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xfs: take inode version into account in XFS_LITINO

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Add a version argument to XFS_LITINO so that it can return different values
depending on the inode version.  This is required for the upcoming v3 inodes
with a larger fixed layout dinode.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Ben Myers <bpm@sgi.com>
Signed-off-by: Ben Myers <bpm@sgi.com>
This commit is contained in:
Christoph Hellwig 2013-03-12 23:30:36 +11:00 committed by Ben Myers
parent c163f9a176
commit 56cea2d088
5 changed files with 13 additions and 10 deletions
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6
fs/xfs/xfs_attr_leaf.c
View File

@ -172,7 +172,8 @@ xfs_attr_shortform_bytesfit(xfs_inode_t *dp, int bytes)
int dsize;
xfs_mount_t *mp = dp->i_mount;
offset = (XFS_LITINO(mp) - bytes) >> 3; /* rounded down */
/* rounded down */
offset = (XFS_LITINO(mp, dp->i_d.di_version) - bytes) >> 3;
switch (dp->i_d.di_format) {
case XFS_DINODE_FMT_DEV:
@ -243,7 +244,8 @@ xfs_attr_shortform_bytesfit(xfs_inode_t *dp, int bytes)
minforkoff = roundup(minforkoff, 8) >> 3;
/* attr fork btree root can have at least this many key/ptr pairs */
maxforkoff = XFS_LITINO(mp) - XFS_BMDR_SPACE_CALC(MINABTPTRS);
maxforkoff = XFS_LITINO(mp, dp->i_d.di_version) -
XFS_BMDR_SPACE_CALC(MINABTPTRS);
maxforkoff = maxforkoff >> 3; /* rounded down */
if (offset >= maxforkoff)

4
fs/xfs/xfs_bmap.c
View File

@ -228,13 +228,13 @@ xfs_default_attroffset(
uint offset;
if (mp->m_sb.sb_inodesize == 256) {
offset = XFS_LITINO(mp) -
offset = XFS_LITINO(mp, ip->i_d.di_version) -
XFS_BMDR_SPACE_CALC(MINABTPTRS);
} else {
offset = XFS_BMDR_SPACE_CALC(6 * MINABTPTRS);
}
ASSERT(offset < XFS_LITINO(mp));
ASSERT(offset < XFS_LITINO(mp, ip->i_d.di_version));
return offset;
}

6
fs/xfs/xfs_dinode.h
View File

@ -104,7 +104,7 @@ typedef enum xfs_dinode_fmt {
/*
* Inode size for given fs.
*/
#define XFS_LITINO(mp) \
#define XFS_LITINO(mp, version) \
((int)(((mp)->m_sb.sb_inodesize) - sizeof(struct xfs_dinode)))
#define XFS_BROOT_SIZE_ADJ \
@ -119,10 +119,10 @@ typedef enum xfs_dinode_fmt {
#define XFS_DFORK_DSIZE(dip,mp) \
(XFS_DFORK_Q(dip) ? \
XFS_DFORK_BOFF(dip) : \
XFS_LITINO(mp))
XFS_LITINO(mp, (dip)->di_version))
#define XFS_DFORK_ASIZE(dip,mp) \
(XFS_DFORK_Q(dip) ? \
XFS_LITINO(mp) - XFS_DFORK_BOFF(dip) : \
XFS_LITINO(mp, (dip)->di_version) - XFS_DFORK_BOFF(dip) : \
0)
#define XFS_DFORK_SIZE(dip,mp,w) \
((w) == XFS_DATA_FORK ? \

5
fs/xfs/xfs_inode.h
View File

@ -180,10 +180,11 @@ typedef struct xfs_icdinode {
#define XFS_IFORK_DSIZE(ip) \
(XFS_IFORK_Q(ip) ? \
XFS_IFORK_BOFF(ip) : \
XFS_LITINO((ip)->i_mount))
XFS_LITINO((ip)->i_mount, (ip)->i_d.di_version))
#define XFS_IFORK_ASIZE(ip) \
(XFS_IFORK_Q(ip) ? \
XFS_LITINO((ip)->i_mount) - XFS_IFORK_BOFF(ip) : \
XFS_LITINO((ip)->i_mount, (ip)->i_d.di_version) - \
XFS_IFORK_BOFF(ip) : \
0)
#define XFS_IFORK_SIZE(ip,w) \
((w) == XFS_DATA_FORK ? \

2
fs/xfs/xfs_vnodeops.c
View File

@ -1420,7 +1420,7 @@ xfs_symlink(
* The symlink will fit into the inode data fork?
* There can't be any attributes so we get the whole variable part.
*/
if (pathlen <= XFS_LITINO(mp))
if (pathlen <= XFS_LITINO(mp, dp->i_d.di_version))
fs_blocks = 0;
else
fs_blocks = XFS_B_TO_FSB(mp, pathlen);