This is a note to let you know that I've just added the patch titled
dmaengine: fix xor sources continuation
to the 3.14-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
dmaengine-fix-xor-sources-continuation.patch
and it can be found in the queue-3.14 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <[email protected]> know about it.
>From 87cea76384257e6ac3fa4791b6a6b9d0335f7457 Mon Sep 17 00:00:00 2001
From: Xuelin Shi <[email protected]>
Date: Tue, 1 Jul 2014 16:32:38 +0800
Subject: dmaengine: fix xor sources continuation
From: Xuelin Shi <[email protected]>
commit 87cea76384257e6ac3fa4791b6a6b9d0335f7457 upstream.
the partial xor result must be kept until the next
tx is generated.
Signed-off-by: Xuelin Shi <[email protected]>
Signed-off-by: Dan Williams <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
crypto/async_tx/async_xor.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
--- a/crypto/async_tx/async_xor.c
+++ b/crypto/async_tx/async_xor.c
@@ -78,8 +78,6 @@ do_async_xor(struct dma_chan *chan, stru
tx = dma->device_prep_dma_xor(chan, dma_dest, src_list,
xor_src_cnt, unmap->len,
dma_flags);
- src_list[0] = tmp;
-
if (unlikely(!tx))
async_tx_quiesce(&submit->depend_tx);
@@ -92,6 +90,7 @@ do_async_xor(struct dma_chan *chan, stru
xor_src_cnt, unmap->len,
dma_flags);
}
+ src_list[0] = tmp;
dma_set_unmap(tx, unmap);
async_tx_submit(chan, tx, submit);
Patches currently in stable-queue which might be from [email protected]
are
queue-3.14/dmaengine-fix-xor-sources-continuation.patch
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