From: patchwork-bot+netdevbpf@kernel.org
To: Nirmoy Das <nirmoyd@nvidia.com>
Cc: kuba@kernel.org, sd@queasysnail.net, john.fastabend@gmail.com,
horms@kernel.org, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH net-next v2] selftests: tls: size splice_short pipe by page size
Date: Thu, 25 Jun 2026 16:20:53 +0000 [thread overview]
Message-ID: <178240445394.3803792.14417795054896791465.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20260624134416.3235403-1-nirmoyd@nvidia.com>
Hello:
This patch was applied to netdev/net.git (main)
by Jakub Kicinski <kuba@kernel.org>:
On Wed, 24 Jun 2026 06:44:16 -0700 you wrote:
> splice_short grows its pipe with (MAX_FRAGS + 1) * 0x1000 so it can
> queue one short vmsplice() buffer for each fragment before draining the
> pipe. That assumes 4K pipe buffers.
>
> On 64K-page kernels the request is rounded to 262144 bytes, which
> provides only four pipe buffers. The fifth one-byte vmsplice() blocks in
> pipe_wait_writable and the test times out before it reaches the TLS path.
>
> [...]
Here is the summary with links:
- [net-next,v2] selftests: tls: size splice_short pipe by page size
https://git.kernel.org/netdev/net/c/3e52f56875c6
You are awesome, thank you!
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prev parent reply other threads:[~2026-06-25 16:21 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-24 13:44 [PATCH net-next v2] selftests: tls: size splice_short pipe by page size Nirmoy Das
2026-06-25 16:20 ` patchwork-bot+netdevbpf [this message]
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