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-rw-r--r--fs/gfs2/super.c43
1 files changed, 38 insertions, 5 deletions
diff --git a/fs/gfs2/super.c b/fs/gfs2/super.c
index 35da5b19c0d..60f60f6181f 100644
--- a/fs/gfs2/super.c
+++ b/fs/gfs2/super.c
@@ -369,6 +369,33 @@ int gfs2_jdesc_check(struct gfs2_jdesc *jd)
return 0;
}
+static int init_threads(struct gfs2_sbd *sdp)
+{
+ struct task_struct *p;
+ int error = 0;
+
+ p = kthread_run(gfs2_logd, sdp, "gfs2_logd");
+ if (IS_ERR(p)) {
+ error = PTR_ERR(p);
+ fs_err(sdp, "can't start logd thread: %d\n", error);
+ return error;
+ }
+ sdp->sd_logd_process = p;
+
+ p = kthread_run(gfs2_quotad, sdp, "gfs2_quotad");
+ if (IS_ERR(p)) {
+ error = PTR_ERR(p);
+ fs_err(sdp, "can't start quotad thread: %d\n", error);
+ goto fail;
+ }
+ sdp->sd_quotad_process = p;
+ return 0;
+
+fail:
+ kthread_stop(sdp->sd_logd_process);
+ return error;
+}
+
/**
* gfs2_make_fs_rw - Turn a Read-Only FS into a Read-Write one
* @sdp: the filesystem
@@ -384,10 +411,14 @@ int gfs2_make_fs_rw(struct gfs2_sbd *sdp)
struct gfs2_log_header_host head;
int error;
- error = gfs2_glock_nq_init(sdp->sd_trans_gl, LM_ST_SHARED, 0, &t_gh);
+ error = init_threads(sdp);
if (error)
return error;
+ error = gfs2_glock_nq_init(sdp->sd_trans_gl, LM_ST_SHARED, 0, &t_gh);
+ if (error)
+ goto fail_threads;
+
j_gl->gl_ops->go_inval(j_gl, DIO_METADATA);
error = gfs2_find_jhead(sdp->sd_jdesc, &head);
@@ -417,7 +448,9 @@ int gfs2_make_fs_rw(struct gfs2_sbd *sdp)
fail:
t_gh.gh_flags |= GL_NOCACHE;
gfs2_glock_dq_uninit(&t_gh);
-
+fail_threads:
+ kthread_stop(sdp->sd_quotad_process);
+ kthread_stop(sdp->sd_logd_process);
return error;
}
@@ -800,6 +833,9 @@ static int gfs2_make_fs_ro(struct gfs2_sbd *sdp)
struct gfs2_holder t_gh;
int error;
+ kthread_stop(sdp->sd_quotad_process);
+ kthread_stop(sdp->sd_logd_process);
+
flush_workqueue(gfs2_delete_workqueue);
gfs2_quota_sync(sdp->sd_vfs, 0);
gfs2_statfs_sync(sdp->sd_vfs, 0);
@@ -857,9 +893,6 @@ restart:
}
spin_unlock(&sdp->sd_jindex_spin);
- kthread_stop(sdp->sd_quotad_process);
- kthread_stop(sdp->sd_logd_process);
-
if (!(sb->s_flags & MS_RDONLY)) {
error = gfs2_make_fs_ro(sdp);
if (error)