* [dpdk-dev] [PATCH] common/cnxk: fix unaligned access to device memory
@ 2022-04-20 6:38 psatheesh
2022-05-03 7:59 ` Jerin Jacob
0 siblings, 1 reply; 2+ messages in thread
From: psatheesh @ 2022-04-20 6:38 UTC (permalink / raw)
To: Nithin Dabilpuram, Kiran Kumar K, Sunil Kumar Kori, Satha Rao
Cc: dev, Satheesh Paul, stable
From: Satheesh Paul <psatheesh@marvell.com>
Use mbox_memcpy() instead of memcpy() to prevent unaligned access.
Fixes: 1f66919817e ("common/cnxk: improve MCAM entries management")
Cc: stable@dpdk.org
Signed-off-by: Satheesh Paul <psatheesh@marvell.com>
---
drivers/common/cnxk/roc_npc_utils.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/common/cnxk/roc_npc_utils.c b/drivers/common/cnxk/roc_npc_utils.c
index f9768ea3cf..0d02872c8b 100644
--- a/drivers/common/cnxk/roc_npc_utils.c
+++ b/drivers/common/cnxk/roc_npc_utils.c
@@ -582,7 +582,7 @@ npc_allocate_mcam_entry(struct mbox *mbox, int prio,
if (!rsp_cmd->count)
return -ENOSPC;
- memcpy(rsp_local, rsp_cmd, sizeof(*rsp));
+ mbox_memcpy(rsp_local, rsp_cmd, sizeof(*rsp));
return 0;
}
--
2.25.4
^ permalink raw reply [flat|nested] 2+ messages in thread* Re: [dpdk-dev] [PATCH] common/cnxk: fix unaligned access to device memory
2022-04-20 6:38 [dpdk-dev] [PATCH] common/cnxk: fix unaligned access to device memory psatheesh
@ 2022-05-03 7:59 ` Jerin Jacob
0 siblings, 0 replies; 2+ messages in thread
From: Jerin Jacob @ 2022-05-03 7:59 UTC (permalink / raw)
To: Satheesh Paul, Ferruh Yigit, Andrew Rybchenko
Cc: Nithin Dabilpuram, Kiran Kumar K, Sunil Kumar Kori, Satha Rao,
dpdk-dev, dpdk stable
On Wed, Apr 20, 2022 at 12:08 PM <psatheesh@marvell.com> wrote:
>
> From: Satheesh Paul <psatheesh@marvell.com>
>
> Use mbox_memcpy() instead of memcpy() to prevent unaligned access.
>
> Fixes: 1f66919817e ("common/cnxk: improve MCAM entries management")
> Cc: stable@dpdk.org
>
> Signed-off-by: Satheesh Paul <psatheesh@marvell.com>
Acked-by: Jerin Jacob <jerinj@marvell.com>
Applied to dpdk-next-net-mrvl/for-next-net. Thanks
> ---
> drivers/common/cnxk/roc_npc_utils.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/common/cnxk/roc_npc_utils.c b/drivers/common/cnxk/roc_npc_utils.c
> index f9768ea3cf..0d02872c8b 100644
> --- a/drivers/common/cnxk/roc_npc_utils.c
> +++ b/drivers/common/cnxk/roc_npc_utils.c
> @@ -582,7 +582,7 @@ npc_allocate_mcam_entry(struct mbox *mbox, int prio,
> if (!rsp_cmd->count)
> return -ENOSPC;
>
> - memcpy(rsp_local, rsp_cmd, sizeof(*rsp));
> + mbox_memcpy(rsp_local, rsp_cmd, sizeof(*rsp));
>
> return 0;
> }
> --
> 2.25.4
>
^ permalink raw reply [flat|nested] 2+ messages in thread
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2022-04-20 6:38 [dpdk-dev] [PATCH] common/cnxk: fix unaligned access to device memory psatheesh
2022-05-03 7:59 ` Jerin Jacob
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