From: Vyacheslav Dubeyko <[email protected]> Subject: [RFC][STEP 1][PATCH 1/4] nilfs-utils: add xattr related declarations
This patch adds xattr related declarations. Signed-off-by: Vyacheslav Dubeyko <[email protected]> CC: Ryusuke Konishi <[email protected]> --- include/nilfs2_fs.h | 16 +++++++++++++--- 1 file changed, 13 insertions(+), 3 deletions(-) diff --git a/include/nilfs2_fs.h b/include/nilfs2_fs.h index e674f44..fa05c05 100644 --- a/include/nilfs2_fs.h +++ b/include/nilfs2_fs.h @@ -92,6 +92,7 @@ struct nilfs_inode { * @sr_dat: DAT file inode * @sr_cpfile: checkpoint file inode * @sr_sufile: segment usage file inode + * @sr_xafile: extended attributes file inode */ struct nilfs_super_root { __le32 sr_sum; @@ -101,6 +102,7 @@ struct nilfs_super_root { struct nilfs_inode sr_dat; struct nilfs_inode sr_cpfile; struct nilfs_inode sr_sufile; + struct nilfs_inode sr_xafile; }; #define NILFS_SR_MDT_OFFSET(inode_size, i) \ @@ -219,10 +221,18 @@ struct nilfs_super_block { * If there is a bit set in the incompatible feature set that the kernel * doesn't know about, it should refuse to mount the filesystem. */ +#define NILFS_FEATURE_COMPAT_INIT_XAFILE 0x00000001ULL + #define NILFS_FEATURE_COMPAT_RO_BLOCK_COUNT 0x00000001ULL +#define NILFS_FEATURE_COMPAT_RO_XAFILE 0x00000002ULL + +#define NILFS_FEATURE_COMPAT_SUPP \ + (NILFS_FEATURE_COMPAT_INIT_XAFILE) + +#define NILFS_FEATURE_COMPAT_RO_SUPP \ + (NILFS_FEATURE_COMPAT_RO_BLOCK_COUNT | \ + NILFS_FEATURE_COMPAT_RO_XAFILE) -#define NILFS_FEATURE_COMPAT_SUPP 0ULL -#define NILFS_FEATURE_COMPAT_RO_SUPP NILFS_FEATURE_COMPAT_RO_BLOCK_COUNT #define NILFS_FEATURE_INCOMPAT_SUPP 0ULL /* @@ -240,7 +250,7 @@ struct nilfs_super_block { #define NILFS_SUFILE_INO 5 /* segment usage file */ #define NILFS_IFILE_INO 6 /* ifile */ #define NILFS_ATIME_INO 7 /* Atime file (reserved) */ -#define NILFS_XATTR_INO 8 /* Xattribute file (reserved) */ +#define NILFS_XATTR_INO 8 /* Xattribute file */ #define NILFS_SKETCH_INO 10 /* Sketch file */ #define NILFS_USER_INO 11 /* Fisrt user's file inode number */ -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-nilfs" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
