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authorPaul Mackerras <paulus@samba.org>2007-12-21 22:21:08 +1100
committerPaul Mackerras <paulus@samba.org>2007-12-21 22:21:08 +1100
commitc2a7dcad9f0d92d7a96e735abb8bec7b9c621536 (patch)
treebf9b20fdd5ab07e5b0e4e0b95c6a3dbab1005cb9 /drivers/usb/storage/scsiglue.c
parent373a6da165ac3012a74fd072da340eabca55d031 (diff)
parentea67db4cdbbf7f4e74150e71da0984e25121f500 (diff)
Merge branch 'linux-2.6'
Diffstat (limited to 'drivers/usb/storage/scsiglue.c')
-rw-r--r--drivers/usb/storage/scsiglue.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/usb/storage/scsiglue.c b/drivers/usb/storage/scsiglue.c
index 836a34ae6ec..7c9593b7b04 100644
--- a/drivers/usb/storage/scsiglue.c
+++ b/drivers/usb/storage/scsiglue.c
@@ -114,9 +114,15 @@ static int slave_configure(struct scsi_device *sdev)
* while others have trouble with more than 64K. At this time we
* are limiting both to 32K (64 sectores).
*/
- if ((us->flags & US_FL_MAX_SECTORS_64) &&
- sdev->request_queue->max_sectors > 64)
- blk_queue_max_sectors(sdev->request_queue, 64);
+ if (us->flags & (US_FL_MAX_SECTORS_64 | US_FL_MAX_SECTORS_MIN)) {
+ unsigned int max_sectors = 64;
+
+ if (us->flags & US_FL_MAX_SECTORS_MIN)
+ max_sectors = PAGE_CACHE_SIZE >> 9;
+ if (sdev->request_queue->max_sectors > max_sectors)
+ blk_queue_max_sectors(sdev->request_queue,
+ max_sectors);
+ }
/* We can't put these settings in slave_alloc() because that gets
* called before the device type is known. Consequently these