diff options
Diffstat (limited to 'fs/btrfs/xattr.c')
| -rw-r--r-- | fs/btrfs/xattr.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/fs/btrfs/xattr.c b/fs/btrfs/xattr.c index 3d1c301c9260..ad8328d797ea 100644 --- a/fs/btrfs/xattr.c +++ b/fs/btrfs/xattr.c @@ -28,6 +28,7 @@ #include "transaction.h" #include "xattr.h" #include "disk-io.h" +#include "props.h" ssize_t __btrfs_getxattr(struct inode *inode, const char *name, @@ -332,7 +333,8 @@ static bool btrfs_is_valid_xattr(const char *name) XATTR_SECURITY_PREFIX_LEN) || !strncmp(name, XATTR_SYSTEM_PREFIX, XATTR_SYSTEM_PREFIX_LEN) || !strncmp(name, XATTR_TRUSTED_PREFIX, XATTR_TRUSTED_PREFIX_LEN) || - !strncmp(name, XATTR_USER_PREFIX, XATTR_USER_PREFIX_LEN); + !strncmp(name, XATTR_USER_PREFIX, XATTR_USER_PREFIX_LEN) || + !strncmp(name, XATTR_BTRFS_PREFIX, XATTR_BTRFS_PREFIX_LEN); } ssize_t btrfs_getxattr(struct dentry *dentry, const char *name, @@ -374,6 +376,10 @@ int btrfs_setxattr(struct dentry *dentry, const char *name, const void *value, if (!btrfs_is_valid_xattr(name)) return -EOPNOTSUPP; + if (!strncmp(name, XATTR_BTRFS_PREFIX, XATTR_BTRFS_PREFIX_LEN)) + return btrfs_set_prop(dentry->d_inode, name, + value, size, flags); + if (size == 0) value = ""; /* empty EA, do not remove */ @@ -403,6 +409,10 @@ int btrfs_removexattr(struct dentry *dentry, const char *name) if (!btrfs_is_valid_xattr(name)) return -EOPNOTSUPP; + if (!strncmp(name, XATTR_BTRFS_PREFIX, XATTR_BTRFS_PREFIX_LEN)) + return btrfs_set_prop(dentry->d_inode, name, + NULL, 0, XATTR_REPLACE); + return __btrfs_setxattr(NULL, dentry->d_inode, name, NULL, 0, XATTR_REPLACE); } |