From: Michael Ellerman <patch-notifications@ellerman.id.au>
To: Jeremy Kerr <jk@ozlabs.org>, linuxppc-dev@lists.ozlabs.org
Cc: Meng YK Li <shlimeng@cn.ibm.com>, Jeremy Kerr <jk@ozlabs.org>,
Nicholas Piggin <npiggin@gmail.com>
Subject: Re: powerpc: Fix action argument for cpufeatures-based TLB flush
Date: Thu, 5 Oct 2017 15:22:20 +1100 (AEDT) [thread overview]
Message-ID: <3y703c5JmPz9t43@ozlabs.org> (raw)
In-Reply-To: <1506488151-9825-1-git-send-email-jk@ozlabs.org>
On Wed, 2017-09-27 at 04:55:51 UTC, Jeremy Kerr wrote:
> Commit 41d0c2ecde introduced calls to __flush_tlb_power[89] from the
> cpufeatures code, specifying the number of sets to flush.
>
> However, these functions take an action argument, not a number of sets.
> This means we hit the BUG() in __flush_tlb_{206,300} when using
> cpufeatures-style configuration.
>
> This change passes TLB_INVAL_SCOPE_GLOBAL instead.
>
> Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
> CC: Nicholas Piggin <npiggin@gmail.com>
> Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
Applied to powerpc fixes, thanks.
https://git.kernel.org/powerpc/c/3b7af5c0fd9631762d1c4d7b4cee76
cheers
prev parent reply other threads:[~2017-10-05 4:22 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-09-27 4:55 [PATCH] powerpc: Fix action argument for cpufeatures-based TLB flush Jeremy Kerr
2017-09-27 5:44 ` Nicholas Piggin
2017-10-05 4:22 ` 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=3y703c5JmPz9t43@ozlabs.org \
--to=patch-notifications@ellerman.id.au \
--cc=jk@ozlabs.org \
--cc=linuxppc-dev@lists.ozlabs.org \
--cc=npiggin@gmail.com \
--cc=shlimeng@cn.ibm.com \
/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).