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From: Qian Cai <qcai@redhat.com>
To: Daniel Axtens <dja@axtens.net>, linuxppc-dev@lists.ozlabs.org
Cc: cmr@informatik.wtf, spoorts2@in.ibm.com, npiggin@gmail.com
Subject: Re: [PATCH 3/7] powerpc/64s: flush L1D after user accesses
Date: Thu, 03 Dec 2020 12:31:46 -0500	[thread overview]
Message-ID: <ec6d00dee24010436eb0fd3f85c734e31ede1b7d.camel@redhat.com> (raw)
In-Reply-To: <e82f315e08fe9f13ce4e94259968e0782ebb57a3.camel@redhat.com>

On Thu, 2020-12-03 at 12:17 -0500, Qian Cai wrote:
> A simple "echo t > /proc/sysrq-trigger" will trigger this warning almost
> endlessly on Power8 NV.

Correction -- POWER9 NV.


  reply	other threads:[~2020-12-03 20:59 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-11-19 23:13 [PATCH 0/7] CVE-2020-4788: Speculation on incompletely validated data on IBM Power9 Daniel Axtens
2020-11-19 23:13 ` [PATCH 1/7] selftests/powerpc: rfi_flush: disable entry flush if present Daniel Axtens
2020-11-19 23:13 ` [PATCH 2/7] powerpc/64s: flush L1D on kernel entry Daniel Axtens
2020-11-19 23:13 ` [PATCH 3/7] powerpc/64s: flush L1D after user accesses Daniel Axtens
2020-12-03 17:17   ` Qian Cai
2020-12-03 17:31     ` Qian Cai [this message]
2020-12-03 18:50     ` Qian Cai
2020-12-04  6:21       ` Christophe Leroy
2020-11-19 23:13 ` [PATCH 4/7] powerpc: Only include kup-radix.h for 64-bit Book3S Daniel Axtens
2020-11-19 23:13 ` [PATCH 5/7] selftests/powerpc: entry flush test Daniel Axtens
2020-11-19 23:13 ` [PATCH 6/7] selftests/powerpc: refactor entry and rfi_flush tests Daniel Axtens
2020-11-19 23:13 ` [PATCH 7/7] powerpc/64s: rename pnv|pseries_setup_rfi_flush to _setup_security_mitigations Daniel Axtens

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