diff options
Diffstat (limited to 'fs')
-rw-r--r-- | fs/xfs/linux-2.6/xfs_aops.c | 112 | ||||
-rw-r--r-- | fs/xfs/linux-2.6/xfs_super.c | 49 | ||||
-rw-r--r-- | fs/xfs/linux-2.6/xfs_sync.c | 15 | ||||
-rw-r--r-- | fs/xfs/linux-2.6/xfs_sync.h | 1 | ||||
-rw-r--r-- | fs/xfs/xfs_fsops.c | 2 | ||||
-rw-r--r-- | fs/xfs/xfs_iget.c | 3 | ||||
-rw-r--r-- | fs/xfs/xfs_iomap.c | 9 | ||||
-rw-r--r-- | fs/xfs/xfs_log_recover.c | 24 | ||||
-rw-r--r-- | fs/xfs/xfs_mount.c | 2 | ||||
-rw-r--r-- | fs/xfs/xfs_rw.h | 7 | ||||
-rw-r--r-- | fs/xfs/xfs_trans.c | 7 | ||||
-rw-r--r-- | fs/xfs/xfs_trans.h | 2 | ||||
-rw-r--r-- | fs/xfs/xfs_vnodeops.c | 74 | ||||
-rw-r--r-- | fs/xfs/xfs_vnodeops.h | 1 |
14 files changed, 135 insertions, 173 deletions
diff --git a/fs/xfs/linux-2.6/xfs_aops.c b/fs/xfs/linux-2.6/xfs_aops.c index c2e30eea74dc..616ee3febcbb 100644 --- a/fs/xfs/linux-2.6/xfs_aops.c +++ b/fs/xfs/linux-2.6/xfs_aops.c @@ -235,71 +235,36 @@ xfs_setfilesize( } /* - * Buffered IO write completion for delayed allocate extents. + * IO write completion. */ STATIC void -xfs_end_bio_delalloc( - struct work_struct *work) -{ - xfs_ioend_t *ioend = - container_of(work, xfs_ioend_t, io_work); - - xfs_setfilesize(ioend); - xfs_destroy_ioend(ioend); -} - -/* - * Buffered IO write completion for regular, written extents. - */ -STATIC void -xfs_end_bio_written( - struct work_struct *work) -{ - xfs_ioend_t *ioend = - container_of(work, xfs_ioend_t, io_work); - - xfs_setfilesize(ioend); - xfs_destroy_ioend(ioend); -} - -/* - * IO write completion for unwritten extents. - * - * Issue transactions to convert a buffer range from unwritten - * to written extents. - */ -STATIC void -xfs_end_bio_unwritten( +xfs_end_io( struct work_struct *work) { xfs_ioend_t *ioend = container_of(work, xfs_ioend_t, io_work); struct xfs_inode *ip = XFS_I(ioend->io_inode); - xfs_off_t offset = ioend->io_offset; - size_t size = ioend->io_size; - - if (likely(!ioend->io_error)) { - if (!XFS_FORCED_SHUTDOWN(ip->i_mount)) { - int error; - error = xfs_iomap_write_unwritten(ip, offset, size); - if (error) - ioend->io_error = error; - } - xfs_setfilesize(ioend); - } - xfs_destroy_ioend(ioend); -} -/* - * IO read completion for regular, written extents. - */ -STATIC void -xfs_end_bio_read( - struct work_struct *work) -{ - xfs_ioend_t *ioend = - container_of(work, xfs_ioend_t, io_work); + /* + * For unwritten extents we need to issue transactions to convert a + * range to normal written extens after the data I/O has finished. + */ + if (ioend->io_type == IOMAP_UNWRITTEN && + likely(!ioend->io_error && !XFS_FORCED_SHUTDOWN(ip->i_mount))) { + int error; + + error = xfs_iomap_write_unwritten(ip, ioend->io_offset, + ioend->io_size); + if (error) + ioend->io_error = error; + } + /* + * We might have to update the on-disk file size after extending + * writes. + */ + if (ioend->io_type != IOMAP_READ) + xfs_setfilesize(ioend); xfs_destroy_ioend(ioend); } @@ -314,10 +279,10 @@ xfs_finish_ioend( int wait) { if (atomic_dec_and_test(&ioend->io_remaining)) { - struct workqueue_struct *wq = xfsdatad_workqueue; - if (ioend->io_work.func == xfs_end_bio_unwritten) - wq = xfsconvertd_workqueue; + struct workqueue_struct *wq; + wq = (ioend->io_type == IOMAP_UNWRITTEN) ? + xfsconvertd_workqueue : xfsdatad_workqueue; queue_work(wq, &ioend->io_work); if (wait) flush_workqueue(wq); @@ -355,15 +320,7 @@ xfs_alloc_ioend( ioend->io_offset = 0; ioend->io_size = 0; - if (type == IOMAP_UNWRITTEN) - INIT_WORK(&ioend->io_work, xfs_end_bio_unwritten); - else if (type == IOMAP_DELAY) - INIT_WORK(&ioend->io_work, xfs_end_bio_delalloc); - else if (type == IOMAP_READ) - INIT_WORK(&ioend->io_work, xfs_end_bio_read); - else - INIT_WORK(&ioend->io_work, xfs_end_bio_written); - + INIT_WORK(&ioend->io_work, xfs_end_io); return ioend; } @@ -412,8 +369,9 @@ xfs_end_bio( STATIC void xfs_submit_ioend_bio( - xfs_ioend_t *ioend, - struct bio *bio) + struct writeback_control *wbc, + xfs_ioend_t *ioend, + struct bio *bio) { atomic_inc(&ioend->io_remaining); bio->bi_private = ioend; @@ -426,7 +384,8 @@ xfs_submit_ioend_bio( if (xfs_ioend_new_eof(ioend)) xfs_mark_inode_dirty_sync(XFS_I(ioend->io_inode)); - submit_bio(WRITE, bio); + submit_bio(wbc->sync_mode == WB_SYNC_ALL ? + WRITE_SYNC_PLUG : WRITE, bio); ASSERT(!bio_flagged(bio, BIO_EOPNOTSUPP)); bio_put(bio); } @@ -505,6 +464,7 @@ static inline int bio_add_buffer(struct bio *bio, struct buffer_head *bh) */ STATIC void xfs_submit_ioend( + struct writeback_control *wbc, xfs_ioend_t *ioend) { xfs_ioend_t *head = ioend; @@ -533,19 +493,19 @@ xfs_submit_ioend( retry: bio = xfs_alloc_ioend_bio(bh); } else if (bh->b_blocknr != lastblock + 1) { - xfs_submit_ioend_bio(ioend, bio); + xfs_submit_ioend_bio(wbc, ioend, bio); goto retry; } if (bio_add_buffer(bio, bh) != bh->b_size) { - xfs_submit_ioend_bio(ioend, bio); + xfs_submit_ioend_bio(wbc, ioend, bio); goto retry; } lastblock = bh->b_blocknr; } if (bio) - xfs_submit_ioend_bio(ioend, bio); + xfs_submit_ioend_bio(wbc, ioend, bio); xfs_finish_ioend(ioend, 0); } while ((ioend = next) != NULL); } @@ -1198,7 +1158,7 @@ xfs_page_state_convert( } if (iohead) - xfs_submit_ioend(iohead); + xfs_submit_ioend(wbc, iohead); return page_dirty; @@ -1535,7 +1495,7 @@ xfs_end_io_direct( * didn't map an unwritten extent so switch it's completion * handler. */ - INIT_WORK(&ioend->io_work, xfs_end_bio_written); + ioend->io_type = IOMAP_NEW; xfs_finish_ioend(ioend, 0); } diff --git a/fs/xfs/linux-2.6/xfs_super.c