2023-03-29 08:15:04

by Juergen Gross

[permalink] [raw]
Subject: [PATCH v3] xen/netback: use same error messages for same errors

Issue the same error message in case an illegal page boundary crossing
has been detected in both cases where this is tested.

Suggested-by: Jan Beulich <[email protected]>
Signed-off-by: Juergen Gross <[email protected]>
---
V2:
- new patch
V3:
- modify message text (Jan Beulich)
---
drivers/net/xen-netback/netback.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/net/xen-netback/netback.c b/drivers/net/xen-netback/netback.c
index 9ca4b69d3b39..dbaead243737 100644
--- a/drivers/net/xen-netback/netback.c
+++ b/drivers/net/xen-netback/netback.c
@@ -996,10 +996,8 @@ static void xenvif_tx_build_gops(struct xenvif_queue *queue,

/* No crossing a page as the payload mustn't fragment. */
if (unlikely((txreq.offset + txreq.size) > XEN_PAGE_SIZE)) {
- netdev_err(queue->vif->dev,
- "txreq.offset: %u, size: %u, end: %lu\n",
- txreq.offset, txreq.size,
- (unsigned long)(txreq.offset&~XEN_PAGE_MASK) + txreq.size);
+ netdev_err(queue->vif->dev, "Cross page boundary, txreq.offset: %u, size: %u\n",
+ txreq.offset, txreq.size);
xenvif_fatal_tx_err(queue->vif);
break;
}
--
2.35.3


2023-03-29 08:57:15

by Jan Beulich

[permalink] [raw]
Subject: Re: [PATCH v3] xen/netback: use same error messages for same errors

On 29.03.2023 10:02, Juergen Gross wrote:
> Issue the same error message in case an illegal page boundary crossing
> has been detected in both cases where this is tested.
>
> Suggested-by: Jan Beulich <[email protected]>
> Signed-off-by: Juergen Gross <[email protected]>

Reviewed-by: Jan Beulich <[email protected]>


2023-03-30 12:07:20

by Paolo Abeni

[permalink] [raw]
Subject: Re: [PATCH v3] xen/netback: use same error messages for same errors

Hello,

On Wed, 2023-03-29 at 10:02 +0200, Juergen Gross wrote:
> Issue the same error message in case an illegal page boundary crossing
> has been detected in both cases where this is tested.
>
> Suggested-by: Jan Beulich <[email protected]>
> Signed-off-by: Juergen Gross <[email protected]>

As this was intended to be part of:

xen/netback: fix issue introduced recently

I'm going to apply this one on net, unless someone screams very loudly,
very soon :)

thanks!

Paolo

2023-03-30 14:13:34

by patchwork-bot+netdevbpf

[permalink] [raw]
Subject: Re: [PATCH v3] xen/netback: use same error messages for same errors

Hello:

This patch was applied to netdev/net.git (main)
by Paolo Abeni <[email protected]>:

On Wed, 29 Mar 2023 10:02:59 +0200 you wrote:
> Issue the same error message in case an illegal page boundary crossing
> has been detected in both cases where this is tested.
>
> Suggested-by: Jan Beulich <[email protected]>
> Signed-off-by: Juergen Gross <[email protected]>
> ---
> V2:
> - new patch
> V3:
> - modify message text (Jan Beulich)
>
> [...]

Here is the summary with links:
- [v3] xen/netback: use same error messages for same errors
https://git.kernel.org/netdev/net/c/2eca98e5b24d

You are awesome, thank you!
--
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