This is a note to let you know that I've just added the patch titled
RDMA/irdma: Report correct WC error when there are MW bind errors
to the 5.14-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
rdma-irdma-report-correct-wc-error-when-there-are-mw.patch
and it can be found in the queue-5.14 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit b183d4cf5bb91e80ce48af4caf6689777e09ec63
Author: Sindhu Devale <sindhu.devale@xxxxxxxxx>
Date: Thu Sep 16 14:12:22 2021 -0500
RDMA/irdma: Report correct WC error when there are MW bind errors
[ Upstream commit 9f7fa37a6bd90f2749c67f8524334c387d972eb9 ]
Report the correct WC error when MW bind error related asynchronous events
are generated by HW.
Fixes: b48c24c2d710 ("RDMA/irdma: Implement device supported verb APIs")
Link: https://lore.kernel.org/r/20210916191222.824-5-shiraz.saleem@xxxxxxxxx
Signed-off-by: Sindhu Devale <sindhu.devale@xxxxxxxxx>
Signed-off-by: Shiraz Saleem <shiraz.saleem@xxxxxxxxx>
Signed-off-by: Jason Gunthorpe <jgg@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/infiniband/hw/irdma/hw.c b/drivers/infiniband/hw/irdma/hw.c
index cb9a8e24e3b7..7de525a5ccf8 100644
--- a/drivers/infiniband/hw/irdma/hw.c
+++ b/drivers/infiniband/hw/irdma/hw.c
@@ -179,6 +179,11 @@ static void irdma_set_flush_fields(struct irdma_sc_qp *qp,
case IRDMA_AE_LLP_TOO_MANY_RETRIES:
qp->flush_code = FLUSH_RETRY_EXC_ERR;
break;
+ case IRDMA_AE_AMP_MWBIND_INVALID_RIGHTS:
+ case IRDMA_AE_AMP_MWBIND_BIND_DISABLED:
+ case IRDMA_AE_AMP_MWBIND_INVALID_BOUNDS:
+ qp->flush_code = FLUSH_MW_BIND_ERR;
+ break;
default:
qp->flush_code = FLUSH_FATAL_ERR;
break;
diff --git a/drivers/infiniband/hw/irdma/user.h b/drivers/infiniband/hw/irdma/user.h
index 267102d1049d..3dcbb1fbf2c6 100644
--- a/drivers/infiniband/hw/irdma/user.h
+++ b/drivers/infiniband/hw/irdma/user.h
@@ -103,6 +103,7 @@ enum irdma_flush_opcode {
FLUSH_LOC_LEN_ERR,
FLUSH_FATAL_ERR,
FLUSH_RETRY_EXC_ERR,
+ FLUSH_MW_BIND_ERR,
};
enum irdma_cmpl_status {
diff --git a/drivers/infiniband/hw/irdma/verbs.c b/drivers/infiniband/hw/irdma/verbs.c
index 3960c872ff76..fa393c5ea397 100644
--- a/drivers/infiniband/hw/irdma/verbs.c
+++ b/drivers/infiniband/hw/irdma/verbs.c
@@ -3360,6 +3360,8 @@ static enum ib_wc_status irdma_flush_err_to_ib_wc_status(enum irdma_flush_opcode
return IB_WC_WR_FLUSH_ERR;
case FLUSH_RETRY_EXC_ERR:
return IB_WC_RETRY_EXC_ERR;
+ case FLUSH_MW_BIND_ERR:
+ return IB_WC_MW_BIND_ERR;
case FLUSH_FATAL_ERR:
default:
return IB_WC_FATAL_ERR;