b/fs/xfs/linux-2.6/xfs_super.c index 18a4b8e11df2..25b6903a3bce 100644 --- a/fs/xfs/linux-2.6/xfs_super.c +++ b/fs/xfs/linux-2.6/xfs_super.c @@ -930,13 +930,39 @@ xfs_fs_alloc_inode( */ STATIC void xfs_fs_destroy_inode( - struct inode *inode) + struct inode *inode) { - xfs_inode_t *ip = XFS_I(inode); + struct xfs_inode *ip = XFS_I(inode); + + xfs_itrace_entry(ip); XFS_STATS_INC(vn_reclaim); - if (xfs_reclaim(ip)) - panic("%s: cannot reclaim 0x%p\n", __func__, inode); + + /* bad inode, get out here ASAP */ + if (is_bad_inode(inode)) + goto out_reclaim; + + xfs_ioend_wait(ip); + + ASSERT(XFS_FORCED_SHUTDOWN(ip->i_mount) || ip->i_delayed_blks == 0); + + /* + * We should never get here with one of the reclaim flags already set. + */ + ASSERT_ALWAYS(!xfs_iflags_test(ip, XFS_IRECLAIMABLE)); + ASSERT_ALWAYS(!xfs_iflags_test(ip, XFS_IRECLAIM)); + + /* + * If we have nothing to flush with this inode then complete the + * teardown now, otherwise delay the flush operation. + */ + if (!xfs_inode_clean(ip)) { + xfs_inode_set_reclaim_tag(ip); + return; + } + +out_reclaim: + xfs_ireclaim(ip); } /* @@ -973,7 +999,6 @@ xfs_fs_inode_init_once( mrlock_init(&ip->i_lock, MRLOCK_ALLOW_EQUAL_PRI|MRLOCK_BARRIER, "xfsino", ip->i_ino); - mrlock_init(&ip->i_iolock, MRLOCK_BARRIER, "xfsio", ip->i_ino); } /* @@ -1075,6 +1100,20 @@ xfs_fs_clear_inode( XFS_STATS_INC(vn_remove); XFS_STATS_DEC(vn_active); + /* + * The iolock is used by the file system to coordinate reads, + * writes, and block truncates. Up to this point the lock + * protected concurrent accesses by users of the inode. But + * from here forward we're doing some final processing of the + * inode because we're done with it, and although we reuse the + * iolock for protection it is really a distinct lock class + * (in the lockdep sense) from before. To keep lockdep happy + * (and basically indicate what we are doing), we explicitly + * re-init the iolock here. + */ + ASSERT(!rwsem_is_locked(&ip->i_iolock.mr_lock)); + mrlock_init(&ip->i_iolock, MRLOCK_BARRIER, "xfsio", ip->i_ino); + xfs_inactive(ip); } diff --git a/fs/xfs/linux-2.6/xfs_sync.c b/fs/xfs/linux-2.6/xfs_sync.c index 961df0a22c78..d895a3a960f5 100644 --- a/fs/xfs/linux-2.6/xfs_sync.c +++ b/fs/xfs/linux-2.6/xfs_sync.c @@ -663,10 +663,9 @@ xfs_syncd_stop( kthread_stop(mp->m_sync_task); } -int +STATIC int xfs_reclaim_inode( xfs_inode_t *ip, - int locked, int sync_mode) { xfs_perag_t *pag = xfs_get_perag(ip->i_mount, ip->i_ino); @@ -682,10 +681,6 @@ xfs_reclaim_inode( !