linux-kernel - Re: [PATCH 3/5] iommu/vt-d: Remove unused dma map/unmap trace events

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

Message-ID: <20210105190443.GB12182@willie-the-truck>
Date:   Tue, 5 Jan 2021 19:04:43 +0000
From:   Will Deacon <will@...nel.org>
To:     Lu Baolu <baolu.lu@...ux.intel.com>
Cc:     Joerg Roedel <joro@...tes.org>, Ashok Raj <ashok.raj@...el.com>,
        Jacob Pan <jacob.jun.pan@...ux.intel.com>,
        Guo Kaijie <Kaijie.Guo@...el.com>,
        Liu Yi L <yi.l.liu@...el.com>,
        iommu@...ts.linux-foundation.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 3/5] iommu/vt-d: Remove unused dma map/unmap trace events

On Thu, Dec 31, 2020 at 08:53:21AM +0800, Lu Baolu wrote:
> With commit c588072bba6b5 ("iommu/vt-d: Convert intel iommu driver to
> the iommu ops"), the trace events for dma map/unmap have no users any
> more. Remove them so that they don't show up under
> /sys/kernel/debug/tracing/events/intel_iommu. The users should use the
> map/unmap traces defined in the iommu core from now on.
> 
> Fixes: c588072bba6b5 ("iommu/vt-d: Convert intel iommu driver to the iommu ops")
> Signed-off-by: Lu Baolu <baolu.lu@...ux.intel.com>
> ---
>  include/trace/events/intel_iommu.h | 119 -----------------------------
>  1 file changed, 119 deletions(-)

Is this needed in 5.11, or can it wait until 5.12?

Will