LKML Archive on lore.kernel.org
help / color / mirror / Atom feed
From: Jeff Garzik <jeff@garzik.org>
To: WANG Cong <xiyou.wangcong@gmail.com>
Cc: Greg KH <gregkh@suse.de>, LKML <linux-kernel@vger.kernel.org>,
	Andrew Morton <akpm@osdl.org>
Subject: Re: [Patch] Shut up warnings from files under drivers/
Date: Sat, 26 Jan 2008 06:44:48 -0500	[thread overview]
Message-ID: <479B1D30.20501@garzik.org> (raw)
In-Reply-To: <20080126101835.GD20935@hacking>

WANG Cong wrote:
> For example, the defination of __devexit_p:
> 
> #if defined(MODULE) || defined(CONFIG_HOTPLUG)
> #define __devexit_p(x) x
> #else
> #define __devexit_p(x) NULL
> #endif
> 
> If !(defined(MODULE) || defined(CONFIG_HOTPLUG)), __devexit_p
> is just a NULL pointer, thus 'x' may be unused although defined.


  ...and that's the purpose of the __devexit marker on the code itself.

	Jeff



  reply	other threads:[~2008-01-26 11:45 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-01-26  9:30 WANG Cong
2008-01-26  9:55 ` Jeff Garzik
2008-01-26 10:18   ` WANG Cong
2008-01-26 11:44     ` Jeff Garzik [this message]
2008-01-26 19:17   ` Sam Ravnborg
2008-01-26 19:30     ` Sam Ravnborg
2008-01-27  2:50     ` WANG Cong
2008-01-27  4:15     ` (Updated) " WANG Cong
2008-01-27  9:08       ` Jiri Slaby
2008-01-27  9:21         ` Jiri Slaby
2008-01-28  5:20           ` WANG Cong
2008-01-27  9:21       ` Sam Ravnborg
2008-01-28  5:49         ` (Try#3) " WANG Cong
     [not found]           ` <1201691351-1038?= =?ISO-8859-1?Q?4-1-git-send-ema?= =?ISO-8859-1?Q?il-=1B[D>
2008-01-30 11:10             ` [PATCH 1/2] Char: applicom, use pci_resource_start Jiri Slaby
2008-01-30 11:13           ` Jiri Slaby
2008-01-30 11:13           ` [PATCH 2/2] Char: applicom, use pci_match_id Jiri Slaby
2008-01-30 23:10             ` Andrew Morton
2008-01-31  9:26               ` Jiri Slaby
2008-01-26  9:57 ` [Patch] Shut up warnings from files under drivers/ Sam Ravnborg
2008-01-26 10:15   ` WANG Cong
2008-01-26 10:21   ` Sam Ravnborg
2008-01-26 10:26     ` WANG Cong

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=479B1D30.20501@garzik.org \
    --to=jeff@garzik.org \
    --cc=akpm@osdl.org \
    --cc=gregkh@suse.de \
    --cc=linux-kernel@vger.kernel.org \
    --cc=xiyou.wangcong@gmail.com \
    --subject='Re: [Patch] Shut up warnings from files under drivers/' \
    /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

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).