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authorKrishna Gudipati <kgudipat@brocade.com>2012-03-14 04:41:02 +0400
committerJames Bottomley <JBottomley@Parallels.com>2012-03-28 12:57:58 +0400
commitbd5a026019bc1f799065b0a39230d1f81bb4ff76 (patch)
tree08fd936b5b18fbfb59342a8c4aba33717d5d62c6 /drivers/scsi/bfa/bfad_bsg.c
parentff179e0f4a4da030df52c0632b0615e9a13b5e66 (diff)
downloadlinux-bd5a026019bc1f799065b0a39230d1f81bb4ff76.tar.xz
[SCSI] bfa: BSG and User interface fixes.
Made changes to set the rport maxfrsize param to use a value that is equal to or less than the Buffer-to-Buffer Receive Data_Field size specified in the Common Service Parameters. Increased the diag memtest timeout for the Brocade-1860 adapters. Made changes to enable valid port speed configuration check for all adapters. Made changes to increase the max hw segments in a request, in order to support larger data transfers from user space. Signed-off-by: Krishna Gudipati <kgudipat@brocade.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/bfa/bfad_bsg.c')
-rw-r--r--drivers/scsi/bfa/bfad_bsg.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/scsi/bfa/bfad_bsg.c b/drivers/scsi/bfa/bfad_bsg.c
index 31a1d8a027b8..e1f4b10df42a 100644
--- a/drivers/scsi/bfa/bfad_bsg.c
+++ b/drivers/scsi/bfa/bfad_bsg.c
@@ -2762,9 +2762,16 @@ bfad_im_bsg_vendor_request(struct fc_bsg_job *job)
struct bfad_im_port_s *im_port =
(struct bfad_im_port_s *) job->shost->hostdata[0];
struct bfad_s *bfad = im_port->bfad;
+ struct request_queue *request_q = job->req->q;
void *payload_kbuf;
int rc = -EINVAL;
+ /*
+ * Set the BSG device request_queue size to 256 to support
+ * payloads larger than 512*1024K bytes.
+ */
+ blk_queue_max_segments(request_q, 256);
+
/* Allocate a temp buffer to hold the passed in user space command */
payload_kbuf = kzalloc(job->request_payload.payload_len, GFP_KERNEL);
if (!payload_kbuf) {