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xfs: push down inactive transaction mgmt for ifree
Push the inode free work performed during xfs_inactive() down into a new xfs_inactive_ifree() helper. This clears xfs_inactive() from all inode locking and transaction management more directly associated with freeing the inode xattrs, extents and the inode itself. Signed-off-by: Brian Foster <bfoster@redhat.com> Reviewed-by: Dave Chinner <dchinner@redhat.com> Signed-off-by: Ben Myers <bpm@sgi.com>
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f7be2d7f59
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88877d2b97
1 changed files with 71 additions and 50 deletions
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@ -1714,6 +1714,74 @@ xfs_inactive_truncate(
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return error;
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}
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/*
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* xfs_inactive_ifree()
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*
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* Perform the inode free when an inode is unlinked.
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*/
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STATIC int
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xfs_inactive_ifree(
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struct xfs_inode *ip)
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{
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xfs_bmap_free_t free_list;
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xfs_fsblock_t first_block;
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int committed;
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struct xfs_mount *mp = ip->i_mount;
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struct xfs_trans *tp;
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int error;
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tp = xfs_trans_alloc(mp, XFS_TRANS_INACTIVE);
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error = xfs_trans_reserve(tp, &M_RES(mp)->tr_ifree, 0, 0);
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if (error) {
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ASSERT(XFS_FORCED_SHUTDOWN(mp));
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xfs_trans_cancel(tp, XFS_TRANS_RELEASE_LOG_RES);
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return error;
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}
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xfs_ilock(ip, XFS_ILOCK_EXCL);
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xfs_trans_ijoin(tp, ip, 0);
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xfs_bmap_init(&free_list, &first_block);
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error = xfs_ifree(tp, ip, &free_list);
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if (error) {
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/*
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* If we fail to free the inode, shut down. The cancel
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* might do that, we need to make sure. Otherwise the
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* inode might be lost for a long time or forever.
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*/
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if (!XFS_FORCED_SHUTDOWN(mp)) {
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xfs_notice(mp, "%s: xfs_ifree returned error %d",
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__func__, error);
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xfs_force_shutdown(mp, SHUTDOWN_META_IO_ERROR);
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}
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xfs_trans_cancel(tp, XFS_TRANS_RELEASE_LOG_RES|XFS_TRANS_ABORT);
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xfs_iunlock(ip, XFS_ILOCK_EXCL);
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return error;
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}
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/*
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* Credit the quota account(s). The inode is gone.
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*/
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xfs_trans_mod_dquot_byino(tp, ip, XFS_TRANS_DQ_ICOUNT, -1);
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/*
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* Just ignore errors at this point. There is nothing we can
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* do except to try to keep going. Make sure it's not a silent
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* error.
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*/
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error = xfs_bmap_finish(&tp, &free_list, &committed);
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if (error)
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xfs_notice(mp, "%s: xfs_bmap_finish returned error %d",
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__func__, error);
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error = xfs_trans_commit(tp, XFS_TRANS_RELEASE_LOG_RES);
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if (error)
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xfs_notice(mp, "%s: xfs_trans_commit returned error %d",
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__func__, error);
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xfs_iunlock(ip, XFS_ILOCK_EXCL);
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return 0;
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}
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/*
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* xfs_inactive
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*
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@ -1726,10 +1794,6 @@ int
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xfs_inactive(
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xfs_inode_t *ip)
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{
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xfs_bmap_free_t free_list;
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xfs_fsblock_t first_block;
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int committed;
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struct xfs_trans *tp;
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struct xfs_mount *mp;
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int error;
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int truncate = 0;
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@ -1801,60 +1865,17 @@ xfs_inactive(
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ASSERT(ip->i_d.di_anextents == 0);
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tp = xfs_trans_alloc(mp, XFS_TRANS_INACTIVE);
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error = xfs_trans_reserve(tp, &M_RES(mp)->tr_ifree, 0, 0);
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if (error) {
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ASSERT(XFS_FORCED_SHUTDOWN(mp));
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xfs_trans_cancel(tp, XFS_TRANS_RELEASE_LOG_RES);
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goto out;
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}
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xfs_ilock(ip, XFS_ILOCK_EXCL);
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xfs_trans_ijoin(tp, ip, 0);
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/*
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* Free the inode.
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*/
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xfs_bmap_init(&free_list, &first_block);
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error = xfs_ifree(tp, ip, &free_list);
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if (error) {
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/*
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* If we fail to free the inode, shut down. The cancel
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* might do that, we need to make sure. Otherwise the
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* inode might be lost for a long time or forever.
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*/
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if (!XFS_FORCED_SHUTDOWN(mp)) {
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xfs_notice(mp, "%s: xfs_ifree returned error %d",
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__func__, error);
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xfs_force_shutdown(mp, SHUTDOWN_META_IO_ERROR);
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}
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xfs_trans_cancel(tp, XFS_TRANS_RELEASE_LOG_RES|XFS_TRANS_ABORT);
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} else {
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/*
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* Credit the quota account(s). The inode is gone.
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*/
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xfs_trans_mod_dquot_byino(tp, ip, XFS_TRANS_DQ_ICOUNT, -1);
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/*
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* Just ignore errors at this point. There is nothing we can
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* do except to try to keep going. Make sure it's not a silent
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* error.
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*/
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error = xfs_bmap_finish(&tp, &free_list, &committed);
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if (error)
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xfs_notice(mp, "%s: xfs_bmap_finish returned error %d",
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__func__, error);
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error = xfs_trans_commit(tp, XFS_TRANS_RELEASE_LOG_RES);
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if (error)
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xfs_notice(mp, "%s: xfs_trans_commit returned error %d",
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__func__, error);
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}
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error = xfs_inactive_ifree(ip);
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if (error)
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goto out;
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/*
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* Release the dquots held by inode, if any.
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*/
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xfs_qm_dqdetach(ip);
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xfs_iunlock(ip, XFS_ILOCK_EXCL);
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out:
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return VN_INACTIVE_CACHE;
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}
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