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Message-Id: <1451456916-16520-1-git-send-email-jpage.lkml@gmail.com>
Date: Wed, 30 Dec 2015 01:28:36 -0500
From: Sanidhya Solanki <jpage.lkml@...il.com>
To: clm@...com, jbacik@...com, dsterba@...e.com, jpage.lkml@...il.com
Cc: linux-kernel@...r.kernel.org, linux-btrfs@...r.kernel.org
Subject: [PATCH] BTRFS: Runs the xor function if a Block has failed
The patch adds the xor function after the P stripe
has failed, without bad data or the Q stripe.
Signed-off-by: Sanidhya Solanki <jpage.lkml@...il.com>
---
fs/btrfs/raid56.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/fs/btrfs/raid56.c b/fs/btrfs/raid56.c
index 1a33d3e..d33734a 100644
--- a/fs/btrfs/raid56.c
+++ b/fs/btrfs/raid56.c
@@ -1864,8 +1864,8 @@ static void __raid_recover_end_io(struct btrfs_raid_bio *rbio)
/*
* Just the P stripe has failed, without
* a bad data or Q stripe.
- * TODO, we should redo the xor here.
*/
+ run_xor(pointers, rbio->nr_data - 1, PAGE_CACHE_SIZE);
err = -EIO;
goto cleanup;
}
--
2.5.0
--
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