of
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* wbc->sync_mode.
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*/
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P9_DPRINTK(P9_DEBUG_VFS, "%s: inode %p\n", __func__, inode);
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v9inode = V9FS_I(inode);
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if (!v9inode->writeback_fid)
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return 0;
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v9fs_blank_wstat(&wstat);
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ret = p9_client_wstat(v9inode->writeback_fid, &wstat);
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if (ret < 0) {
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__mark_inode_dirty(inode, I_DIRTY_DATASYNC);
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return ret;
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}
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return 0;
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}
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static int v9fs_write_inode_dotl(struct inode *inode,
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struct writeback_control *wbc)
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{
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int ret;
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struct v9fs_inode *v9inode;
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/*
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* send an fsync request to server irrespective of
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* wbc->sync_mode.
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*/
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P9_DPRINTK(P9_DEBUG_VFS, "%s: inode %p\n", __func__, inode);
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v9inode = V9FS_I(inode);
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if (!v9inode->writeback_fid)
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return 0;
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ret = p9_client_fsync(v9inode->writeback_fid, 0);
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if (ret < 0) {
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__mark_inode_dirty(inode, I_DIRTY_DATASYNC);
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return ret;
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}
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return 0;
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}
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static const struct super_operations v9fs_super_ops = {
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.alloc_inode = v9fs_alloc_inode,
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.destroy_inode = v9fs_destroy_inode,
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@ -314,6 +359,7 @@ static const struct super_operations v9fs_super_ops = {
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.evict_inode = v9fs_evict_inode,
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.show_options = generic_show_options,
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.umount_begin = v9fs_umount_begin,
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.write_inode = v9fs_write_inode,
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};
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static const struct super_operations v9fs_super_ops_dotl = {
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@ -325,6 +371,7 @@ static const struct super_operations v9fs_super_ops_dotl = {
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.evict_inode = v9fs_evict_inode,
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.show_options = generic_show_options,
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.umount_begin = v9fs_umount_begin,
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.write_inode = v9fs_write_inode_dotl,
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};
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struct file_system_type v9fs_fs_type = {
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