diff options
| -rw-r--r-- | sys/ufs/ffs/ffs_vnops.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/sys/ufs/ffs/ffs_vnops.c b/sys/ufs/ffs/ffs_vnops.c index a498587..423d811 100644 --- a/sys/ufs/ffs/ffs_vnops.c +++ b/sys/ufs/ffs/ffs_vnops.c @@ -259,9 +259,17 @@ loop: continue; if (bp->b_lblkno > lbn) panic("ffs_syncvnode: syncing truncated data."); - if (BUF_LOCK(bp, LK_EXCLUSIVE | LK_NOWAIT, NULL)) + if (BUF_LOCK(bp, LK_EXCLUSIVE | LK_NOWAIT, NULL) == 0) { + BO_UNLOCK(bo); + } else if (wait != 0) { + if (BUF_LOCK(bp, + LK_EXCLUSIVE | LK_SLEEPFAIL | LK_INTERLOCK, + BO_LOCKPTR(bo)) != 0) { + bp->b_vflags &= ~BV_SCANNED; + goto next; + } + } else continue; - BO_UNLOCK(bo); if ((bp->b_flags & B_DELWRI) == 0) panic("ffs_fsync: not dirty"); /* |