__xfs_iflags_test(ip, XFS_IRECLAIMABLE)) { spin_unlock(&ip->i_flags_lock); write_unlock(&pag->pag_ici_lock); - if (locked) { - xfs_ifunlock(ip); - xfs_iunlock(ip, XFS_ILOCK_EXCL); - } return -EAGAIN; } __xfs_iflags_set(ip, XFS_IRECLAIM); @@ -704,10 +699,8 @@ xfs_reclaim_inode( * We get the flush lock regardless, though, just to make sure * we don't free it while it is being flushed. */ - if (!locked) { - xfs_ilock(ip, XFS_ILOCK_EXCL); - xfs_iflock(ip); - } + xfs_ilock(ip, XFS_ILOCK_EXCL); + xfs_iflock(ip); /* * In the case of a forced shutdown we rely on xfs_iflush() to @@ -778,7 +771,7 @@ xfs_reclaim_inode_now( } read_unlock(&pag->pag_ici_lock); - return xfs_reclaim_inode(ip, 0, flags); + return xfs_reclaim_inode(ip, flags); } int diff --git a/fs/xfs/linux-2.6/xfs_sync.h b/fs/xfs/linux-2.6/xfs_sync.h index 27920eb7a820..a500b4d91835 100644 --- a/fs/xfs/linux-2.6/xfs_sync.h +++ b/fs/xfs/linux-2.6/xfs_sync.h @@ -44,7 +44,6 @@ void xfs_quiesce_attr(struct xfs_mount *mp); void xfs_flush_inodes(struct xfs_inode *ip); -int xfs_reclaim_inode(struct xfs_inode *ip, int locked, int sync_mode); int xfs_reclaim_inodes(struct xfs_mount *mp, int mode); void xfs_inode_set_reclaim_tag(struct xfs_inode *ip); diff --git a/fs/xfs/xfs_fsops.c b/fs/xfs/xfs_fsops.c index 2d0b3e1da9e6..6f83f58c099f 100644 --- a/fs/xfs/xfs_fsops.c +++ b/fs/xfs/xfs_fsops.c @@ -611,7 +611,7 @@ xfs_fs_log_dummy( xfs_inode_t *ip; int error; - tp = _xfs_trans_alloc(mp, XFS_TRANS_DUMMY1); + tp = _xfs_trans_alloc(mp, XFS_TRANS_DUMMY1, KM_SLEEP); error = xfs_trans_reserve(tp, 0, XFS_ICHANGE_LOG_RES(mp), 0, 0, 0); if (error) { xfs_trans_cancel(tp, 0); diff --git a/fs/xfs/xfs_iget.c b/fs/xfs/xfs_iget.c index 80e526489be5..cc72c561ff52 100644 --- a/fs/xfs/xfs_iget.c +++ b/fs/xfs/xfs_iget.c @@ -73,6 +73,9 @@ xfs_inode_alloc( ASSERT(atomic_read(&ip->i_pincount) == 0); ASSERT(!spin_is_locked(&ip->i_flags_lock)); ASSERT(completion_done(&ip->i_flush)); + ASSERT(!rwsem_is_locked(&ip->i_iolock.mr_lock)); + + mrlock_init(&ip->i_iolock, MRLOCK_BARRIER, "xfsio", ip->i_ino); /* initialise the xfs inode */ ip->i_ino = ino; diff --git a/fs/xfs/xfs_iomap.c b/fs/xfs/xfs_iomap.c index 67ae5555a30a..7294abce6ef2 100644 --- a/fs/xfs/xfs_iomap.c +++ b/fs/xfs/xfs_iomap.c @@ -860,8 +860,15 @@ xfs_iomap_write_unwritten( * set up a transaction to convert the range of extents * from unwritten to real. Do allocations in a loop until * we have covered the range passed in. + * + * Note that we open code the transaction allocation here + * to pass KM_NOFS--we can't risk to recursing back into + * the filesystem here as we might be asked to write out + * the same inode that we complete here and might deadlock + * on the iolock. */ - tp = xfs_trans_alloc(mp, XFS_TRANS_STRAT_WRITE); + xfs_wait_for_freeze(mp, SB_FREEZE_TRANS); + tp = _xfs_trans_alloc(mp, XFS_TRANS_STRAT_WRITE, KM_NOFS); tp->t_flags |= XFS_TRANS_RESERVE; error = xfs_trans_reserve(tp, resblks, XFS_WRITE_LOG_RES(mp), 0, diff --git a/fs/xfs/xfs_log_recover.c