diff options
| -rw-r--r-- | fs/ubifs/tnc.c | 2 | ||||
| -rw-r--r-- | fs/ubifs/ubifs.h | 1 | ||||
| -rw-r--r-- | fs/ubifs/xattr.c | 22 |
3 files changed, 25 insertions, 0 deletions
diff --git a/fs/ubifs/tnc.c b/fs/ubifs/tnc.c index 709aa098dd46..96374a39ffba 100644 --- a/fs/ubifs/tnc.c +++ b/fs/ubifs/tnc.c @@ -2802,6 +2802,8 @@ int ubifs_tnc_remove_ino(struct ubifs_info *c, ino_t inum) dbg_tnc("xent '%s', ino %lu", xent->name, (unsigned long)xattr_inum); + ubifs_evict_xattr_inode(c, xattr_inum); + fname_name(&nm) = xent->name; fname_len(&nm) = le16_to_cpu(xent->nlen); err = ubifs_tnc_remove_nm(c, &key1, &nm); diff --git a/fs/ubifs/ubifs.h b/fs/ubifs/ubifs.h index aa530e82e9a8..998fb6eea5ac 100644 --- a/fs/ubifs/ubifs.h +++ b/fs/ubifs/ubifs.h @@ -1756,6 +1756,7 @@ int ubifs_xattr_set(struct inode *host, const char *name, const void *value, size_t size, int flags); ssize_t ubifs_xattr_get(struct inode *host, const char *name, void *buf, size_t size); +void ubifs_evict_xattr_inode(struct ubifs_info *c, ino_t xattr_inum); #ifdef CONFIG_UBIFS_FS_SECURITY extern int ubifs_init_security(struct inode *dentry, struct inode *inode, diff --git a/fs/ubifs/xattr.c b/fs/ubifs/xattr.c index 6c9e62c2ef55..98f11257d66c 100644 --- a/fs/ubifs/xattr.c +++ b/fs/ubifs/xattr.c @@ -513,6 +513,28 @@ out_cancel: return err; } +/** + * ubifs_evict_xattr_inode - Evict an xattr inode. + * @c: UBIFS file-system description object + * @xattr_inum: xattr inode number + * + * When an inode that hosts xattrs is being removed we have to make sure + * that cached inodes of the xattrs also get removed from the inode cache + * otherwise we'd waste memory. This function looks up an inode from the + * inode cache and clears the link counter such that iput() will evict + * the inode. + */ +void ubifs_evict_xattr_inode(struct ubifs_info *c, ino_t xattr_inum) +{ + struct inode *inode; + + inode = ilookup(c->vfs_sb, xattr_inum); + if (inode) { + clear_nlink(inode); + iput(inode); + } +} + static int ubifs_xattr_remove(struct inode *host, const char *name) { struct inode *inode; |