linux-kernel - Re: [PATCH 0/2] dma-mapping, remoteproc: Fix dma_mem leak after rproc

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]

Date:   Sat, 23 Apr 2022 19:46:50 +0200
From:   Christoph Hellwig <hch@....de>
To:     Mark-PK Tsai <mark-pk.tsai@...iatek.com>
Cc:     bjorn.andersson@...aro.org, mathieu.poirier@...aro.org,
        robin.murphy@....com, hch@....de, m.szyprowski@...sung.com,
        matthias.bgg@...il.com, linux-remoteproc@...r.kernel.org,
        linux-kernel@...r.kernel.org, iommu@...ts.linux-foundation.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, yj.chiang@...iatek.com
Subject: Re: [PATCH 0/2] dma-mapping, remoteproc: Fix dma_mem leak after
 rproc_shutdown

Sigh.  In theory drivers should never declare coherent memory like
this, and there has been some work to fix remoteproc in that regard.

But I guess until that is merged we'll need somthing like this fix.