diff options
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/ufs/ffs/ffs_vfsops.c | 20 |
1 files changed, 15 insertions, 5 deletions
diff --git a/sys/ufs/ffs/ffs_vfsops.c b/sys/ufs/ffs/ffs_vfsops.c index a97d23a..a12fd83 100644 --- a/sys/ufs/ffs/ffs_vfsops.c +++ b/sys/ufs/ffs/ffs_vfsops.c @@ -1436,17 +1436,26 @@ ffs_sync(mp, waitfor) int softdep_accdeps; struct bufobj *bo; + wait = 0; + suspend = 0; + suspended = 0; td = curthread; fs = ump->um_fs; if (fs->fs_fmod != 0 && fs->fs_ronly != 0 && ump->um_fsckpid == 0) panic("%s: ffs_sync: modification on read-only filesystem", fs->fs_fsmnt); /* + * For a lazy sync, we just care about the filesystem metadata. + */ + if (waitfor == MNT_LAZY) { + secondary_accwrites = 0; + secondary_writes = 0; + lockreq = 0; + goto metasync; + } + /* * Write back each (modified) inode. */ - wait = 0; - suspend = 0; - suspended = 0; lockreq = LK_EXCLUSIVE | LK_NOWAIT; if (waitfor == MNT_SUSPEND) { suspend = 1; @@ -1517,11 +1526,12 @@ loop: #ifdef QUOTA qsync(mp); #endif + +metasync: devvp = ump->um_devvp; bo = &devvp->v_bufobj; BO_LOCK(bo); - if (waitfor != MNT_LAZY && - (bo->bo_numoutput > 0 || bo->bo_dirty.bv_cnt > 0)) { + if (bo->bo_numoutput > 0 || bo->bo_dirty.bv_cnt > 0) { BO_UNLOCK(bo); vn_lock(devvp, LK_EXCLUSIVE | LK_RETRY); if ((error = VOP_FSYNC(devvp, waitfor, td)) != 0) |
