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Message-Id: <161644560774.2928.9044857778646310494.git-patchwork-notify@kernel.org>
Date: Mon, 22 Mar 2021 20:40:07 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Antoine Tenart <atenart@...nel.org>
Cc: davem@...emloft.net, kuba@...nel.org, alexander.duyck@...il.com,
netdev@...r.kernel.org, oliver.sang@...el.com, willy@...radead.org
Subject: Re: [PATCH net-next] net-sysfs: remove possible sleep from an RCU
read-side critical section
Hello:
This patch was applied to netdev/net-next.git (refs/heads/master):
On Mon, 22 Mar 2021 16:43:29 +0100 you wrote:
> xps_queue_show is mostly made of an RCU read-side critical section and
> calls bitmap_zalloc with GFP_KERNEL in the middle of it. That is not
> allowed as this call may sleep and such behaviours aren't allowed in RCU
> read-side critical sections. Fix this by using GFP_NOWAIT instead.
>
> Fixes: 5478fcd0f483 ("net: embed nr_ids in the xps maps")
> Reported-by: kernel test robot <oliver.sang@...el.com>
> Suggested-by: Matthew Wilcox <willy@...radead.org>
> Signed-off-by: Antoine Tenart <atenart@...nel.org>
>
> [...]
Here is the summary with links:
- [net-next] net-sysfs: remove possible sleep from an RCU read-side critical section
https://git.kernel.org/netdev/net-next/c/7f08ec6e0426
You are awesome, thank you!
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