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authorChristoph Hellwig <hch@lst.de>2010-12-20 13:45:58 +0100
committerKevin Wolf <kwolf@redhat.com>2011-01-24 11:08:51 +0100
commit596bb44dead047249c11df24b0e1ffaa514f4909 (patch)
treedb344df779da14b9b04d514208de20ef8a0c12bc /hw
parentcd369c4634e58a99fb82f076e6117bfdf0012b8e (diff)
ide: also reset io_buffer_index for writes
Currenly the code only resets the io_buffer_index field for reads, but the code seems to expect this for all types of I/O. I guess we simply don't hit large enough transfers that would require this often enough. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'hw')
-rw-r--r--hw/ide/core.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/hw/ide/core.c b/hw/ide/core.c
index e93dd4616c..12b9c53f73 100644
--- a/hw/ide/core.c
+++ b/hw/ide/core.c
@@ -521,8 +521,7 @@ void ide_dma_cb(void *opaque, int ret)
/* launch next transfer */
n = s->nsector;
- if (s->is_read)
- s->io_buffer_index = 0;
+ s->io_buffer_index = 0;
s->io_buffer_size = n * 512;
if (s->bus->dma->ops->prepare_buf(s->bus->dma, s->is_read) == 0)
goto eot;