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Change xfs_sb_from_disk() interface to take a mount pointer

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Change xfs_sb_from_disk() interface to take a mount pointer
instead of a superblock pointer.

This is to print mount point specific error messages in future
fixes.

Signed-off-by: Chandra Seetharaman <sekharan@us.ibm.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Ben Myers <bpm@sgi.com>
This commit is contained in:
Chandra Seetharaman 2012-01-23 17:31:37 +00:00 committed by Ben Myers
parent 3673141083
commit 6bd92a239f
3 changed files with 6 additions and 4 deletions
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2
fs/xfs/xfs_log_recover.c
View file

@ -3695,7 +3695,7 @@ xlog_do_recover(
/* Convert superblock from on-disk format */
sbp = &log->l_mp->m_sb;
xfs_sb_from_disk(sbp, XFS_BUF_TO_SBP(bp));
xfs_sb_from_disk(log->l_mp, XFS_BUF_TO_SBP(bp));
ASSERT(sbp->sb_magicnum == XFS_SB_MAGIC);
ASSERT(xfs_sb_good_version(sbp));
xfs_buf_relse(bp);

6
fs/xfs/xfs_mount.c
View file

@ -553,9 +553,11 @@ xfs_initialize_perag(
void
xfs_sb_from_disk(
xfs_sb_t *to,
struct xfs_mount *mp,
xfs_dsb_t *from)
{
struct xfs_sb *to = &mp->m_sb;
to->sb_magicnum = be32_to_cpu(from->sb_magicnum);
to->sb_blocksize = be32_to_cpu(from->sb_blocksize);
to->sb_dblocks = be64_to_cpu(from->sb_dblocks);
@ -693,7 +695,7 @@ xfs_readsb(xfs_mount_t *mp, int flags)
* Initialize the mount structure from the superblock.
* But first do some basic consistency checking.
*/
xfs_sb_from_disk(&mp->m_sb, XFS_BUF_TO_SBP(bp));
xfs_sb_from_disk(mp, XFS_BUF_TO_SBP(bp));
error = xfs_mount_validate_sb(mp, &(mp->m_sb), flags);
if (error) {
if (loud)

2
fs/xfs/xfs_mount.h
View file

@ -395,7 +395,7 @@ extern void xfs_set_low_space_thresholds(struct xfs_mount *);
extern void xfs_mod_sb(struct xfs_trans *, __int64_t);
extern int xfs_initialize_perag(struct xfs_mount *, xfs_agnumber_t,
xfs_agnumber_t *);
extern void xfs_sb_from_disk(struct xfs_sb *, struct xfs_dsb *);
extern void xfs_sb_from_disk(struct xfs_mount *, struct xfs_dsb *);
extern void xfs_sb_to_disk(struct xfs_dsb *, struct xfs_sb *, __int64_t);
#endif /* __XFS_MOUNT_H__ */