All of lore.kernel.org
 help / color / mirror / Atom feed
From: lsorense@csclub.uwaterloo.ca (Lennart Sorensen)
To: Roland Dreier <rdreier@cisco.com>
Cc: takada <takada@mbf.nifty.com>,
	pcnet32@verizon.net, netdev@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: Re: MediaGX/GeodeGX1 requires X86_OOSTORE.
Date: Mon, 19 Feb 2007 14:57:04 -0500	[thread overview]
Message-ID: <20070219195704.GT7582@csclub.uwaterloo.ca> (raw)
In-Reply-To: <ada3b5253p0.fsf@cisco.com>

On Mon, Feb 19, 2007 at 11:48:27AM -0800, Roland Dreier wrote:
>  > Does anyone know if there is any way to flush a cache line of the cpu to
>  > force rereading system memory for a given address or address range?
> 
> There is the "clflush" instruction, but not all x86 CPUs support it.
> You need to check the CPUID flag to know for sure (/proc/cpuinfo will
> show a "clflush" flag if it is supported).

Well I will check for that.  Of course it is still possible that is it
actually the network chip screwing up somehow.

--
Len Sorensen

  reply	other threads:[~2007-02-19 19:57 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-02-16 16:21 Re: Strange connection slowdown on pcnet32 pcnet32
2007-02-16 17:21 ` Lennart Sorensen
2007-02-16 20:23   ` Lennart Sorensen
2007-02-16 21:01     ` Lennart Sorensen
2007-02-16 22:27       ` Lennart Sorensen
2007-02-16 22:48         ` MediaGX/GeodeGX1 requires X86_OOSTORE. (Was: Re: Strange connection slowdown on pcnet32) Lennart Sorensen
2007-02-17  0:00           ` Lennart Sorensen
2007-02-17 14:11             ` MediaGX/GeodeGX1 requires X86_OOSTORE takada
2007-02-17 15:07               ` Lennart Sorensen
2007-02-19 14:55               ` Lennart Sorensen
2007-02-19 19:48                 ` Roland Dreier
2007-02-19 19:57                   ` Lennart Sorensen [this message]
2007-02-19 23:56                   ` takada
2007-02-20  0:02                     ` Lennart Sorensen
2007-02-20 11:34                       ` takada
2007-02-20 14:48                         ` Lennart Sorensen
2007-03-15  5:39                           ` takada
2007-03-15 17:31                             ` Lennart Sorensen
2007-03-17 13:08                               ` takada
2007-03-19 18:23                                 ` Lennart Sorensen
2007-02-19 20:11       ` Re: Strange connection slowdown on pcnet32 Lennart Sorensen
2007-02-19 22:18         ` Lennart Sorensen
2007-02-19 22:29           ` Lennart Sorensen
2007-02-19 23:45             ` Lennart Sorensen
2007-02-19 23:59               ` Lennart Sorensen
2007-02-20 21:44                 ` Lennart Sorensen

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=20070219195704.GT7582@csclub.uwaterloo.ca \
    --to=lsorense@csclub.uwaterloo.ca \
    --cc=linux-kernel@vger.kernel.org \
    --cc=netdev@vger.kernel.org \
    --cc=pcnet32@verizon.net \
    --cc=rdreier@cisco.com \
    --cc=takada@mbf.nifty.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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.