b/fs/xfs/xfs_log_recover.c index fb17f8226b09..b5b0d8055910 100644 --- a/fs/xfs/xfs_log_recover.c +++ b/fs/xfs/xfs_log_recover.c @@ -3517,7 +3517,7 @@ xlog_do_recovery_pass( { xlog_rec_header_t *rhead; xfs_daddr_t blk_no; - xfs_caddr_t bufaddr, offset; + xfs_caddr_t offset; xfs_buf_t *hbp, *dbp; int error = 0, h_size; int bblks, split_bblks; @@ -3610,7 +3610,7 @@ xlog_do_recovery_pass( /* * Check for header wrapping around physical end-of-log */ - offset = NULL; + offset = XFS_BUF_PTR(hbp); split_hblks = 0; wrapped_hblks = 0; if (blk_no + hblks <= log->l_logBBsize) { @@ -3646,9 +3646,8 @@ xlog_do_recovery_pass( * - order is important. */ wrapped_hblks = hblks - split_hblks; - bufaddr = XFS_BUF_PTR(hbp); error = XFS_BUF_SET_PTR(hbp, - bufaddr + BBTOB(split_hblks), + offset + BBTOB(split_hblks), BBTOB(hblks - split_hblks)); if (error) goto bread_err2; @@ -3658,14 +3657,10 @@ xlog_do_recovery_pass( if (error) goto bread_err2; - error = XFS_BUF_SET_PTR(hbp, bufaddr, + error = XFS_BUF_SET_PTR(hbp, offset, BBTOB(hblks)); if (error) goto bread_err2; - - if (!offset) - offset = xlog_align(log, 0, - wrapped_hblks, hbp); } rhead = (xlog_rec_header_t *)offset; error = xlog_valid_rec_header(log, rhead, @@ -3685,7 +3680,7 @@ xlog_do_recovery_pass( } else { /* This log record is split across the * physical end of log */ - offset = NULL; + offset = XFS_BUF_PTR(dbp); split_bblks = 0; if (blk_no != log->l_logBBsize) { /* some data is before the physical @@ -3714,9 +3709,8 @@ xlog_do_recovery_pass( * _first_, then the log start (LR header end) * - order is important. */ - bufaddr = XFS_BUF_PTR(dbp); error = XFS_BUF_SET_PTR(dbp, - bufaddr + BBTOB(split_bblks), + offset + BBTOB(split_bblks), BBTOB(bblks - split_bblks)); if (error) goto bread_err2; @@ -3727,13 +3721,9 @@ xlog_do_recovery_pass( if (error) goto bread_err2; - error = XFS_BUF_SET_PTR(dbp, bufaddr, h_size); + error = XFS_BUF_SET_PTR(dbp, offset, h_size); if (error) goto bread_err2; - - if (!offset) - offset = xlog_align(log, wrapped_hblks, - bblks - split_bblks, dbp); } xlog_unpack_data(rhead, offset, log); if ((error = xlog_recover_process_data(log, rhash, diff --git a/fs/xfs/xfs_mount.c b/fs/xfs/xfs_mount.c index 8b6c9e807efb..4d509f742bd2 100644 --- a/fs/xfs/xfs_mount.c +++ b/fs/xfs/xfs_mount.c @@ -1471,7 +1471,7 @@ xfs_log_sbcount( if (!xfs_sb_version_haslazysbcount(&mp->m_sb)) return 0; - tp = _xfs_trans_alloc(mp, XFS_TRANS_SB_COUNT); + tp = _xfs_trans_alloc(mp, XFS_TRANS_SB_COUNT, KM_SLEEP); error = xfs_trans_reserve(tp, 0, mp->m_sb.sb_sectsize + 128, 0, 0, XFS_DEFAULT_LOG_COUNT); if (error) { diff --git a/fs/xfs/xfs_rw.h b/fs/xfs/xfs_rw.h index f5e4874c37d8..726014d1c925 100644 --- a/fs/xfs/xfs_rw.h +++ b/fs/xfs/xfs_rw.h @@ -37,13 +37,6 @@ xfs_fsb_to_db(struct