AcoSail/kernel_optimize_test
8
0
Fork 0
forked from luck/tmp_suning_uos_patched
Code Pull Requests Activity

iommu sg merging: aacraid: use pci_set_dma_max_seg_size

Browse Source 
This sets the segment size limit properly via pci_set_dma_max_seg_size
and remove blk_queue_max_segment_size because scsi-ml calls it.

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Cc: Jeff Garzik <jeff@garzik.org>
Cc: James Bottomley <James.Bottomley@steeleye.com>
Acked-by: Jens Axboe <jens.axboe@oracle.com>
Acked-by: "Salyzyn, Mark" <mark_salyzyn@adaptec.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
FUJITA Tomonori 2008-02-04 22:28:06 -08:00 committed by Linus Torvalds
parent b7d8629f8b
commit 0c95fdc596
1 changed files with 6 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
drivers/scsi/aacraid/linit.c
View File

@ -449,9 +449,6 @@ static int aac_slave_configure(struct scsi_device *sdev)
else if (depth < 2)
depth = 2;
scsi_adjust_queue_depth(sdev, MSG_ORDERED_TAG, depth);
if (!(((struct aac_dev *)host->hostdata)->adapter_info.options &
AAC_OPT_NEW_COMM))
blk_queue_max_segment_size(sdev->request_queue, 65536);
} else
scsi_adjust_queue_depth(sdev, 0, 1);
@ -1133,6 +1130,12 @@ static int __devinit aac_probe_one(struct pci_dev *pdev,
if (error < 0)
goto out_deinit;
if (!(aac->adapter_info.options & AAC_OPT_NEW_COMM)) {
error = pci_set_dma_max_seg_size(pdev, 65536);
if (error)
goto out_deinit;
}
/*
* Lets override negotiations and drop the maximum SG limit to 34
*/