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fs/9p: Mark directory inode invalid for many directory inode operations
One successfull directory operation we would have changed directory inode attribute. So mark them invalid 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>
This commit is contained in:
Aneesh Kumar K.V
Eric Van Hensbergen
parent
823fcfd422
commit
d28c61f0e0
@ -499,8 +499,8 @@ v9fs_inode_from_fid(struct v9fs_session_info *v9ses, struct p9_fid *fid,
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static int v9fs_remove(struct inode *dir, struct dentry *file, int rmdir)
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{
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int retval;
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struct inode *file_inode;
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struct p9_fid *v9fid;
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struct inode *file_inode;
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P9_DPRINTK(P9_DEBUG_VFS, "inode: %p dentry: %p rmdir: %d\n", dir, file,
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rmdir);
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@ -521,7 +521,9 @@ static int v9fs_remove(struct inode *dir, struct dentry *file, int rmdir)
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drop_nlink(dir);
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} else
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drop_nlink(file_inode);
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v9fs_invalidate_inode_attr(file_inode);
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v9fs_invalidate_inode_attr(dir);
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}
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return retval;
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}
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@ -644,6 +646,7 @@ v9fs_vfs_create(struct inode *dir, struct dentry *dentry, int mode,
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goto error;
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}
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v9fs_invalidate_inode_attr(dir);
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/* if we are opening a file, assign the open fid to the file */
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if (nd && nd->flags & LOOKUP_OPEN) {
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v9inode = V9FS_I(dentry->d_inode);
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@ -697,8 +700,8 @@ static int v9fs_vfs_mkdir(struct inode *dir, struct dentry *dentry, int mode)
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{
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int err;
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u32 perm;
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struct v9fs_session_info *v9ses;
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struct p9_fid *fid;
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struct v9fs_session_info *v9ses;
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P9_DPRINTK(P9_DEBUG_VFS, "name %s\n", dentry->d_name.name);
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err = 0;
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@ -708,8 +711,10 @@ static int v9fs_vfs_mkdir(struct inode *dir, struct dentry *dentry, int mode)
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if (IS_ERR(fid)) {
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err = PTR_ERR(fid);
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fid = NULL;
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} else
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} else {
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inc_nlink(dir);
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v9fs_invalidate_inode_attr(dir);
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}
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if (fid)
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p9_client_clunk(fid);
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@ -820,6 +825,7 @@ int
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v9fs_vfs_rename(struct inode *old_dir, struct dentry *old_dentry,
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struct inode *new_dir, struct dentry *new_dentry)
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{
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int retval;
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struct inode *old_inode;
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struct inode *new_inode;
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struct v9fs_session_info *v9ses;
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@ -827,7 +833,6 @@ v9fs_vfs_rename(struct inode *old_dir, struct dentry *old_dentry,
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struct p9_fid *olddirfid;
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struct p9_fid *newdirfid;
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struct p9_wstat wstat;
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int retval;
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P9_DPRINTK(P9_DEBUG_VFS, "\n");
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retval = 0;
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@ -886,6 +891,8 @@ clunk_newdir:
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drop_nlink(old_dir);
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}
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v9fs_invalidate_inode_attr(old_inode);
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v9fs_invalidate_inode_attr(old_dir);
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v9fs_invalidate_inode_attr(new_dir);
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/* successful rename */
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d_move(old_dentry, new_dentry);
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@ -1208,8 +1215,8 @@ static int v9fs_vfs_mkspecial(struct inode *dir, struct dentry *dentry,
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int mode, const char *extension)
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{
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u32 perm;
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struct v9fs_session_info *v9ses;
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struct p9_fid *fid;
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struct v9fs_session_info *v9ses;
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v9ses = v9fs_inode2v9ses(dir);
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if (!v9fs_proto_dotu(v9ses)) {
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@ -1223,6 +1230,7 @@ static int v9fs_vfs_mkspecial(struct inode *dir, struct dentry *dentry,
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if (IS_ERR(fid))
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return PTR_ERR(fid);
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v9fs_invalidate_inode_attr(dir);
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p9_client_clunk(fid);
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return 0;
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}
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@ -1259,8 +1267,8 @@ v9fs_vfs_link(struct dentry *old_dentry, struct inode *dir,
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struct dentry *dentry)
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{
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int retval;
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struct p9_fid *oldfid;
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char *name;
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struct p9_fid *oldfid;
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P9_DPRINTK(P9_DEBUG_VFS,
