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[PATCH] uml: local_irq_save, not local_save_flags

The call to local_save_flags seems bogus since it is followed by
local_irq_restore, and it's intended to lock the list from concurrent
mconsole_interrupt invocations.

Signed-off-by: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>
Cc: Jeff Dike <jdike@addtoit.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Paolo 'Blaisorblade' Giarrusso 19 年之前
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dbdb4c06b7
共有 1 个文件被更改,包括 1 次插入1 次删除
  1. 1 1
      arch/um/drivers/mconsole_kern.c

+ 1 - 1
arch/um/drivers/mconsole_kern.c

@@ -62,7 +62,7 @@ static void mc_work_proc(void *unused)
 	unsigned long flags;
 	unsigned long flags;
 
 
 	while(!list_empty(&mc_requests)){
 	while(!list_empty(&mc_requests)){
-		local_save_flags(flags);
+		local_irq_save(flags);
 		req = list_entry(mc_requests.next, struct mconsole_entry,
 		req = list_entry(mc_requests.next, struct mconsole_entry,
 				 list);
 				 list);
 		list_del(&req->list);
 		list_del(&req->list);