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xfs: clean up IRELE/iput callsites 

Replace the IRELE macro with a proper function so that we can do proper
typechecking and so that we can stop open-coding iput in scrub, which
means that we'll be able to ftrace inode lifetimes going through scrub
correctly.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Carlos Maiolino <cmaiolino@redhat.com>
Reviewed-by: Brian Foster <bfoster@redhat.com>
This commit is contained in:
Darrick J. Wong 2018-07-25 12:52:32 -07:00
parent 89c3e8cf3c
commit 44a8736bd2
19 changed files with 54 additions and 49 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
fs/xfs/scrub/common.c
View File

@ -711,7 +711,7 @@ xchk_get_inode(
return error;
}
if (VFS_I(ip)->i_generation != sc->sm->sm_gen) {
iput(VFS_I(ip));
xfs_irele(ip);
return -ENOENT;
}

2
fs/xfs/scrub/dir.c
View File

@ -87,7 +87,7 @@ xchk_dir_check_ftype(
xfs_mode_to_ftype(VFS_I(ip)->i_mode));
if (ino_dtype != dtype)
xchk_fblock_set_corrupt(sdc->sc, XFS_DATA_FORK, offset);
iput(VFS_I(ip));
xfs_irele(ip);
out:
return error;
}

6
fs/xfs/scrub/parent.c
View File

@ -230,11 +230,11 @@ xchk_parent_validate(
/* Drat, parent changed. Try again! */
if (dnum != dp->i_ino) {
iput(VFS_I(dp));
xfs_irele(dp);
*try_again = true;
return 0;
}
iput(VFS_I(dp));
xfs_irele(dp);
/*
* '..' didn't change, so check that there was only one entry
@ -247,7 +247,7 @@ xchk_parent_validate(
out_unlock:
xfs_iunlock(dp, XFS_IOLOCK_SHARED);
out_rele:
iput(VFS_I(dp));
xfs_irele(dp);
out:
return error;
}

2
fs/xfs/scrub/scrub.c
View File

@ -183,7 +183,7 @@ xchk_teardown(
xfs_iunlock(sc->ip, sc->ilock_flags);
if (sc->ip != ip_in &&
!xfs_internal_inum(sc->mp, sc->ip->i_ino))
iput(VFS_I(sc->ip));
xfs_irele(sc->ip);
sc->ip = NULL;
}
if (sc->has_quotaofflock)

4
fs/xfs/xfs_bmap_item.c
View File

@ -497,7 +497,7 @@ xfs_bui_recover(
xfs_defer_move(dfops, tp->t_dfops);
error = xfs_trans_commit(tp);
xfs_iunlock(ip, XFS_ILOCK_EXCL);
IRELE(ip);
xfs_irele(ip);
return error;
@ -506,7 +506,7 @@ err_inode:
xfs_trans_cancel(tp);
if (ip) {
xfs_iunlock(ip, XFS_ILOCK_EXCL);
IRELE(ip);
xfs_irele(ip);
}
return error;
}

2
fs/xfs/xfs_export.c
View File

@ -150,7 +150,7 @@ xfs_nfs_get_inode(
}
if (VFS_I(ip)->i_generation != generation) {
IRELE(ip);
xfs_irele(ip);
return ERR_PTR(-ESTALE);
}

4
fs/xfs/xfs_filestream.c
View File

@ -340,7 +340,7 @@ xfs_filestream_lookup_ag(
if (xfs_filestream_pick_ag(pip, startag, &ag, 0, 0))
ag = NULLAGNUMBER;
out:
IRELE(pip);
xfs_irele(pip);
return ag;
}
@ -389,7 +389,7 @@ xfs_filestream_new_ag(
if (mru)
xfs_fstrm_free_func(mp, mru);
IRELE(pip);
xfs_irele(pip);
exit:
if (*agp == NULLAGNUMBER)
*agp = 0;

4
fs/xfs/xfs_icache.c
View File

@ -716,7 +716,7 @@ xfs_icache_inode_is_allocated(
return error;
*inuse = !!(VFS_I(ip)->i_mode);
IRELE(ip);
xfs_irele(ip);
return 0;
}
@ -856,7 +856,7 @@ restart:
xfs_iflags_test(batch[i], XFS_INEW))
xfs_inew_wait(batch[i]);
error = execute(batch[i], flags, args);
IRELE(batch[i]);
xfs_irele(batch[i]);
if (error == -EAGAIN) {
skipped++;
continue;

