From: Michael Ellerman <patch-notifications@ellerman.id.au>
To: Nicholas Piggin <npiggin@gmail.com>, linuxppc-dev@lists.ozlabs.org
Cc: stable@kernel.org, Nicholas Piggin <npiggin@gmail.com>,
Pridhiviraj Paidipeddi <ppaidipe@linux.vnet.ibm.com>
Subject: Re: powerpc/64s/radix: Fix radix_kvm_prefetch_workaround paca access of not possible CPU
Date: Sat, 23 Jun 2018 22:56:03 +1000 (AEST) [thread overview]
Message-ID: <41Cb5v4YYVz9s2t@ozlabs.org> (raw)
In-Reply-To: <20180612093808.30679-1-npiggin@gmail.com>
On Tue, 2018-06-12 at 09:38:08 UTC, Nicholas Piggin wrote:
> If possible CPUs are limited (e.g., by kexec), then the kvm prefetch
> workaround function can access the paca pointer for a !possible CPU.
>
> Fixes: d2e60075a3d44 ("powerpc/64: Use array of paca pointers and allocate pacas individually")
> Cc: stable@kernel.org
> Reported-by: Pridhiviraj Paidipeddi <ppaidipe@linux.vnet.ibm.com>
> Tested-by: Pridhiviraj Paidipeddi <ppaidipe@linux.vnet.ibm.com>
> Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Applied to powerpc fixes, thanks.
https://git.kernel.org/powerpc/c/758380b8155f69b4e2f77f27562f8a
cheers
prev parent reply other threads:[~2018-06-23 12:56 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-06-12 9:38 [PATCH] powerpc/64s/radix: Fix radix_kvm_prefetch_workaround paca access of not possible CPU Nicholas Piggin
2018-06-23 12:56 ` Michael Ellerman [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=41Cb5v4YYVz9s2t@ozlabs.org \
--to=patch-notifications@ellerman.id.au \
--cc=linuxppc-dev@lists.ozlabs.org \
--cc=npiggin@gmail.com \
--cc=ppaidipe@linux.vnet.ibm.com \
--cc=stable@kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).