linuxppc-dev.lists.ozlabs.org archive mirror
 help / color / mirror / Atom feed
From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Jake Moilanen <moilanen@austin.ibm.com>
Cc: linuxppc-dev@ozlabs.org, Paul Mackerras <paulus@samba.org>
Subject: Re: [PATCH][0/2] RTAS MSI
Date: Fri, 28 Jul 2006 06:56:39 +0200	[thread overview]
Message-ID: <1154062599.21801.40.camel@localhost.localdomain> (raw)
In-Reply-To: <1154024154.29826.229.camel@goblue>

On Thu, 2006-07-27 at 13:15 -0500, Jake Moilanen wrote:
> Here is a rebased RTAS MSI which uses the IRQ layer rewrite.  Please try
> getting it into 2.6.18.  
> 
> I mistakenly forgot to export the MSI symbols.  So modules weren't too
> happy...
> 
> The RTAS patch skips the intel-centric MSI layer and uses
> pci_enable/disable_msi() calls directly.  It does not correctly handle
> multi-vector MSI either.  

Multi-vector MSIs aren't handled by the linux API anyway it seems (the
doc says pci_enable_msi() only ever enables one MSI) so that's fine if
you don't handle them :) The word on the street is that multivector MSIs
aren't useful, MSI-X are.

Ben.

  parent reply	other threads:[~2006-07-28  4:56 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-07-27 18:15 [PATCH][0/2] RTAS MSI Jake Moilanen
2006-07-27 18:17 ` [PATCH][1/2] export msi symbols Jake Moilanen
2006-07-27 18:41   ` Segher Boessenkool
2006-07-27 18:27 ` [PATCH][2/2] RTAS MSI Jake Moilanen
2006-07-27 18:46   ` Segher Boessenkool
2006-07-27 18:50     ` Segher Boessenkool
2006-07-27 19:34     ` Jake Moilanen
2006-07-27 20:35       ` Segher Boessenkool
2006-07-31  4:07   ` Paul Mackerras
2006-07-31 19:55     ` Jake Moilanen
2006-07-31  4:33   ` Michael Ellerman
2006-07-31 20:47     ` Jake Moilanen
2006-07-31 21:01     ` Jake Moilanen
2006-08-01 23:26       ` Michael Ellerman
2006-08-02  5:35         ` Segher Boessenkool
2006-08-02  9:04       ` Michael Ellerman
2006-08-09  9:50         ` Benjamin Herrenschmidt
2006-08-10  8:03           ` Michael Ellerman
2006-08-10  8:18             ` Benjamin Herrenschmidt
2006-07-28  4:56 ` Benjamin Herrenschmidt [this message]
2006-07-28 18:43   ` [PATCH][0/2] " Segher Boessenkool
2006-07-28 18:42     ` Jake Moilanen
2006-07-28 18:53       ` Segher Boessenkool
2006-08-09  2:23     ` Michael Ellerman
2006-08-09  9:52       ` Segher Boessenkool
2006-08-09 10:27         ` Michael Ellerman
2006-08-09 15:41           ` Benjamin Herrenschmidt
2006-08-10  8:22             ` Michael Ellerman
2006-08-10  9:23               ` Benjamin Herrenschmidt
2006-08-09 15:38       ` Benjamin Herrenschmidt

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=1154062599.21801.40.camel@localhost.localdomain \
    --to=benh@kernel.crashing.org \
    --cc=linuxppc-dev@ozlabs.org \
    --cc=moilanen@austin.ibm.com \
    --cc=paulus@samba.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).