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[dm-devel] [PATCH 1/3] kcopyd+snapshots race condition



Use variable to point to kcopyd client. This will be needed for further patches.

Signed-off-by: Mikulas Patocka <mpatocka redhat com>

---
 drivers/md/dm-kcopyd.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

Index: linux-2.6.29-rc8-devel/drivers/md/dm-kcopyd.c
===================================================================
--- linux-2.6.29-rc8-devel.orig/drivers/md/dm-kcopyd.c	2009-03-18 20:27:00.000000000 +0100
+++ linux-2.6.29-rc8-devel/drivers/md/dm-kcopyd.c	2009-03-18 20:27:22.000000000 +0100
@@ -461,6 +461,7 @@ static void segment_complete(int read_er
 	sector_t progress = 0;
 	sector_t count = 0;
 	struct kcopyd_job *job = (struct kcopyd_job *) context;
+	struct dm_kcopyd_client *kc = job->kc;
 
 	mutex_lock(&job->lock);
 
@@ -490,7 +491,7 @@ static void segment_complete(int read_er
 
 	if (count) {
 		int i;
-		struct kcopyd_job *sub_job = mempool_alloc(job->kc->job_pool,
+		struct kcopyd_job *sub_job = mempool_alloc(kc->job_pool,
 							   GFP_NOIO);
 
 		*sub_job = *job;


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