xfs_inode *ip, xfs_fsblock_t fsb) } /* - * Flags for xfs_free_eofblocks - */ -#define XFS_FREE_EOF_LOCK (1<<0) -#define XFS_FREE_EOF_NOLOCK (1<<1) - - -/* * helper function to extract extent size hint from inode */ STATIC_INLINE xfs_extlen_t diff --git a/fs/xfs/xfs_trans.c b/fs/xfs/xfs_trans.c index 66b849358e62..237badcbac3b 100644 --- a/fs/xfs/xfs_trans.c +++ b/fs/xfs/xfs_trans.c @@ -236,19 +236,20 @@ xfs_trans_alloc( uint type) { xfs_wait_for_freeze(mp, SB_FREEZE_TRANS); - return _xfs_trans_alloc(mp, type); + return _xfs_trans_alloc(mp, type, KM_SLEEP); } xfs_trans_t * _xfs_trans_alloc( xfs_mount_t *mp, - uint type) + uint type, + uint memflags) { xfs_trans_t *tp; atomic_inc(&mp->m_active_trans); - tp = kmem_zone_zalloc(xfs_trans_zone, KM_SLEEP); + tp = kmem_zone_zalloc(xfs_trans_zone, memflags); tp->t_magic = XFS_TRANS_MAGIC; tp->t_type = type; tp->t_mountp = mp; diff --git a/fs/xfs/xfs_trans.h b/fs/xfs/xfs_trans.h index ed47fc77759c..a0574f593f52 100644 --- a/fs/xfs/xfs_trans.h +++ b/fs/xfs/xfs_trans.h @@ -924,7 +924,7 @@ typedef struct xfs_trans { * XFS transaction mechanism exported interfaces. */ xfs_trans_t *xfs_trans_alloc(struct xfs_mount *, uint); -xfs_trans_t *_xfs_trans_alloc(struct xfs_mount *, uint); +xfs_trans_t *_xfs_trans_alloc(struct xfs_mount *, uint, uint); xfs_trans_t *xfs_trans_dup(xfs_trans_t *); int xfs_trans_reserve(xfs_trans_t *, uint, uint, uint, uint, uint); diff --git a/fs/xfs/xfs_vnodeops.c b/fs/xfs/xfs_vnodeops.c index b572f7e840e0..d98401470cf0 100644 --- a/fs/xfs/xfs_vnodeops.c +++ b/fs/xfs/xfs_vnodeops.c @@ -709,6 +709,11 @@ xfs_fsync( } /* + * Flags for xfs_free_eofblocks + */ +#define XFS_FREE_EOF_TRYLOCK (1<<0) + +/* * This is called by xfs_inactive to free any blocks beyond eof * when the link count isn't zero and by xfs_dm_punch_hole() when * punching a hole to EOF. @@ -726,7 +731,6 @@ xfs_free_eofblocks( xfs_filblks_t map_len; int nimaps; xfs_bmbt_irec_t imap; - int use_iolock = (flags & XFS_FREE_EOF_LOCK); /* * Figure out if there are any blocks beyond the end @@ -768,14 +772,19 @@ xfs_free_eofblocks( * cache and we can't * do that within a transaction. */ - if (use_iolock) + if (flags & XFS_FREE_EOF_TRYLOCK) { + if (!xfs_ilock_nowait(ip, XFS_IOLOCK_EXCL)) { + xfs_trans_cancel(tp, 0); + return 0; + } + } else { xfs_ilock(ip, XFS_IOLOCK_EXCL); + } error = xfs_itruncate_start(ip, XFS_ITRUNC_DEFINITE, ip->i_size); if (error) { xfs_trans_cancel(tp, 0); - if (use_iolock) - xfs_iunlock(ip, XFS_IOLOCK_EXCL); + xfs_iunlock(ip, XFS_IOLOCK_EXCL); return error; } @@ -812,8 +821,7 @@ xfs_free_eofblocks( error = xfs_trans_commit(tp, XFS_TRANS_RELEASE_LOG_RES); } - xfs_iunlock(ip, (use_iolock ? (XFS_IOLOCK_EXCL|XFS_ILOCK_EXCL) - : XFS_ILOCK_EXCL)); + xfs_iunlock(ip, XFS_IOLOCK_EXCL|XFS_ILOCK_EXCL); } return error; } @@ -1113,7 +1121,17 @@ xfs_release( (ip->i_df.if_flags & XFS_IFEXTENTS)) && (!