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authorMikulas Patocka <mpatocka@redhat.com>2008-08-15 10:20:02 +0200
committerJens Axboe <jens.axboe@oracle.com>2008-10-09 08:56:03 +0200
commit5df97b91b5d7ed426034fcc84cb6e7cf682b8838 (patch)
tree727b9fb778f72d2b1ff44c007fb5209bacf67f4a /include/linux/blkdev.h
parentb8b3e16cfe6435d961f6aaebcfd52a1ff2a988c5 (diff)
downloadop-kernel-dev-5df97b91b5d7ed426034fcc84cb6e7cf682b8838.zip
op-kernel-dev-5df97b91b5d7ed426034fcc84cb6e7cf682b8838.tar.gz
drop vmerge accounting
Remove hw_segments field from struct bio and struct request. Without virtual merge accounting they have no purpose. Signed-off-by: Mikulas Patocka <mpatocka@redhat.com> Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'include/linux/blkdev.h')
-rw-r--r--include/linux/blkdev.h7
1 files changed, 0 insertions, 7 deletions
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 490ce45..1adb038 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -189,13 +189,6 @@ struct request {
*/
unsigned short nr_phys_segments;
- /* Number of scatter-gather addr+len pairs after
- * physical and DMA remapping hardware coalescing is performed.
- * This is the number of scatter-gather entries the driver
- * will actually have to deal with after DMA mapping is done.
- */
- unsigned short nr_hw_segments;
-
unsigned short ioprio;
void *special;
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