diff options
Diffstat (limited to 'sys/kern/vfs_syscalls.c')
| -rw-r--r-- | sys/kern/vfs_syscalls.c | 14 |
1 files changed, 3 insertions, 11 deletions
diff --git a/sys/kern/vfs_syscalls.c b/sys/kern/vfs_syscalls.c index 31ad276..e460570 100644 --- a/sys/kern/vfs_syscalls.c +++ b/sys/kern/vfs_syscalls.c @@ -134,7 +134,7 @@ sys_sync(td, uap) struct sync_args *uap; { struct mount *mp, *nmp; - int vfslocked; + int save, vfslocked; mtx_lock(&mountlist_mtx); for (mp = TAILQ_FIRST(&mountlist); mp != NULL; mp = nmp) { @@ -145,18 +145,10 @@ sys_sync(td, uap) vfslocked = VFS_LOCK_GIANT(mp); if ((mp->mnt_flag & MNT_RDONLY) == 0 && vn_start_write(NULL, &mp, V_NOWAIT) == 0) { - MNT_ILOCK(mp); - mp->mnt_noasync++; - mp->mnt_kern_flag &= ~MNTK_ASYNC; - MNT_IUNLOCK(mp); + save = curthread_pflags_set(TDP_SYNCIO); vfs_msync(mp, MNT_NOWAIT); VFS_SYNC(mp, MNT_NOWAIT); - MNT_ILOCK(mp); - mp->mnt_noasync--; - if ((mp->mnt_flag & MNT_ASYNC) != 0 && - mp->mnt_noasync == 0) - mp->mnt_kern_flag |= MNTK_ASYNC; - MNT_IUNLOCK(mp); + curthread_pflags_restore(save); vn_finished_write(mp); } VFS_UNLOCK_GIANT(vfslocked); |
