linux-mm.kvack.org archive mirror
 help / color / mirror / Atom feed
From: Al Viro <viro@ZenIV.linux.org.uk>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: Konstantin Khlebnikov <khlebnikov@openvz.org>,
	Minchan Kim <minchan@kernel.org>,
	"linux-mm@kvack.org" <linux-mm@kvack.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Linus Torvalds <torvalds@linux-foundation.org>,
	Hugh Dickins <hughd@google.com>,
	KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>,
	Ben Herrenschmidt <benh@kernel.crashing.org>,
	"linux@arm.linux.org.uk" <linux@arm.linux.org.uk>
Subject: Re: [PATCH 00/16] mm: prepare for converting vm->vm_flags to 64-bit
Date: Thu, 22 Mar 2012 21:28:11 +0000	[thread overview]
Message-ID: <20120322212810.GE6589@ZenIV.linux.org.uk> (raw)
In-Reply-To: <20120322142647.42395398.akpm@linux-foundation.org>

On Thu, Mar 22, 2012 at 02:26:47PM -0700, Andrew Morton wrote:
> It would be nice to find some way of triggering compiler warnings or
> sparse warnings if someone mixes a 32-bit type with a vm_flags_t.  Any
> thoughts on this?
> 
> (Maybe that's what __nocast does, but Documentation/sparse.txt doesn't
> describe it)

Use __bitwise for that - check how gfp_t is handled.

--
To unsubscribe, send a message with 'unsubscribe linux-mm' in
the body to majordomo@kvack.org.  For more info on Linux MM,
see: http://www.linux-mm.org/ .
Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/
Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>

  reply	other threads:[~2012-03-22 21:28 UTC|newest]

Thread overview: 50+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-03-21  6:56 [PATCH 00/16] mm: prepare for converting vm->vm_flags to 64-bit Konstantin Khlebnikov
2012-03-21  6:56 ` [PATCH 01/16] mm: introduce NR_VMA_FLAGS Konstantin Khlebnikov
2012-03-21  6:56 ` [PATCH 02/16] mm: use vm_flags_t for vma flags Konstantin Khlebnikov
2012-03-21  6:56 ` [PATCH 03/16] mm/shmem: " Konstantin Khlebnikov
2012-03-21  6:56 ` [PATCH 04/16] mm/nommu: " Konstantin Khlebnikov
2012-03-21  7:08   ` Greg Ungerer
2012-03-21  7:20     ` Konstantin Khlebnikov
2012-03-21 12:01   ` [PATCH v2 " Konstantin Khlebnikov
2012-03-23  6:47     ` Greg Ungerer
2012-03-21  6:56 ` [PATCH 05/16] mm/drivers: " Konstantin Khlebnikov
2012-03-21 10:34   ` Laurent Pinchart
2012-03-21 14:46   ` Greg Kroah-Hartman
2012-03-21  6:56 ` [PATCH 06/16] mm/x86: " Konstantin Khlebnikov
2012-03-21  6:57   ` H. Peter Anvin
2012-03-21  6:56 ` [PATCH 07/16] mm/arm: " Konstantin Khlebnikov
2012-03-22 21:21   ` Andrew Morton
2012-03-21  6:56 ` [PATCH 08/16] mm/unicore32: " Konstantin Khlebnikov
2012-03-27  3:38   ` Guan Xuetao
2012-03-27  5:58     ` Konstantin Khlebnikov
2012-03-27  7:50       ` Guan Xuetao
2012-03-21  6:56 ` [PATCH 09/16] mm/ia64: " Konstantin Khlebnikov
2012-03-21  6:56 ` [PATCH 10/16] mm/powerpc: " Konstantin Khlebnikov
2012-03-21  6:56 ` [PATCH 11/16] mm/s390: " Konstantin Khlebnikov
2012-03-21  6:57 ` [PATCH 12/16] mm/mips: " Konstantin Khlebnikov
2012-03-21  6:57 ` [PATCH 13/16] mm/parisc: " Konstantin Khlebnikov
2012-03-21  6:57 ` [PATCH 14/16] mm/score: " Konstantin Khlebnikov
2012-03-21  6:57 ` [PATCH 15/16] mm: cast vm_flags_t to u64 before printing Konstantin Khlebnikov
2012-03-21  6:57 ` [PATCH 16/16] mm: vm_flags_t strict type checking Konstantin Khlebnikov
2012-03-21 12:11   ` [PATCH v2 " Konstantin Khlebnikov
2012-03-21 10:06 ` [PATCH 00/16] mm: prepare for converting vm->vm_flags to 64-bit Minchan Kim
2012-03-21 13:16   ` Konstantin Khlebnikov
2012-03-22  5:39     ` Minchan Kim
2012-03-22  6:22       ` Benjamin Herrenschmidt
2012-03-24 14:46         ` Konstantin Khlebnikov
2012-03-24 15:00           ` Konstantin Khlebnikov
2012-03-24 23:50           ` Benjamin Herrenschmidt
2012-03-25  7:55             ` Konstantin Khlebnikov
2012-03-22 21:26     ` Andrew Morton
2012-03-22 21:28       ` Al Viro [this message]
2012-03-22 21:41         ` Andrew Morton
2012-03-22 21:57           ` Al Viro
2012-03-22 22:05           ` Konstantin Khlebnikov
2012-03-22 22:24             ` Konstantin Khlebnikov
2012-03-22 22:39               ` Linus Torvalds
2012-03-22 22:52                 ` Konstantin Khlebnikov
2012-03-22 23:09                   ` Andrew Morton
2012-03-23  1:42                     ` Al Viro
2012-03-22 22:08           ` Linus Torvalds
2012-03-23 16:19         ` KOSAKI Motohiro
2012-03-30  2:19           ` Al Viro

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=20120322212810.GE6589@ZenIV.linux.org.uk \
    --to=viro@zeniv.linux.org.uk \
    --cc=akpm@linux-foundation.org \
    --cc=benh@kernel.crashing.org \
    --cc=hughd@google.com \
    --cc=khlebnikov@openvz.org \
    --cc=kosaki.motohiro@jp.fujitsu.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-mm@kvack.org \
    --cc=linux@arm.linux.org.uk \
    --cc=minchan@kernel.org \
    --cc=torvalds@linux-foundation.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).