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" %lu,%s,%s\n", dir->i_ino, dentry->d_name.name,
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@ -1279,7 +1287,8 @@ v9fs_vfs_link(struct dentry *old_dentry, struct inode *dir,
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sprintf(name, "%d\n", oldfid->fid);
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retval = v9fs_vfs_mkspecial(dir, dentry, P9_DMLINK, name);
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__putname(name);
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if (!retval)
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v9fs_invalidate_inode_attr(dir);
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clunk_fid:
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p9_client_clunk(oldfid);
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return retval;
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@ -220,6 +220,7 @@ v9fs_vfs_create_dotl(struct inode *dir, struct dentry *dentry, int omode,
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err);
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goto error;
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}
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v9fs_invalidate_inode_attr(dir);
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/* instantiate inode and assign the unopened fid to the dentry */
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fid = p9_client_walk(dfid, 1, &name, 1);
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@ -372,6 +373,7 @@ static int v9fs_vfs_mkdir_dotl(struct inode *dir,
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/* Now set the ACL based on the default value */
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v9fs_set_create_acl(dentry, dacl, pacl);
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inc_nlink(dir);
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v9fs_invalidate_inode_attr(dir);
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error:
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if (fid)
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p9_client_clunk(fid);
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@ -551,14 +553,14 @@ static int
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v9fs_vfs_symlink_dotl(struct inode *dir, struct dentry *dentry,
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const char *symname)
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{
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struct v9fs_session_info *v9ses;
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struct p9_fid *dfid;
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struct p9_fid *fid = NULL;
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struct inode *inode;
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struct p9_qid qid;
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char *name;
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int err;
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gid_t gid;
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char *name;
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struct p9_qid qid;
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struct inode *inode;
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struct p9_fid *dfid;
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struct p9_fid *fid = NULL;
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struct v9fs_session_info *v9ses;
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name = (char *) dentry->d_name.name;
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P9_DPRINTK(P9_DEBUG_VFS, "v9fs_vfs_symlink_dotl : %lu,%s,%s\n",
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@ -582,6 +584,7 @@ v9fs_vfs_symlink_dotl(struct inode *dir, struct dentry *dentry,
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goto error;
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}
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v9fs_invalidate_inode_attr(dir);
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if (v9ses->cache) {
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/* Now walk from the parent so we can get an unopened fid. */
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fid = p9_client_walk(dfid, 1, &name, 1);
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@ -636,10 +639,10 @@ v9fs_vfs_link_dotl(struct dentry *old_dentry, struct inode *dir,
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struct dentry *dentry)
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{
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int err;
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struct p9_fid *dfid, *oldfid;
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char *name;
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struct v9fs_session_info *v9ses;
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struct dentry *dir_dentry;
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struct p9_fid *dfid, *oldfid;
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struct v9fs_session_info *v9ses;
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P9_DPRINTK(P9_DEBUG_VFS, "dir ino: %lu, old_name: %s, new_name: %s\n",
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dir->i_ino, old_dentry->d_name.name,
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@ -664,6 +667,7 @@ v9fs_vfs_link_dotl(struct dentry *old_dentry, struct inode *dir,
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return err;
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}
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v9fs_invalidate_inode_attr(dir);
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if (v9ses->cache == CACHE_LOOSE || v9ses->cache == CACHE_FSCACHE) {
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/* Get the latest stat info from server. */
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struct p9_fid *fid;
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@ -700,12 +704,12 @@ v9fs_vfs_mknod_dotl(struct inode *dir, struct dentry *dentry, int omode,
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dev_t rdev)
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{
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int err;
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gid_t gid;
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char *name;
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mode_t mode;
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struct v9fs_session_info *v9ses;
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struct p9_fid *fid = NULL, *dfid = NULL;
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struct inode *inode;
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gid_t gid;
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struct p9_qid qid;
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struct dentry *dir_dentry;
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struct posix_acl *dacl = NULL, *pacl = NULL;
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@ -742,6 +746,7 @@ v9fs_vfs_mknod_dotl(struct inode *dir, struct dentry *dentry, int omode,
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if (err < 0)
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goto error;
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v9fs_invalidate_inode_attr(dir);
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/* instantiate inode and assign the unopened fid to the dentry */
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if (v9ses->cache == CACHE_LOOSE || v9ses->cache == CACHE_FSCACHE) {
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fid = p9_client_walk(dfid, 1, &name, 1);
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