public inbox for linux-kernel@vger.kernel.org
 help / color / mirror / Atom feed
From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Oleg Nesterov <oleg@redhat.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	Paul Mackerras <paulus@samba.org>,
	Linas Vepstas <linasvepstas@gmail.com>,
	Matt Fleming <matt@console-pimps.org>, Tejun Heo <tj@kernel.org>,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH] powerpc/eeh: remove eeh_event_handler()->daemonize()
Date: Tue, 16 Aug 2011 14:17:15 -0500	[thread overview]
Message-ID: <1313522235.3664.70.camel@pasglop> (raw)
In-Reply-To: <20110816190858.GA4890@redhat.com>

On Tue, 2011-08-16 at 21:08 +0200, Oleg Nesterov wrote:
> daemonize() is only needed when a user-space task does kernel_thread().
> 
> eeh_event_handler() thread is created by the worker kthread, and thus
> it doesn't need the soon-to-be-deprecated daemonize().
> 
> Note: looks like eeh_event_wq can be static and it can do all work
> itself without kernel_thread().
> 
> Signed-off-by: Oleg Nesterov <oleg@redhat.com>
> ---

Right, but don't bother cleaning that code too much tho :-) I'm quite
close to reworking/refactoring most of it anyways.

Cheers,
Ben.

>  arch/powerpc/platforms/pseries/eeh_event.c |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> --- 3.1/arch/powerpc/platforms/pseries/eeh_event.c~3_daemonize_eeh	2011-04-06 21:33:42.000000000 +0200
> +++ 3.1/arch/powerpc/platforms/pseries/eeh_event.c	2011-08-16 21:03:56.000000000 +0200
> @@ -60,7 +60,7 @@ static int eeh_event_handler(void * dumm
>  	struct eeh_event	*event;
>  	struct pci_dn *pdn;
>  
> -	daemonize ("eehd");
> +	set_task_comm(current, "eehd");
>  	set_current_state(TASK_INTERRUPTIBLE);
>  
>  	spin_lock_irqsave(&eeh_eventlist_lock, flags);
> 
> --
> To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at  http://vger.kernel.org/majordomo-info.html
> Please read the FAQ at  http://www.tux.org/lkml/



  reply	other threads:[~2011-08-16 19:35 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-08-16 19:08 [PATCH] powerpc/eeh: remove eeh_event_handler()->daemonize() Oleg Nesterov
2011-08-16 19:17 ` Benjamin Herrenschmidt [this message]
2011-08-16 19:24 ` Linas Vepstas
2011-08-16 19:29   ` Tejun Heo
2011-08-16 21:38     ` Linas Vepstas
2011-08-16 19:26 ` Tejun Heo
2011-08-17 17:27   ` Oleg Nesterov
2011-08-18  7:34     ` Tejun Heo
2011-08-16 21:27 ` Matt Fleming

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=1313522235.3664.70.camel@pasglop \
    --to=benh@kernel.crashing.org \
    --cc=akpm@linux-foundation.org \
    --cc=linasvepstas@gmail.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=matt@console-pimps.org \
    --cc=oleg@redhat.com \
    --cc=paulus@samba.org \
    --cc=tj@kernel.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