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xfs: convert quotacheck to use the new iwalk functions

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Convert quotacheck to use the new iwalk iterator to dig through the
inodes.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Brian Foster <bfoster@redhat.com>
This commit is contained in:
Darrick J. Wong 2019-07-02 09:39:39 -07:00
parent a211432c27
commit ebd126a651
1 changed files with 20 additions and 43 deletions
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63
fs/xfs/xfs_qm.c
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@ -13,7 +13,7 @@
#include "xfs_sb.h"
#include "xfs_mount.h"
#include "xfs_inode.h"
#include "xfs_itable.h"
#include "xfs_iwalk.h"
#include "xfs_quota.h"
#include "xfs_bmap.h"
#include "xfs_bmap_util.h"
@ -1114,17 +1114,15 @@ xfs_qm_quotacheck_dqadjust(
/* ARGSUSED */
STATIC int
xfs_qm_dqusage_adjust(
xfs_mount_t *mp, /* mount point for filesystem */
xfs_ino_t ino, /* inode number to get data for */
void __user *buffer, /* not used */
int ubsize, /* not used */
int *ubused, /* not used */
int *res) /* result code value */
struct xfs_mount *mp,
struct xfs_trans *tp,
xfs_ino_t ino,
void *data)
{
xfs_inode_t *ip;
xfs_qcnt_t nblks;
xfs_filblks_t rtblks = 0; /* total rt blks */
int error;
struct xfs_inode *ip;
xfs_qcnt_t nblks;
xfs_filblks_t rtblks = 0; /* total rt blks */
int error;
ASSERT(XFS_IS_QUOTA_RUNNING(mp));
@ -1132,20 +1130,18 @@ xfs_qm_dqusage_adjust(
* rootino must have its resources accounted for, not so with the quota
* inodes.
*/
if (xfs_is_quota_inode(&mp->m_sb, ino)) {
*res = BULKSTAT_RV_NOTHING;
return -EINVAL;
}
if (xfs_is_quota_inode(&mp->m_sb, ino))
return 0;
/*
* We don't _need_ to take the ilock EXCL here because quotacheck runs
* at mount time and therefore nobody will be racing chown/chproj.
*/
error = xfs_iget(mp, NULL, ino, XFS_IGET_DONTCACHE, 0, &ip);
if (error) {
*res = BULKSTAT_RV_NOTHING;
error = xfs_iget(mp, tp, ino, XFS_IGET_DONTCACHE, 0, &ip);
if (error == -EINVAL || error == -ENOENT)
return 0;
if (error)
return error;
}
ASSERT(ip->i_delayed_blks == 0);
@ -1153,7 +1149,7 @@ xfs_qm_dqusage_adjust(
struct xfs_ifork *ifp = XFS_IFORK_PTR(ip, XFS_DATA_FORK);
if (!(ifp->if_flags & XFS_IFEXTENTS)) {
error = xfs_iread_extents(NULL, ip, XFS_DATA_FORK);
error = xfs_iread_extents(tp, ip, XFS_DATA_FORK);
if (error)
goto error0;
}
@ -1196,13 +1192,8 @@ xfs_qm_dqusage_adjust(
goto error0;
}
xfs_irele(ip);
*res = BULKSTAT_RV_DIDONE;
return 0;
error0:
xfs_irele(ip);
*res = BULKSTAT_RV_GIVEUP;
return error;
}
@ -1266,18 +1257,13 @@ STATIC int
xfs_qm_quotacheck(
xfs_mount_t *mp)
{
int done, count, error, error2;
xfs_ino_t lastino;
size_t structsz;
int error, error2;
uint flags;
LIST_HEAD (buffer_list);
struct xfs_inode *uip = mp->m_quotainfo->qi_uquotaip;
struct xfs_inode *gip = mp->m_quotainfo->qi_gquotaip;
struct xfs_inode *pip = mp->m_quotainfo->qi_pquotaip;
count = INT_MAX;
structsz = 1;
lastino = 0;
flags = 0;
ASSERT(uip || gip || pip);
@ -1314,18 +1300,9 @@ xfs_qm_quotacheck(
flags |= XFS_PQUOTA_CHKD;
}
do {
/*
* Iterate thru all the inodes in the file system,
* adjusting the corresponding dquot counters in core.
*/
error = xfs_bulkstat(mp, &lastino, &count,
xfs_qm_dqusage_adjust,
structsz, NULL, &done);
if (error)
break;
} while (!done);
error = xfs_iwalk(mp, NULL, 0, xfs_qm_dqusage_adjust, 0, NULL);
if (error)
goto error_return;
/*
* We've made all the changes that we need to make incore. Flush them