* [PATCH net-next] FDDI: defza: Rate-limit memory allocation errors
@ 2026-03-29 12:32 Maciej W. Rozycki
2026-03-30 12:47 ` Andrew Lunn
2026-03-31 2:00 ` patchwork-bot+netdevbpf
0 siblings, 2 replies; 3+ messages in thread
From: Maciej W. Rozycki @ 2026-03-29 12:32 UTC (permalink / raw)
To: Andrew Lunn, David S. Miller, Eric Dumazet, Jakub Kicinski,
Paolo Abeni
Cc: netdev, linux-kernel
Prevent the system from becoming unstable or unusable due to a flood of
memory allocation error messages under memory pressure.
Signed-off-by: Maciej W. Rozycki <macro@orcam.me.uk>
---
drivers/net/fddi/defza.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
linux-defza-ratelimit.diff
Index: linux-macro/drivers/net/fddi/defza.c
===================================================================
--- linux-macro.orig/drivers/net/fddi/defza.c
+++ linux-macro/drivers/net/fddi/defza.c
@@ -767,8 +767,9 @@ static void fza_rx(struct net_device *de
fp->rx_dma[i] = dma;
} else {
fp->stats.rx_dropped++;
- pr_notice("%s: memory squeeze, dropping packet\n",
- fp->name);
+ pr_notice_ratelimited(
+ "%s: memory squeeze, dropping packet\n",
+ fp->name);
}
err_rx:
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [PATCH net-next] FDDI: defza: Rate-limit memory allocation errors
2026-03-29 12:32 [PATCH net-next] FDDI: defza: Rate-limit memory allocation errors Maciej W. Rozycki
@ 2026-03-30 12:47 ` Andrew Lunn
2026-03-31 2:00 ` patchwork-bot+netdevbpf
1 sibling, 0 replies; 3+ messages in thread
From: Andrew Lunn @ 2026-03-30 12:47 UTC (permalink / raw)
To: Maciej W. Rozycki
Cc: Andrew Lunn, David S. Miller, Eric Dumazet, Jakub Kicinski,
Paolo Abeni, netdev, linux-kernel
On Sun, Mar 29, 2026 at 01:32:34PM +0100, Maciej W. Rozycki wrote:
> Prevent the system from becoming unstable or unusable due to a flood of
> memory allocation error messages under memory pressure.
>
> Signed-off-by: Maciej W. Rozycki <macro@orcam.me.uk>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Andrew
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [PATCH net-next] FDDI: defza: Rate-limit memory allocation errors
2026-03-29 12:32 [PATCH net-next] FDDI: defza: Rate-limit memory allocation errors Maciej W. Rozycki
2026-03-30 12:47 ` Andrew Lunn
@ 2026-03-31 2:00 ` patchwork-bot+netdevbpf
1 sibling, 0 replies; 3+ messages in thread
From: patchwork-bot+netdevbpf @ 2026-03-31 2:00 UTC (permalink / raw)
To: Maciej W. Rozycki
Cc: andrew+netdev, davem, edumazet, kuba, pabeni, netdev,
linux-kernel
Hello:
This patch was applied to netdev/net-next.git (main)
by Jakub Kicinski <kuba@kernel.org>:
On Sun, 29 Mar 2026 13:32:34 +0100 (BST) you wrote:
> Prevent the system from becoming unstable or unusable due to a flood of
> memory allocation error messages under memory pressure.
>
> Signed-off-by: Maciej W. Rozycki <macro@orcam.me.uk>
> ---
> drivers/net/fddi/defza.c | 5 +++--
> 1 file changed, 3 insertions(+), 2 deletions(-)
>
> [...]
Here is the summary with links:
- [net-next] FDDI: defza: Rate-limit memory allocation errors
https://git.kernel.org/netdev/net-next/c/f4ef5b1c1331
You are awesome, thank you!
--
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^ permalink raw reply [flat|nested] 3+ messages in thread
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2026-03-29 12:32 [PATCH net-next] FDDI: defza: Rate-limit memory allocation errors Maciej W. Rozycki
2026-03-30 12:47 ` Andrew Lunn
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