netdev - Re: [PATCH net 1/1] net/rds: dma_map_sg is entitled to merge entries

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Date:   Wed, 18 Aug 2021 22:40:06 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Gerd Rausch <gerd.rausch@...cle.com>
Cc:     santosh.shilimkar@...cle.com, davem@...emloft.net, kuba@...nel.org,
        netdev@...r.kernel.org, linux-rdma@...r.kernel.org,
        rds-devel@....oracle.com
Subject: Re: [PATCH net 1/1] net/rds: dma_map_sg is entitled to merge entries

Hello:

This patch was applied to netdev/net.git (refs/heads/master):

On Tue, 17 Aug 2021 10:04:37 -0700 you wrote:
> Function "dma_map_sg" is entitled to merge adjacent entries
> and return a value smaller than what was passed as "nents".
> 
> Subsequently "ib_map_mr_sg" needs to work with this value ("sg_dma_len")
> rather than the original "nents" parameter ("sg_len").
> 
> This old RDS bug was exposed and reliably causes kernel panics
> (using RDMA operations "rds-stress -D") on x86_64 starting with:
> commit c588072bba6b ("iommu/vt-d: Convert intel iommu driver to the iommu ops")
> 
> [...]

Here is the summary with links:
  - [net,1/1] net/rds: dma_map_sg is entitled to merge entries
    https://git.kernel.org/netdev/net/c/fb4b1373dcab

You are awesome, thank you!
--
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html