From: Andrew Boyer <aboyer@pensando.io>
To: linux-rdma@vger.kernel.org
Cc: Andrew Boyer <aboyer@pensando.io>, allenbh@pensando.io
Subject: [PATCH] rdma-core: Recognize IBV_DEVICE_LOCAL_DMA_LKEY in ibv_devinfo
Date: Mon, 25 Nov 2019 07:22:37 -0800 [thread overview]
Message-ID: <20191125152237.19084-1-aboyer@pensando.io> (raw)
This bit is defined in the kernel but not displayed by ibv_devinfo.
Signed-off-by: Andrew Boyer <aboyer@pensando.io>
---
libibverbs/examples/devinfo.c | 3 +++
libibverbs/verbs.h | 1 +
2 files changed, 4 insertions(+)
diff --git a/libibverbs/examples/devinfo.c b/libibverbs/examples/devinfo.c
index bf53eac2..e3210f6e 100644
--- a/libibverbs/examples/devinfo.c
+++ b/libibverbs/examples/devinfo.c
@@ -220,6 +220,7 @@ static void print_device_cap_flags(uint32_t dev_cap_flags)
IBV_DEVICE_RC_RNR_NAK_GEN |
IBV_DEVICE_SRQ_RESIZE |
IBV_DEVICE_N_NOTIFY_CQ |
+ IBV_DEVICE_LOCAL_DMA_LKEY |
IBV_DEVICE_MEM_WINDOW |
IBV_DEVICE_UD_IP_CSUM |
IBV_DEVICE_XRC |
@@ -260,6 +261,8 @@ static void print_device_cap_flags(uint32_t dev_cap_flags)
printf("\t\t\t\t\tSRQ_RESIZE\n");
if (dev_cap_flags & IBV_DEVICE_N_NOTIFY_CQ)
printf("\t\t\t\t\tN_NOTIFY_CQ\n");
+ if (dev_cap_flags & IBV_DEVICE_LOCAL_DMA_LKEY)
+ printf("\t\t\t\t\tLOCAL_DMA_LKEY\n");
if (dev_cap_flags & IBV_DEVICE_MEM_WINDOW)
printf("\t\t\t\t\tMEM_WINDOW\n");
if (dev_cap_flags & IBV_DEVICE_UD_IP_CSUM)
diff --git a/libibverbs/verbs.h b/libibverbs/verbs.h
index 7b8d4310..81e5812c 100644
--- a/libibverbs/verbs.h
+++ b/libibverbs/verbs.h
@@ -112,6 +112,7 @@ enum ibv_device_cap_flags {
IBV_DEVICE_RC_RNR_NAK_GEN = 1 << 12,
IBV_DEVICE_SRQ_RESIZE = 1 << 13,
IBV_DEVICE_N_NOTIFY_CQ = 1 << 14,
+ IBV_DEVICE_LOCAL_DMA_LKEY = 1 << 15,
IBV_DEVICE_MEM_WINDOW = 1 << 17,
IBV_DEVICE_UD_IP_CSUM = 1 << 18,
IBV_DEVICE_XRC = 1 << 20,
--
2.17.1
next reply other threads:[~2019-11-25 15:23 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-11-25 15:22 Andrew Boyer [this message]
2019-11-25 17:56 ` [PATCH] rdma-core: Recognize IBV_DEVICE_LOCAL_DMA_LKEY in ibv_devinfo Jason Gunthorpe
2019-11-25 19:32 ` Andrew Boyer
2019-11-25 20:08 ` Jason Gunthorpe
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