17
fs/xfs/xfs_inode.c
View File

@ -1276,7 +1276,7 @@ xfs_create(
*/
if (ip) {
xfs_finish_inode_setup(ip);
IRELE(ip);
xfs_irele(ip);
}
xfs_qm_dqrele(udqp);
@ -1371,7 +1371,7 @@ xfs_create_tmpfile(
*/
if (ip) {
xfs_finish_inode_setup(ip);
IRELE(ip);
xfs_irele(ip);
}
xfs_qm_dqrele(udqp);
@ -3134,14 +3134,14 @@ xfs_rename(
error = xfs_finish_rename(tp);
if (wip)
IRELE(wip);
xfs_irele(wip);
return error;
out_trans_cancel:
xfs_trans_cancel(tp);
out_release_wip:
if (wip)
IRELE(wip);
xfs_irele(wip);
return error;
}
@ -3597,3 +3597,12 @@ xfs_iflush_int(
corrupt_out:
return -EFSCORRUPTED;
}
/* Release an inode. */
void
xfs_irele(
struct xfs_inode *ip)
{
trace_xfs_irele(ip, _RET_IP_);
iput(VFS_I(ip));
}

6
fs/xfs/xfs_inode.h
View File

@ -483,11 +483,7 @@ static inline void xfs_setup_existing_inode(struct xfs_inode *ip)
xfs_finish_inode_setup(ip);
}
#define IRELE(ip) \
do { \
trace_xfs_irele(ip, _THIS_IP_); \
iput(VFS_I(ip)); \
} while (0)
void xfs_irele(struct xfs_inode *ip);
extern struct kmem_zone *xfs_inode_zone;

4
fs/xfs/xfs_iops.c
View File

@ -209,7 +209,7 @@ xfs_generic_create(
xfs_finish_inode_setup(ip);
if (!tmpfile)
xfs_cleanup_inode(dir, inode, dentry);
iput(inode);
xfs_irele(ip);
goto out_free_acl;
}
@ -391,7 +391,7 @@ xfs_vn_symlink(
out_cleanup_inode:
xfs_finish_inode_setup(cip);
xfs_cleanup_inode(dir, inode, dentry);
iput(inode);
xfs_irele(cip);
out:
return error;
}

2
fs/xfs/xfs_itable.c
View File

@ -114,7 +114,7 @@ xfs_bulkstat_one_int(
break;
}
xfs_iunlock(ip, XFS_ILOCK_SHARED);
IRELE(ip);
xfs_irele(ip);
error = formatter(buffer, ubsize, ubused, buf);
if (!error)

4
fs/xfs/xfs_log_recover.c
View File

@ -5087,11 +5087,11 @@ xlog_recover_process_one_iunlink(
*/
ip->i_d.di_dmevmask = 0;
IRELE(ip);
xfs_irele(ip);
return agino;
fail_iput:
IRELE(ip);
xfs_irele(ip);
fail:
/*
* We can't read in the inode this bucket points to, or this inode

4
fs/xfs/xfs_mount.c
View File

@ -1039,7 +1039,7 @@ xfs_mountfs(
out_rtunmount:
xfs_rtunmount_inodes(mp);
out_rele_rip:
IRELE(rip);
xfs_irele(rip);
/* Clean out dquots that might be in memory after quotacheck. */
xfs_qm_unmount(mp);
/*
@ -1095,7 +1095,7 @@ xfs_unmountfs(
xfs_fs_unreserve_ag_blocks(mp);
xfs_qm_unmount_quotas(mp);
xfs_rtunmount_inodes(mp);
IRELE(mp->m_rootip);
xfs_irele(mp->m_rootip);
/*
* We can potentially deadlock here if we have an inode cluster

