diff options
author | David S. Miller <davem@davemloft.net> | 2010-01-22 22:45:46 -0800 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2010-01-22 22:45:46 -0800 |
commit | 6be325719b3e54624397e413efd4b33a997e55a3 (patch) | |
tree | 57f321a56794cab2222e179b16731e0d76a4a68a /fs/gfs2/xattr.c | |
parent | 26d92f9276a56d55511a427fb70bd70886af647a (diff) | |
parent | 92dcffb916d309aa01778bf8963a6932e4014d07 (diff) | |
download | op-kernel-dev-6be325719b3e54624397e413efd4b33a997e55a3.zip op-kernel-dev-6be325719b3e54624397e413efd4b33a997e55a3.tar.gz |
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Diffstat (limited to 'fs/gfs2/xattr.c')
-rw-r--r-- | fs/gfs2/xattr.c | 90 |
1 files changed, 37 insertions, 53 deletions
diff --git a/fs/gfs2/xattr.c b/fs/gfs2/xattr.c index 912f5cb..c2ebdf2c 100644 --- a/fs/gfs2/xattr.c +++ b/fs/gfs2/xattr.c @@ -567,18 +567,17 @@ out: /** * gfs2_xattr_get - Get a GFS2 extended attribute * @inode: The inode - * @type: The type of extended attribute * @name: The name of the extended attribute * @buffer: The buffer to write the result into * @size: The size of the buffer + * @type: The type of extended attribute * * Returns: actual size of data on success, -errno on error */ - -int gfs2_xattr_get(struct inode *inode, int type, const char *name, - void *buffer, size_t size) +static int gfs2_xattr_get(struct dentry *dentry, const char *name, + void *buffer, size_t size, int type) { - struct gfs2_inode *ip = GFS2_I(inode); + struct gfs2_inode *ip = GFS2_I(dentry->d_inode); struct gfs2_ea_location el; int error; @@ -1119,7 +1118,7 @@ static int ea_remove_stuffed(struct gfs2_inode *ip, struct gfs2_ea_location *el) /** * gfs2_xattr_remove - Remove a GFS2 extended attribute - * @inode: The inode + * @ip: The inode * @type: The type of the extended attribute * @name: The name of the extended attribute * @@ -1130,9 +1129,8 @@ static int ea_remove_stuffed(struct gfs2_inode *ip, struct gfs2_ea_location *el) * Returns: 0, or errno on failure */ -static int gfs2_xattr_remove(struct inode *inode, int type, const char *name) +static int gfs2_xattr_remove(struct gfs2_inode *ip, int type, const char *name) { - struct gfs2_inode *ip = GFS2_I(inode); struct gfs2_ea_location el; int error; @@ -1156,24 +1154,24 @@ static int gfs2_xattr_remove(struct inode *inode, int type, const char *name) } /** - * gfs2_xattr_set - Set (or remove) a GFS2 extended attribute - * @inode: The inode - * @type: The type of the extended attribute + * __gfs2_xattr_set - Set (or remove) a GFS2 extended attribute + * @ip: The inode * @name: The name of the extended attribute * @value: The value of the extended attribute (NULL for remove) * @size: The size of the @value argument * @flags: Create or Replace + * @type: The type of the extended attribute * * See gfs2_xattr_remove() for details of the removal of xattrs. * * Returns: 0 or errno on failure */ -int gfs2_xattr_set(struct inode *inode, int type, const char *name, - const void *value, size_t size, int flags) +int __gfs2_xattr_set(struct inode *inode, const char *name, + const void *value, size_t size, int flags, int type) { - struct gfs2_sbd *sdp = GFS2_SB(inode); struct gfs2_inode *ip = GFS2_I(inode); + struct gfs2_sbd *sdp = GFS2_SB(inode); struct