[patch 6/9] blk: unplug later

[Nick Piggin]

6/9

--
SUSE Labs, Novell Inc.

get_request_wait needn't unplug the device immediately.

Signed-off-by: Nick Piggin <[EMAIL PROTECTED]>

Index: linux-2.6/drivers/block/ll_rw_blk.c
===================================================================
--- linux-2.6.orig/drivers/block/ll_rw_blk.c    2005-04-12 22:26:13.000000000 
+1000
+++ linux-2.6/drivers/block/ll_rw_blk.c 2005-04-12 22:26:14.000000000 +1000
@@ -1955,7 +1955,6 @@ static struct request *get_request_wait(
        DEFINE_WAIT(wait);
        struct request *rq;
 
-       generic_unplug_device(q);
        do {
                struct request_list *rl = &q->rq;
 
@@ -1967,6 +1966,7 @@ static struct request *get_request_wait(
                if (!rq) {
                        struct io_context *ioc;
 
+                       generic_unplug_device(q);
                        io_schedule();
 
                        /*