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authorLuis R. Rodriguez <lrodriguez@atheros.com>2008-08-06 15:21:26 -0700
committerJohn W. Linville <linville@tuxdriver.com>2008-08-07 09:49:42 -0400
commit7d283aee50351ec19eaf654a8690d77c4e1dff50 (patch)
tree8b0079f19db09ecd264cc2e8c428033fe725015f /drivers/dma
parente6fce5b916cd7f7f79b2b3e53ba74bbfc1d7cf8b (diff)
list.h: Add list_splice_tail() and list_splice_tail_init()
If you are using linked lists for queues list_splice() will not do what you would expect even if you use the elements passed reversed. We need to handle these differently. We add list_splice_tail() and list_splice_tail_init(). Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/dma')
-rw-r--r--drivers/dma/ioat_dma.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/dma/ioat_dma.c b/drivers/dma/ioat_dma.c
index a52156e56886..bc8c6e3470ca 100644
--- a/drivers/dma/ioat_dma.c
+++ b/drivers/dma/ioat_dma.c
@@ -551,7 +551,7 @@ static dma_cookie_t ioat1_tx_submit(struct dma_async_tx_descriptor *tx)
/* write address into NextDescriptor field of last desc in chain */
to_ioat_desc(ioat_chan->used_desc.prev)->hw->next =
first->async_tx.phys;
- __list_splice(&new_chain, ioat_chan->used_desc.prev);
+ list_splice_tail(&new_chain, &ioat_chan->used_desc);
ioat_chan->dmacount += desc_count;
ioat_chan->pending += desc_count;