From: Alexander Schmidt <alexs@linux.vnet.ibm.com>
To: Roland Dreier <rdreier@cisco.com>,
Linux RDMA <linux-rdma@vger.kernel.org>
Cc: lkml <linux-kernel@vger.kernel.org>,
Stefan Roscher <stefan.roscher@de.ibm.com>,
Joachim Fenkes <fenkes@de.ibm.com>,
Christoph Raisch <raisch@de.ibm.com>,
Hoang-Nam Nguyen <HNGUYEN@linux.vnet.ibm.com>
Subject: [PATCH] ib/ehca: bitmask handling for lock_hcalls
Date: Thu, 10 Jun 2010 11:06:53 +0200 [thread overview]
Message-ID: <20100610110653.17885a81@alex-laptop> (raw)
Fix reading capability bit from device capabilities for hcall locking.
Signed-off-by: Alexander Schmidt <alexs@linux.vnet.ibm.com>
---
Hi Roland, this applies against 2.6.35-rc2 and we would like to get
it into your -next tree, thanks!
drivers/infiniband/hw/ehca/ehca_main.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
--- linux-2.6.35-rc2.orig/drivers/infiniband/hw/ehca/ehca_main.c
+++ linux-2.6.35-rc2/drivers/infiniband/hw/ehca/ehca_main.c
@@ -360,7 +360,8 @@ static int ehca_sense_attributes(struct
* a firmware property, so it's valid across all adapters
*/
if (ehca_lock_hcalls == -1)
- ehca_lock_hcalls = !(shca->hca_cap & HCA_CAP_H_ALLOC_RES_SYNC);
+ ehca_lock_hcalls = !EHCA_BMASK_GET(HCA_CAP_H_ALLOC_RES_SYNC,
+ shca->hca_cap);
/* translate supported MR page sizes; always support 4K */
shca->hca_cap_mr_pgsize = EHCA_PAGESIZE;
next reply other threads:[~2010-06-10 9:06 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-06-10 9:06 Alexander Schmidt [this message]
2010-06-11 16:02 ` Roland Dreier
2010-06-14 8:05 ` Alexander Schmidt
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