All of lore.kernel.org
 help / color / mirror / Atom feed
From: Anton Blanchard <anton@samba.org>
To: Roland Dreier <rolandd@cisco.com>
Cc: linux-kernel@vger.kernel.org, linuxppc64-dev@ozlabs.org,
	openib-general@openib.org, SCHICKHJ@de.ibm.com,
	RAISCH@de.ibm.com, HNGUYEN@de.ibm.com, MEDER@de.ibm.com
Subject: Re: [PATCH 01/22] Add powerpc-specific clear_cacheline(), which just compiles to "dcbz".
Date: Tue, 21 Feb 2006 01:59:05 +1100	[thread overview]
Message-ID: <20060220145904.GA19895@krispykreme> (raw)
In-Reply-To: <20060218005704.13620.88286.stgit@localhost.localdomain>


Hi,

> This is horribly non-portable.  How much of a performance difference
> does it make?  How does it do on ppc64 systems where the cacheline
> size is not 32?

Yes, if anything we should catch cacheline aligned, multiple cacheline
sized zeroing in memset. 

Anton

  parent reply	other threads:[~2006-02-20 15:03 UTC|newest]

Thread overview: 55+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-02-18  0:55 [PATCH 00/22] [RFC] IBM eHCA InfiniBand adapter driver Roland Dreier
2006-02-18  0:57 ` [PATCH 01/22] Add powerpc-specific clear_cacheline(), which just compiles to "dcbz" Roland Dreier
2006-02-18 12:17   ` Christoph Hellwig
2006-02-20 14:59   ` Anton Blanchard [this message]
2006-02-18  0:57 ` [PATCH 02/22] Firmware interface code for IB device Roland Dreier
2006-02-18  1:58   ` Greg KH
2006-02-18  2:04     ` Roland Dreier
2006-02-18 12:20       ` Christoph Hellwig
2006-02-18 12:26         ` Muli Ben-Yehuda
2006-02-18 12:29           ` Christoph Hellwig
2006-02-18 12:32           ` Arjan van de Ven
2006-02-18 16:32             ` Roland Dreier
2006-02-18 17:02               ` Arjan van de Ven
2006-02-18 18:15               ` Greg KH
2006-02-18 18:19                 ` Christoph Hellwig
2006-02-18 18:52                 ` Roland Dreier
2006-02-18 19:53                   ` Greg KH
2006-02-18 21:31                     ` Roland Dreier
2006-02-18 23:29                       ` Greg KH
2006-02-19  0:09                         ` Roland Dreier
2006-02-18 10:59     ` Heiko Carstens
2006-02-18 12:19   ` Christoph Hellwig
2006-02-18  0:57 ` [PATCH 03/22] pHype specific stuff Roland Dreier
2006-02-18 12:23   ` Christoph Hellwig
2006-02-20 15:09   ` Anton Blanchard
2006-02-18  0:57 ` [PATCH 04/22] OF adapter probing Roland Dreier
2006-02-18  1:54   ` Greg KH
2006-02-18 12:46   ` [openib-general] " Heiko J Schick
2006-02-18 16:02     ` Roland Dreier
2006-02-18  0:57 ` [PATCH 05/22] HW register abstractions Roland Dreier
2006-02-18  0:57 ` [PATCH 06/22] Queue handling Roland Dreier
2006-02-18  0:57 ` [PATCH 07/22] Hypercall definitions Roland Dreier
2006-02-20 15:12   ` Anton Blanchard
2006-02-18  0:57 ` [PATCH 08/22] Generic ehca headers Roland Dreier
2006-02-18 15:09   ` [openib-general] " Christoph Hellwig
2006-02-18  0:57 ` [PATCH 09/22] ehca classes Roland Dreier
2006-02-18  0:57 ` [PATCH 11/22] ehca event queues Roland Dreier
2006-02-18  0:57 ` [PATCH 12/22] ehca low-level verbs Roland Dreier
2006-02-18  0:57 ` [PATCH 13/22] HCA query functions Roland Dreier
2006-02-18  0:57 ` [PATCH 14/22] ehca completion queue handling Roland Dreier
2006-02-18  0:57 ` [PATCH 15/22] ehca queue pair handling Roland Dreier
2006-02-18  0:57 ` [PATCH 16/22] ehca post send/receive and poll CQ Roland Dreier
2006-02-18  0:57 ` [PATCH 17/22] Special QP functions Roland Dreier
2006-02-18  0:57 ` [PATCH 18/22] ehca address vectors, multicast groups, protection domains Roland Dreier
2006-02-18  0:57 ` [PATCH 19/22] ehca memory regions Roland Dreier
2006-02-18  0:57 ` [PATCH 20/22] ehca userspace verbs Roland Dreier
2006-02-18  0:57 ` [PATCH 21/22] ehca main file Roland Dreier
2006-02-20 15:22   ` Anton Blanchard
2006-02-20 16:52     ` Roland Dreier
2006-02-21  2:09     ` [openib-general] " Heiko J Schick
2006-02-20 18:32       ` Arnd Bergmann
2006-02-18  0:58 ` [PATCH 22/22] ehca Makefile/Kconfig changes Roland Dreier
2006-02-20 15:06 ` [PATCH 00/22] [RFC] IBM eHCA InfiniBand adapter driver Christoph Raisch
2006-02-20 16:55   ` Roland Dreier
2006-02-20 17:43   ` [openib-general] " Stephen Poole

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=20060220145904.GA19895@krispykreme \
    --to=anton@samba.org \
    --cc=HNGUYEN@de.ibm.com \
    --cc=MEDER@de.ibm.com \
    --cc=RAISCH@de.ibm.com \
    --cc=SCHICKHJ@de.ibm.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linuxppc64-dev@ozlabs.org \
    --cc=openib-general@openib.org \
    --cc=rolandd@cisco.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.