Fix potential race in lowcomms.
Signed-off-by: Patrick Caulfield <[email protected]>
Signed-off-by: David Teigland <[email protected]>
Index: linux-2.6.12-mm1/drivers/dlm/lowcomms.c
===================================================================
--- linux-2.6.12-mm1.orig/drivers/dlm/lowcomms.c
+++ linux-2.6.12-mm1/drivers/dlm/lowcomms.c
@@ -1101,8 +1101,8 @@ static void process_output_queue(void)
list_for_each_safe(list, temp, &write_nodes) {
struct nodeinfo *ni =
list_entry(list, struct nodeinfo, write_list);
- list_del(&ni->write_list);
clear_bit(NI_WRITE_PENDING, &ni->flags);
+ list_del(&ni->write_list);
spin_unlock_bh(&write_nodes_lock);
@@ -1271,11 +1271,7 @@ static int daemons_start(void)
/*
* This is quite likely to sleep...
- * Temporarily initialise the waitq head so that lowcomms_send_message
- * doesn't crash if it gets called before the thread is fully
- * initialised
*/
-
int dlm_lowcomms_start(void)
{
int error;
--
-
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