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path: root/fs/gfs2/lock_dlm.c
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Diffstat (limited to 'fs/gfs2/lock_dlm.c')
-rw-r--r--fs/gfs2/lock_dlm.c20
1 files changed, 17 insertions, 3 deletions
diff --git a/fs/gfs2/lock_dlm.c b/fs/gfs2/lock_dlm.c
index 006c6164f759..ac7caa267ed6 100644
--- a/fs/gfs2/lock_dlm.c
+++ b/fs/gfs2/lock_dlm.c
@@ -821,6 +821,13 @@ restart:
goto fail;
}
+ /**
+ * If we're a spectator, we don't want to take the lock in EX because
+ * we cannot do the first-mount responsibility it implies: recovery.
+ */
+ if (sdp->sd_args.ar_spectator)
+ goto locks_done;
+
error = mounted_lock(sdp, DLM_LOCK_EX, DLM_LKF_CONVERT|DLM_LKF_NOQUEUE);
if (!error) {
mounted_mode = DLM_LOCK_EX;
@@ -896,9 +903,16 @@ locks_done:
if (lvb_gen < mount_gen) {
/* wait for mounted nodes to update control_lock lvb to our
generation, which might include new recovery bits set */
- fs_info(sdp, "control_mount wait1 block %u start %u mount %u "
- "lvb %u flags %lx\n", block_gen, start_gen, mount_gen,
- lvb_gen, ls->ls_recover_flags);
+ if (sdp->sd_args.ar_spectator) {
+ fs_info(sdp, "Recovery is required. Waiting for a "
+ "non-spectator to mount.\n");
+ msleep_interruptible(1000);
+ } else {
+ fs_info(sdp, "control_mount wait1 block %u start %u "
+ "mount %u lvb %u flags %lx\n", block_gen,
+ start_gen, mount_gen, lvb_gen,
+ ls->ls_recover_flags);
+ }
spin_unlock(&ls->ls_recover_spin);
goto restart;
}