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author | Dave Kleikamp <shaggy@austin.ibm.com> | 2005-09-01 09:02:43 -0500 |
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committer | Dave Kleikamp <shaggy@austin.ibm.com> | 2005-09-01 09:02:43 -0500 |
commit | 4f4b401bfaa97edbea41a1fcab794148e7ac0421 (patch) | |
tree | d58dcf9d90e15364398a3a4584f2892439295b64 /fs/jfs/namei.c | |
parent | b1b5d7f9b7ac6a8e3452ac43a53eebf69fdf5a77 (diff) | |
download | lwn-4f4b401bfaa97edbea41a1fcab794148e7ac0421.tar.gz lwn-4f4b401bfaa97edbea41a1fcab794148e7ac0421.zip |
JFS: allow extended attributes to be set within a existing transaction
Signed-off-by: Dave Kleikamp <shaggy@austin.ibm.com>
Diffstat (limited to 'fs/jfs/namei.c')
-rw-r--r-- | fs/jfs/namei.c | 63 |
1 files changed, 42 insertions, 21 deletions
diff --git a/fs/jfs/namei.c b/fs/jfs/namei.c index 49ccde3937f9..f23f9c2aa525 100644 --- a/fs/jfs/namei.c +++ b/fs/jfs/namei.c @@ -39,6 +39,24 @@ struct dentry_operations jfs_ci_dentry_operations; static s64 commitZeroLink(tid_t, struct inode *); /* + * NAME: free_ea_wmap(inode) + * + * FUNCTION: free uncommitted extended attributes from working map + * + */ +static inline void free_ea_wmap(struct inode *inode) +{ + dxd_t *ea = &JFS_IP(inode)->ea; + + if (ea->flag & DXD_EXTENT) { + /* free EA pages from cache */ + invalidate_dxd_metapages(inode, *ea); + dbFree(inode, addressDXD(ea), lengthDXD(ea)); + } + ea->flag = 0; +} + +/* * NAME: jfs_create(dip, dentry, mode) * * FUNCTION: create a regular file in the parent directory <dip> @@ -89,8 +107,13 @@ static int jfs_create(struct inode *dip, struct dentry *dentry, int mode, down(&JFS_IP(dip)->commit_sem); down(&JFS_IP(ip)->commit_sem); + rc = jfs_init_acl(tid, ip, dip); + if (rc) + goto out3; + if ((rc = dtSearch(dip, &dname, &ino, &btstack, JFS_CREATE))) { jfs_err("jfs_create: dtSearch returned %d", rc); + txAbort(tid, 0); goto out3; } @@ -139,6 +162,7 @@ static int jfs_create(struct inode *dip, struct dentry *dentry, int mode, up(&JFS_IP(dip)->commit_sem); up(&JFS_IP(ip)->commit_sem); if (rc) { + free_ea_wmap(ip); ip->i_nlink = 0; iput(ip); } else @@ -147,11 +171,6 @@ static int jfs_create(struct inode *dip, struct dentry *dentry, int mode, out2: free_UCSname(&dname); -#ifdef CONFIG_JFS_POSIX_ACL - if (rc == 0) - jfs_init_acl(ip, dip); -#endif - out1: jfs_info("jfs_create: rc:%d", rc); @@ -216,8 +235,13 @@ static int jfs_mkdir(struct inode *dip, struct dentry *dentry, int mode) down(&JFS_IP(dip)->commit_sem); down(&JFS_IP(ip)->commit_sem); + rc = jfs_init_acl(tid, ip, dip); + if (rc) + goto out3; + if ((rc = dtSearch(dip, &dname, &ino, &btstack, JFS_CREATE))) { jfs_err("jfs_mkdir: dtSearch returned %d", rc); + txAbort(tid, 0); goto out3; } @@ -267,6 +291,7 @@ static int jfs_mkdir(struct inode *dip, struct dentry *dentry, int mode) up(&JFS_IP(dip)->commit_sem); up(&JFS_IP(ip)->commit_sem); if (rc) { + free_ea_wmap(ip); ip->i_nlink = 0; iput(ip); } else @@ -275,10 +300,6 @@ static int jfs_mkdir(struct inode *dip, struct dentry *dentry, int mode) out2: free_UCSname(&dname); -#ifdef CONFIG_JFS_POSIX_ACL - if (rc == 0) - jfs_init_acl(ip, dip); -#endif out1: @@ -1000,6 +1021,7 @@ static int jfs_symlink(struct inode *dip, struct dentry *dentry, up(&JFS_IP(dip)->commit_sem); up(&JFS_IP(ip)->commit_sem); if (rc) { + free_ea_wmap(ip); ip->i_nlink = 0; iput(ip); } else @@ -1008,11 +1030,6 @@ static int jfs_symlink(struct inode *dip, struct dentry *dentry, out2: free_UCSname(&dname); -#ifdef CONFIG_JFS_POSIX_ACL - if (rc == 0) - jfs_init_acl(ip, dip); -#endif - out1: jfs_info("jfs_symlink: rc:%d", rc); return rc; @@ -1328,17 +1345,25 @@ static int jfs_mknod(struct inode *dir, struct dentry *dentry, down(&JFS_IP(dir)->commit_sem); down(&JFS_IP(ip)->commit_sem); - if ((rc = dtSearch(dir, &dname, &ino, &btstack, JFS_CREATE))) + rc = jfs_init_acl(tid, ip, dir); + if (rc) goto out3; + if ((rc = dtSearch(dir, &dname, &ino, &btstack, JFS_CREATE))) { + txAbort(tid, 0); + goto out3; + } + tblk = tid_to_tblock(tid); tblk->xflag |= COMMIT_CREATE; tblk->ino = ip->i_ino; tblk->u.ixpxd = JFS_IP(ip)->ixpxd; ino = ip->i_ino; - if ((rc = dtInsert(tid, dir, &dname, &ino, &btstack))) + if ((rc = dtInsert(tid, dir, &dname, &ino, &btstack))) { + txAbort(tid, 0); goto out3; + } ip->i_op = &jfs_file_inode_operations; jfs_ip->dev = new_encode_dev(rdev); @@ -1360,6 +1385,7 @@ static int jfs_mknod(struct inode *dir, struct dentry *dentry, up(&JFS_IP(ip)->commit_sem); up(&JFS_IP(dir)->commit_sem); if (rc) { + free_ea_wmap(ip); ip->i_nlink = 0; iput(ip); } else @@ -1368,11 +1394,6 @@ static int jfs_mknod(struct inode *dir, struct dentry *dentry, out1: free_UCSname(&dname); -#ifdef CONFIG_JFS_POSIX_ACL - if (rc == 0) - jfs_init_acl(ip, dir); -#endif - out: jfs_info("jfs_mknod: returning %d", rc); return rc; |