22
fs/xfs/xfs_qm.c
View File

@ -231,15 +231,15 @@ xfs_qm_unmount_quotas(
*/
if (mp->m_quotainfo) {
if (mp->m_quotainfo->qi_uquotaip) {
IRELE(mp->m_quotainfo->qi_uquotaip);
xfs_irele(mp->m_quotainfo->qi_uquotaip);
mp->m_quotainfo->qi_uquotaip = NULL;
}
if (mp->m_quotainfo->qi_gquotaip) {
IRELE(mp->m_quotainfo->qi_gquotaip);
xfs_irele(mp->m_quotainfo->qi_gquotaip);
mp->m_quotainfo->qi_gquotaip = NULL;
}
if (mp->m_quotainfo->qi_pquotaip) {
IRELE(mp->m_quotainfo->qi_pquotaip);
xfs_irele(mp->m_quotainfo->qi_pquotaip);
mp->m_quotainfo->qi_pquotaip = NULL;
}
}
@ -1200,12 +1200,12 @@ xfs_qm_dqusage_adjust(
goto error0;
}
IRELE(ip);
xfs_irele(ip);
*res = BULKSTAT_RV_DIDONE;
return 0;
error0:
IRELE(ip);
xfs_irele(ip);
*res = BULKSTAT_RV_GIVEUP;
return error;
}
@ -1575,11 +1575,11 @@ xfs_qm_init_quotainos(
error_rele:
if (uip)
IRELE(uip);
xfs_irele(uip);
if (gip)
IRELE(gip);
xfs_irele(gip);
if (pip)
IRELE(pip);
xfs_irele(pip);
return error;
}
@ -1588,15 +1588,15 @@ xfs_qm_destroy_quotainos(
xfs_quotainfo_t *qi)
{
if (qi->qi_uquotaip) {
IRELE(qi->qi_uquotaip);
xfs_irele(qi->qi_uquotaip);
qi->qi_uquotaip = NULL; /* paranoia */
}
if (qi->qi_gquotaip) {
IRELE(qi->qi_gquotaip);
xfs_irele(qi->qi_gquotaip);
qi->qi_gquotaip = NULL;
}
if (qi->qi_pquotaip) {
IRELE(qi->qi_pquotaip);
xfs_irele(qi->qi_pquotaip);
qi->qi_pquotaip = NULL;
}
}

8
fs/xfs/xfs_qm_syscalls.c
View File

@ -190,15 +190,15 @@ xfs_qm_scall_quotaoff(
* Release our quotainode references if we don't need them anymore.
*/
if ((dqtype & XFS_QMOPT_UQUOTA) && q->qi_uquotaip) {
IRELE(q->qi_uquotaip);
xfs_irele(q->qi_uquotaip);
q->qi_uquotaip = NULL;
}
if ((dqtype & XFS_QMOPT_GQUOTA) && q->qi_gquotaip) {
IRELE(q->qi_gquotaip);
xfs_irele(q->qi_gquotaip);
q->qi_gquotaip = NULL;
}
if ((dqtype & XFS_QMOPT_PQUOTA) && q->qi_pquotaip) {
IRELE(q->qi_pquotaip);
xfs_irele(q->qi_pquotaip);
q->qi_pquotaip = NULL;
}
@ -251,7 +251,7 @@ xfs_qm_scall_trunc_qfile(
out_unlock:
xfs_iunlock(ip, XFS_ILOCK_EXCL | XFS_IOLOCK_EXCL);
out_put:
IRELE(ip);
xfs_irele(ip);
return error;
}

2
fs/xfs/xfs_quotaops.c
View File

@ -45,7 +45,7 @@ xfs_qm_fill_state(
tstate->ino_warnlimit = q->qi_iwarnlimit;
tstate->rt_spc_warnlimit = q->qi_rtbwarnlimit;
if (tempqip)
IRELE(ip);
xfs_irele(ip);
}
/*

6
fs/xfs/xfs_rtalloc.c
View File

@ -1207,7 +1207,7 @@ xfs_rtmount_inodes(
ASSERT(sbp->sb_rsumino != NULLFSINO);
error = xfs_iget(mp, NULL, sbp->sb_rsumino, 0, 0, &mp->m_rsumip);
if (error) {
IRELE(mp->m_rbmip);
xfs_irele(mp->m_rbmip);
return error;
}
ASSERT(mp->m_rsumip != NULL);
@ -1219,9 +1219,9 @@ xfs_rtunmount_inodes(
struct xfs_mount *mp)
{
if (mp->m_rbmip)
IRELE(mp->m_rbmip);
xfs_irele(mp->m_rbmip);
if (mp->m_rsumip)
IRELE(mp->m_rsumip);
xfs_irele(mp->m_rsumip);
}
/*

2
fs/xfs/xfs_symlink.c
View File

@ -364,7 +364,7 @@ out_release_inode:
*/
if (ip) {
xfs_finish_inode_setup(ip);
IRELE(ip);
xfs_irele(ip);
}
xfs_qm_dqrele(udqp);