(ip->i_d.di_flags & (XFS_DIFLAG_PREALLOC | XFS_DIFLAG_APPEND)))) { - error = xfs_free_eofblocks(mp, ip, XFS_FREE_EOF_LOCK); + + /* + * If we can't get the iolock just skip truncating + * the blocks past EOF because we could deadlock + * with the mmap_sem otherwise. We'll get another + * chance to drop them once the last reference to + * the inode is dropped, so we'll never leak blocks + * permanently. + */ + error = xfs_free_eofblocks(mp, ip, + XFS_FREE_EOF_TRYLOCK); if (error) return error; } @@ -1184,7 +1202,7 @@ xfs_inactive( (!(ip->i_d.di_flags & (XFS_DIFLAG_PREALLOC | XFS_DIFLAG_APPEND)) || (ip->i_delayed_blks != 0)))) { - error = xfs_free_eofblocks(mp, ip, XFS_FREE_EOF_LOCK); + error = xfs_free_eofblocks(mp, ip, 0); if (error) return VN_INACTIVE_CACHE; } @@ -2456,46 +2474,6 @@ xfs_set_dmattrs( return error; } -int -xfs_reclaim( - xfs_inode_t *ip) -{ - - xfs_itrace_entry(ip); - - ASSERT(!VN_MAPPED(VFS_I(ip))); - - /* bad inode, get out here ASAP */ - if (is_bad_inode(VFS_I(ip))) { - xfs_ireclaim(ip); - return 0; - } - - xfs_ioend_wait(ip); - - ASSERT(XFS_FORCED_SHUTDOWN(ip->i_mount) || ip->i_delayed_blks == 0); - - /* - * If we have nothing to flush with this inode then complete the - * teardown now, otherwise break the link between the xfs inode and the - * linux inode and clean up the xfs inode later. This avoids flushing - * the inode to disk during the delete operation itself. - * - * When breaking the link, we need to set the XFS_IRECLAIMABLE flag - * first to ensure that xfs_iunpin() will never see an xfs inode - * that has a linux inode being reclaimed. Synchronisation is provided - * by the i_flags_lock. - */ - if (!ip->i_update_core && (ip->i_itemp == NULL)) { - xfs_ilock(ip, XFS_ILOCK_EXCL); - xfs_iflock(ip); - xfs_iflags_set(ip, XFS_IRECLAIMABLE); - return xfs_reclaim_inode(ip, 1, XFS_IFLUSH_DELWRI_ELSE_SYNC); - } - xfs_inode_set_reclaim_tag(ip); - return 0; -} - /* * xfs_alloc_file_space() * This routine allocates disk space for the given file. diff --git a/fs/xfs/xfs_vnodeops.h b/fs/xfs/xfs_vnodeops.h index a9e102de71a1..167a467403a5 100644 --- a/fs/xfs/xfs_vnodeops.h +++ b/fs/xfs/xfs_vnodeops.h @@ -38,7 +38,6 @@ int xfs_symlink(struct xfs_inode *dp, struct xfs_name *link_name, const char *target_path, mode_t mode, struct xfs_inode **ipp, cred_t *credp); int xfs_set_dmattrs(struct xfs_inode *ip, u_int evmask, u_int16_t state); -int xfs_reclaim(struct xfs_inode *ip); int xfs_change_file_space(struct xfs_inode *ip, int cmd, xfs_flock64_t *bf, xfs_off_t offset, int attr_flags); int xfs_rename(struct xfs_inode *src_dp, struct xfs_name *src_name, |