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authorStefan Richter <stefanr@s5r6.in-berlin.de>2007-06-17 23:52:08 +0200
committerStefan Richter <stefanr@s5r6.in-berlin.de>2007-07-10 00:07:44 +0200
commitcf47c7a26ca13b944900dce208890c5b6d5f3a14 (patch)
treeb0351b1c0124ad80ea09631ccfc9e1c3ba6b9dd2 /drivers
parentdae1a3aa8ebdd30fbba56a8d4e22f92455fb0861 (diff)
firewire: fw-sbp2: implement max sectors limit for some old bridges
This currently only affects one bridge in the hardwired blacklist. I don't own one of those, hence haven't tested it. Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/firewire/fw-sbp2.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/firewire/fw-sbp2.c b/drivers/firewire/fw-sbp2.c
index 851c2da060d..49f7fd52ae8 100644
--- a/drivers/firewire/fw-sbp2.c
+++ b/drivers/firewire/fw-sbp2.c
@@ -34,6 +34,7 @@
#include <linux/device.h>
#include <linux/scatterlist.h>
#include <linux/dma-mapping.h>
+#include <linux/blkdev.h>
#include <linux/timer.h>
#include <scsi/scsi.h>
@@ -1080,7 +1081,8 @@ static int sbp2_scsi_slave_configure(struct scsi_device *sdev)
fw_notify("setting fix_capacity for %s\n", unit->device.bus_id);
sdev->fix_capacity = 1;
}
-
+ if (sd->workarounds & SBP2_WORKAROUND_128K_MAX_TRANS)
+ blk_queue_max_sectors(sdev->request_queue, 128 * 1024 / 512);
return 0;
}