diff options
Diffstat (limited to 'sys/kern/vfs_mount.c')
| -rw-r--r-- | sys/kern/vfs_mount.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/sys/kern/vfs_mount.c b/sys/kern/vfs_mount.c index d0c9f41..34d5602 100644 --- a/sys/kern/vfs_mount.c +++ b/sys/kern/vfs_mount.c @@ -498,6 +498,16 @@ vfs_mount_destroy(struct mount *mp, struct thread *td) } printf("mount point write ops completed\n"); } + if (mp->mnt_secondary_writes > 0) { + printf("Waiting for mount point secondary write ops\n"); + while (mp->mnt_secondary_writes > 0) { + mp->mnt_kern_flag |= MNTK_SUSPEND; + msleep(&mp->mnt_secondary_writes, + MNT_MTX(mp), + PZERO, "mntdestroy3", 0); + } + printf("mount point secondary write ops completed\n"); + } MNT_IUNLOCK(mp); mp->mnt_vfc->vfc_refcount--; if (!TAILQ_EMPTY(&mp->mnt_nvnodelist)) @@ -508,10 +518,13 @@ vfs_mount_destroy(struct mount *mp, struct thread *td) wakeup(mp); if (mp->mnt_writeopcount != 0) panic("vfs_mount_destroy: nonzero writeopcount"); + if (mp->mnt_secondary_writes != 0) + panic("vfs_mount_destroy: nonzero secondary_writes"); if (mp->mnt_nvnodelistsize != 0) panic("vfs_mount_destroy: nonzero nvnodelistsize"); mp->mnt_writeopcount = -1000; mp->mnt_nvnodelistsize = -1000; + mp->mnt_secondary_writes = -1000; MNT_IUNLOCK(mp); mtx_destroy(&mp->mnt_mtx); #ifdef MAC |
