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author | David S. Miller <davem@davemloft.net> | 2013-10-23 16:28:39 -0400 |
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committer | David S. Miller <davem@davemloft.net> | 2013-10-23 16:49:34 -0400 |
commit | c3fa32b9764dc45dcf8a2231b1c110abc4a63e0b (patch) | |
tree | 6cf2896a77b65bec64284681e1c3851eb3263e09 /fs/xfs/xfs_dir2_format.h | |
parent | 34d92d5315b64a3e5292b7e9511c1bb617227fb6 (diff) | |
parent | 320437af954cbe66478f1f5e8b34cb5a8d072191 (diff) | |
download | linux-stable-c3fa32b9764dc45dcf8a2231b1c110abc4a63e0b.tar.gz linux-stable-c3fa32b9764dc45dcf8a2231b1c110abc4a63e0b.tar.bz2 linux-stable-c3fa32b9764dc45dcf8a2231b1c110abc4a63e0b.zip |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Conflicts:
drivers/net/usb/qmi_wwan.c
include/net/dst.h
Trivial merge conflicts, both were overlapping changes.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'fs/xfs/xfs_dir2_format.h')
-rw-r--r-- | fs/xfs/xfs_dir2_format.h | 51 |
1 files changed, 20 insertions, 31 deletions
diff --git a/fs/xfs/xfs_dir2_format.h b/fs/xfs/xfs_dir2_format.h index a0961a61ac1a..9cf67381adf6 100644 --- a/fs/xfs/xfs_dir2_format.h +++ b/fs/xfs/xfs_dir2_format.h @@ -497,69 +497,58 @@ xfs_dir3_data_unused_p(struct xfs_dir2_data_hdr *hdr) /* * Offsets of . and .. in data space (always block 0) * - * The macros are used for shortform directories as they have no headers to read - * the magic number out of. Shortform directories need to know the size of the - * data block header because the sfe embeds the block offset of the entry into - * it so that it doesn't change when format conversion occurs. Bad Things Happen - * if we don't follow this rule. - * * XXX: there is scope for significant optimisation of the logic here. Right * now we are checking for "dir3 format" over and over again. Ideally we should * only do it once for each operation. */ -#define XFS_DIR3_DATA_DOT_OFFSET(mp) \ - xfs_dir3_data_hdr_size(xfs_sb_version_hascrc(&(mp)->m_sb)) -#define XFS_DIR3_DATA_DOTDOT_OFFSET(mp) \ - (XFS_DIR3_DATA_DOT_OFFSET(mp) + xfs_dir3_data_entsize(mp, 1)) -#define XFS_DIR3_DATA_FIRST_OFFSET(mp) \ - (XFS_DIR3_DATA_DOTDOT_OFFSET(mp) + xfs_dir3_data_entsize(mp, 2)) - static inline xfs_dir2_data_aoff_t -xfs_dir3_data_dot_offset(struct xfs_dir2_data_hdr *hdr) +xfs_dir3_data_dot_offset(struct xfs_mount *mp) { - return xfs_dir3_data_entry_offset(hdr); + return xfs_dir3_data_hdr_size(xfs_sb_version_hascrc(&mp->m_sb)); } static inline xfs_dir2_data_aoff_t -xfs_dir3_data_dotdot_offset(struct xfs_dir2_data_hdr *hdr) +xfs_dir3_data_dotdot_offset(struct xfs_mount *mp) { - bool dir3 = hdr->magic == cpu_to_be32(XFS_DIR3_DATA_MAGIC) || - hdr->magic == cpu_to_be32(XFS_DIR3_BLOCK_MAGIC); - return xfs_dir3_data_dot_offset(hdr) + - __xfs_dir3_data_entsize(dir3, 1); + return xfs_dir3_data_dot_offset(mp) + + xfs_dir3_data_entsize(mp, 1); } static inline xfs_dir2_data_aoff_t -xfs_dir3_data_first_offset(struct xfs_dir2_data_hdr *hdr) +xfs_dir3_data_first_offset(struct xfs_mount *mp) { - bool dir3 = hdr->magic == cpu_to_be32(XFS_DIR3_DATA_MAGIC) || - hdr->magic == cpu_to_be32(XFS_DIR3_BLOCK_MAGIC); - return xfs_dir3_data_dotdot_offset(hdr) + - __xfs_dir3_data_entsize(dir3, 2); + return xfs_dir3_data_dotdot_offset(mp) + + xfs_dir3_data_entsize(mp, 2); } /* * location of . and .. in data space (always block 0) */ static inline struct xfs_dir2_data_entry * -xfs_dir3_data_dot_entry_p(struct xfs_dir2_data_hdr *hdr) +xfs_dir3_data_dot_entry_p( + struct xfs_mount *mp, + struct xfs_dir2_data_hdr *hdr) { return (struct xfs_dir2_data_entry *) - ((char *)hdr + xfs_dir3_data_dot_offset(hdr)); + ((char *)hdr + xfs_dir3_data_dot_offset(mp)); } static inline struct xfs_dir2_data_entry * -xfs_dir3_data_dotdot_entry_p(struct xfs_dir2_data_hdr *hdr) +xfs_dir3_data_dotdot_entry_p( + struct xfs_mount *mp, + struct xfs_dir2_data_hdr *hdr) { return (struct xfs_dir2_data_entry *) - ((char *)hdr + xfs_dir3_data_dotdot_offset(hdr)); + ((char *)hdr + xfs_dir3_data_dotdot_offset(mp)); } static inline struct xfs_dir2_data_entry * -xfs_dir3_data_first_entry_p(struct xfs_dir2_data_hdr *hdr) +xfs_dir3_data_first_entry_p( + struct xfs_mount *mp, + struct xfs_dir2_data_hdr *hdr) { return (struct xfs_dir2_data_entry *) - ((char *)hdr + xfs_dir3_data_first_offset(hdr)); + ((char *)hdr + xfs_dir3_data_first_offset(mp)); } /* |