Linux-ARM-Kernel Archive on lore.kernel.org
 help / color / mirror / Atom feed
From: Valdis.Kletnieks@vt.edu (Valdis.Kletnieks at vt.edu)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] Handle instruction cache maintenance fault properly
Date: Mon, 10 May 2010 10:52:08 -0400	[thread overview]
Message-ID: <7529.1273503128@localhost> (raw)
In-Reply-To: Your message of "Mon, 10 May 2010 16:34:57 +0300." <AANLkTint0f2Ow2FM3jVAqGfPjolHvF-oBTGCmY7Jx7_d@mail.gmail.com>

On Mon, 10 May 2010 16:34:57 +0300, "Kirill A. Shutemov" said:

> It looks like cache maintenance fault was introduced in ARMv6.
> 
> So, what is the right way to fix it? Something like:
> 
> #if __LINUX_ARM_ARCH__ < 6
>         { do_bad,               SIGBUS,  0,             "external

This would need to be a runtime test, no?  Or does LINUX_ARM_ARCH not allow
it to run on other arch levels? (i.e. can an ARM kernel boot for v5 and v6?)
-------------- next part --------------
A non-text attachment was scrubbed...
Name: not available
Type: application/pgp-signature
Size: 227 bytes
Desc: not available
URL: <http://lists.infradead.org/pipermail/linux-arm-kernel/attachments/20100510/69f17186/attachment.sig>

  reply	other threads:[~2010-05-10 14:52 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-05-10 13:07 [PATCH] Handle instruction cache maintenance fault properly Kirill A. Shutemov
2010-05-10 13:15 ` Russell King - ARM Linux
2010-05-10 13:34   ` Kirill A. Shutemov
2010-05-10 14:52     ` Valdis.Kletnieks at vt.edu [this message]
2010-05-10 14:54       ` Catalin Marinas

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=7529.1273503128@localhost \
    --to=valdis.kletnieks@vt.edu \
    --cc=linux-arm-kernel@lists.infradead.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