diff options
| -rw-r--r-- | fs/gfs2/ops_fstype.c | 42 | ||||
| -rw-r--r-- | fs/gfs2/quota.c | 24 | ||||
| -rw-r--r-- | fs/gfs2/super.c | 43 |
3 files changed, 41 insertions, 68 deletions
diff --git a/fs/gfs2/ops_fstype.c b/fs/gfs2/ops_fstype.c index 3b820b672d17..27648e803d1e 100644 --- a/fs/gfs2/ops_fstype.c +++ b/fs/gfs2/ops_fstype.c @@ -969,40 +969,6 @@ fail: return error; } -static int init_threads(struct gfs2_sbd *sdp, int undo) -{ - struct task_struct *p; - int error = 0; - - if (undo) - goto fail_quotad; - - 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_quotad: - kthread_stop(sdp->sd_quotad_process); -fail: - kthread_stop(sdp->sd_logd_process); - return error; -} - static const match_table_t nolock_tokens = { { Opt_jid, "jid=%d\n", }, { Opt_err, NULL }, @@ -1267,15 +1233,11 @@ static int fill_super(struct super_block *sb, struct gfs2_args *args, int silent goto fail_per_node; } - error = init_threads(sdp, DO); - if (error) - goto fail_per_node; - if (!(sb->s_flags & MS_RDONLY)) { error = gfs2_make_fs_rw(sdp); if (error) { fs_err(sdp, "can't make FS RW: %d\n", error); - goto fail_threads; + goto fail_per_node; } } @@ -1283,8 +1245,6 @@ static int fill_super(struct super_block *sb, struct gfs2_args *args, int silent gfs2_online_uevent(sdp); return 0; -fail_threads: - init_threads(sdp, UNDO); fail_per_node: init_per_node(sdp, UNDO); fail_inodes: diff --git a/fs/gfs2/quota.c b/fs/gfs2/quota.c index a1df01d381a8..3287d9871508 100644 --- a/fs/gfs2/quota.c +++ b/fs/gfs2/quota.c @@ -1376,23 +1376,6 @@ void gfs2_quota_cleanup(struct gfs2_sbd *sdp) while (!list_empty(head)) { qd = list_entry(head->prev, struct gfs2_quota_data, qd_list); - /* - * To be removed in due course... we should be able to - * ensure that all refs to the qd have done by this point - * so that this rather odd test is not required - */ - spin_lock(&qd->qd_lockref.lock); - if (qd->qd_lockref.count > 1 || - (qd->qd_lockref.count && !test_bit(QDF_CHANGE, &qd->qd_flags))) { - spin_unlock(&qd->qd_lockref.lock); - list_move(&qd->qd_list, head); - spin_unlock(&qd_lock); - schedule(); - spin_lock(&qd_lock); - continue; - } - spin_unlock(&qd->qd_lockref.lock); - list_del(&qd->qd_list); /* Also remove if this qd exists in the reclaim list */ @@ -1404,11 +1387,8 @@ void gfs2_quota_cleanup(struct gfs2_sbd *sdp) hlist_bl_del_rcu(&qd->qd_hlist); spin_unlock_bucket(qd->qd_hash); - if (!qd->qd_lockref.count) { - gfs2_assert_warn(sdp, !qd->qd_change); - gfs2_assert_warn(sdp, !qd->qd_slot_count); - } else - gfs2_assert_warn(sdp, qd->qd_slot_count == 1); + gfs2_assert_warn(sdp, !qd->qd_change); + gfs2_assert_warn(sdp, !qd->qd_slot_count); gfs2_assert_warn(sdp, !qd->qd_bh_count); gfs2_glock_put(qd->qd_gl); diff --git a/fs/gfs2/super.c b/fs/gfs2/super.c index 35da5b19c0de..60f60f6181f3 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) |