From: Al Viro <viro@ftp.linux.org.uk>
To: Alexey Dobriyan <adobriyan@gmail.com>
Cc: Matthew Wilcox <matthew@wil.cx>,
akpm@osdl.org, linux-fsdevel@vger.kernel.org,
linux-ext4@vger.kernel.org, David Woodhouse <dwmw2@infradead.org>
Subject: Re: [PATCH] ext2: conditional removal of NFSD code
Date: Sat, 6 Jan 2007 21:52:25 +0000 [thread overview]
Message-ID: <20070106215225.GC17561@ftp.linux.org.uk> (raw)
In-Reply-To: <20070106214456.GA5376@martell.zuzino.mipt.ru>
On Sun, Jan 07, 2007 at 12:44:56AM +0300, Alexey Dobriyan wrote:
> > #if defined(CONFIG_EXPORTFS) || defined(CONFIG_EXPORTFS_MODULE)
> > #define set_export_ops(sb, ops) sb->s_export_op = ops
> > #else
> > #define set_export_ops(sb, ops) 0
> > #endif
> >
> > That way you can get rid of the function pointer from the struct
> > superblock too.
>
> Exactly! I've just started with filesystems I use.
>
> it should be wrapped in do {} while 0, of course.
What the hell for? Repeat after me:
* do {} while(0) is always inferior to ((void)0)
* do { expr; } while(0) is always inferior to ((void)(expr))
next prev parent reply other threads:[~2007-01-06 21:52 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-01-06 19:58 [PATCH] ext2: conditional removal of NFSD code Alexey Dobriyan
2007-01-06 20:16 ` Andrew Morton
2007-01-06 21:15 ` Alexey Dobriyan
2007-01-06 21:25 ` Matthew Wilcox
2007-01-06 21:44 ` Alexey Dobriyan
2007-01-06 21:52 ` Al Viro [this message]
2007-01-06 21:35 ` Andrew Morton
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=20070106215225.GC17561@ftp.linux.org.uk \
--to=viro@ftp.linux.org.uk \
--cc=adobriyan@gmail.com \
--cc=akpm@osdl.org \
--cc=dwmw2@infradead.org \
--cc=linux-ext4@vger.kernel.org \
--cc=linux-fsdevel@vger.kernel.org \
--cc=matthew@wil.cx \
/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).