gfs2_ea_location el; unsigned int namel = strlen(name); int error; @@ -1184,7 +1182,7 @@ int gfs2_xattr_set(struct inode *inode, int type, const char *name, return -ERANGE; if (value == NULL) - return gfs2_xattr_remove(inode, type, name); + return gfs2_xattr_remove(ip, type, name); if (ea_check_size(sdp, namel, size)) return -ERANGE; @@ -1224,6 +1222,13 @@ int gfs2_xattr_set(struct inode *inode, int type, const char *name, return error; } +static int gfs2_xattr_set(struct dentry *dentry, const char *name, + const void *value, size_t size, int flags, int type) +{ + return __gfs2_xattr_set(dentry->d_inode, name, value, + size, flags, type); +} + static int ea_acl_chmod_unstuffed(struct gfs2_inode *ip, struct gfs2_ea_header *ea, char *data) { @@ -1291,6 +1296,7 @@ fail: int gfs2_xattr_acl_chmod(struct gfs2_inode *ip, struct iattr *attr, char *data) { + struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode); struct gfs2_ea_location el; struct buffer_head *dibh; int error; @@ -1300,16 +1306,17 @@ int gfs2_xattr_acl_chmod(struct gfs2_inode *ip, struct iattr *attr, char *data) return error; if (GFS2_EA_IS_STUFFED(el.el_ea)) { - error = gfs2_trans_begin(GFS2_SB(&ip->i_inode), RES_DINODE + RES_EATTR, 0); - if (error) - return error; - - gfs2_trans_add_bh(ip->i_gl, el.el_bh, 1); - memcpy(GFS2_EA2DATA(el.el_ea), data, - GFS2_EA_DATA_LEN(el.el_ea)); - } else + error = gfs2_trans_begin(sdp, RES_DINODE + RES_EATTR, 0); + if (error == 0) { + gfs2_trans_add_bh(ip->i_gl, el.el_bh, 1); + memcpy(GFS2_EA2DATA(el.el_ea), data, + GFS2_EA_DATA_LEN(el.el_ea)); + } + } else { error = ea_acl_chmod_unstuffed(ip, el.el_ea, data); + } + brelse(el.el_bh); if (error) return error; @@ -1322,8 +1329,7 @@ int gfs2_xattr_acl_chmod(struct gfs2_inode *ip, struct iattr *attr, char *data) brelse(dibh); } - gfs2_trans_end(GFS2_SB(&ip->i_inode)); - + gfs2_trans_end(sdp); return error; } @@ -1529,40 +1535,18 @@ out_alloc: return error; } -static int gfs2_xattr_user_get(struct inode *inode, const char *name, - void *buffer, size_t size) -{ - return gfs2_xattr_get(inode, GFS2_EATYPE_USR, name, buffer, size); -} - -static int gfs2_xattr_user_set(struct inode *inode, const char *name, - const void *value, size_t size, int flags) -{ - return gfs2_xattr_set(inode, GFS2_EATYPE_USR, name, value, size, flags); -} - -static int gfs2_xattr_security_get(struct inode *inode, const char *name, - void *buffer, size_t size) -{ - return gfs2_xattr_get(inode, GFS2_EATYPE_SECURITY, name, buffer, size); -} - -static int gfs2_xattr_security_set(struct inode *inode, const char *name, - const void *value, size_t size, int flags) -{ - return gfs2_xattr_set(inode, GFS2_EATYPE_SECURITY, name, value, size, flags); -} - static struct xattr_handler gfs2_xattr_user_handler = { .prefix = XATTR_USER_PREFIX, - .get = gfs2_xattr_user_get, - .set = gfs2_xattr_user_set, + .flags = GFS2_EATYPE_USR, + .get = gfs2_xattr_get, + .set = gfs2_xattr_set, }; static struct xattr_handler gfs2_xattr_security_handler = { .prefix = XATTR_SECURITY_PREFIX, - .get = gfs2_xattr_security_get, - .set = gfs2_xattr_security_set, + .flags = GFS2_EATYPE_SECURITY, + .get = gfs2_xattr_get, + .set = gfs2_xattr_set, }; struct xattr_handler *gfs2_xattr_handlers[] = { |