From: NeilBrown <neilb@suse.com>
To: Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
Randy Dunlap <rdunlap@infradead.org>,
Andrew Morton <akpm@linux-foundation.org>,
Daniel Vetter <daniel@ffwll.ch>
Cc: LKML <linux-kernel@vger.kernel.org>,
DRI Development <dri-devel@lists.freedesktop.org>,
Intel Graphics Development <intel-gfx@lists.freedesktop.org>,
Gustavo Padovan <gustavo@padovan.org>,
Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
Sean Paul <seanpaul@chromium.org>,
David Airlie <airlied@linux.ie>,
Kees Cook <keescook@chromium.org>, Ingo Molnar <mingo@kernel.org>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Wei Wang <wvw@google.com>, Stefan Agner <stefan@agner.ch>,
Andrei Vagin <avagin@openvz.org>, Yisheng Xie <ysxie@foxmail.com>,
Peter Zijlstra <peterz@infradead.org>,
Daniel Vetter <daniel.vetter@intel.com>
Subject: Re: [PATCH] kernel.h: Add for_each_if()
Date: Tue, 17 Jul 2018 08:16:23 +1000 [thread overview]
Message-ID: <87muuqsu6g.fsf@notabene.neil.brown.name> (raw)
In-Reply-To: <f361dcc9c25e46819100ba1634f56db1c867f1b8.camel@linux.intel.com>
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On Mon, Jul 16 2018, Andy Shevchenko wrote:
> On Fri, 2018-07-13 at 16:42 -0700, Randy Dunlap wrote:
>> On 07/13/2018 04:37 PM, NeilBrown wrote:
>
>>
>> coding-style.rst says:
>> Also, use braces when a loop contains more than a single simple
>> statement:
>
> Independently on a) would we use some macro for condition, or b) fix
> macros against this kind of nested conditions, there is another
> weirdness we would like to avoid, i.e.
>
> for_each_foo() {
> ...
> } else {
> ...
> }
>
> It is written according to coding style, but too much weird.
Agreed. Too weird.
>
> So, summarize this discussion I think we would
> - keep for_each_if() in DRM subsystem alone
> - fix macros which are using positive condition 'if (cond)' by replacing
> with 'if (!cond) {} else' form for sake of robustness.
>
> Do you agree on that?
I agree.
Thanks,
NeilBrown
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prev parent reply other threads:[~2018-07-16 22:16 UTC|newest]
Thread overview: 58+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-07-09 8:36 [PATCH 01/12] kernel.h: Add for_each_if() Daniel Vetter
2018-07-09 8:36 ` [PATCH 02/12] blk: use for_each_if Daniel Vetter
2018-07-11 16:40 ` Tejun Heo
2018-07-11 16:45 ` Tejun Heo
2018-07-11 18:30 ` Jens Axboe
2018-07-11 18:50 ` Daniel Vetter
2018-07-11 19:31 ` Jens Axboe
2018-07-11 20:06 ` Tejun Heo
2018-07-11 21:08 ` Daniel Vetter
2018-07-11 21:13 ` Jens Axboe
2018-07-12 6:41 ` Daniel Vetter
2018-07-12 6:45 ` Joe Perches
2018-07-12 13:54 ` Jens Axboe
2018-07-12 15:32 ` Joe Perches
2018-07-13 9:28 ` Vlastimil Babka
2018-07-09 8:36 ` [PATCH 03/12] cgroup: " Daniel Vetter
2018-07-11 16:46 ` Tejun Heo
2018-07-09 8:36 ` [PATCH 04/12] cpufreq: " Daniel Vetter
2018-07-09 9:28 ` Eric Engestrom
2018-07-09 16:11 ` [PATCH] " Daniel Vetter
2018-07-09 21:36 ` Rafael J. Wysocki
2018-07-09 8:36 ` [PATCH 05/12] dmar: Use for_each_If Daniel Vetter
2018-07-20 12:50 ` Joerg Roedel
2018-07-09 8:36 ` [PATCH 06/12] mm: use for_each_if Daniel Vetter
2018-07-09 18:00 ` Pavel Tatashin
2018-07-09 8:36 ` [PATCH 07/12] ide: " Daniel Vetter
2018-07-09 8:36 ` [PATCH 08/12] netdev: " Daniel Vetter
2018-07-09 8:36 ` [PATCH 09/12] nubus: " Daniel Vetter
2018-07-09 10:17 ` Finn Thain
2018-07-17 15:26 ` Geert Uytterhoeven
2018-07-09 8:36 ` [PATCH 10/12] pci: " Daniel Vetter
2018-07-09 22:48 ` Bjorn Helgaas
2018-07-09 8:36 ` [PATCH 11/12] sched: use for_each_if in topology.h Daniel Vetter
2018-07-09 10:36 ` Peter Zijlstra
2018-07-09 15:00 ` Daniel Vetter
2018-07-09 15:12 ` Peter Zijlstra
2018-07-09 15:52 ` Daniel Vetter
2018-07-09 16:03 ` Peter Zijlstra
2018-07-09 16:06 ` Daniel Vetter
2018-07-09 16:12 ` Mark Rutland
2018-07-09 17:55 ` Daniel Vetter
2018-07-11 16:51 ` [Intel-gfx] " Mark Rutland
2018-07-09 16:30 ` Peter Zijlstra
2018-07-09 8:36 ` [PATCH 12/12] usb: use for_each_if Daniel Vetter
2018-07-09 11:50 ` [PATCH 01/12] kernel.h: Add for_each_if() Andy Shevchenko
2018-07-09 16:25 ` [PATCH] " Daniel Vetter
2018-07-09 18:30 ` Andy Shevchenko
2018-07-09 23:30 ` Andrew Morton
2018-07-10 7:53 ` Daniel Vetter
2018-07-10 10:32 ` NeilBrown
2018-07-11 11:51 ` Daniel Vetter
2018-07-11 23:05 ` Andrew Morton
2018-07-12 6:39 ` Daniel Vetter
2018-07-13 23:37 ` NeilBrown
2018-07-13 23:42 ` Randy Dunlap
2018-07-16 8:11 ` Andy Shevchenko
2018-07-16 15:41 ` Randy Dunlap
2018-07-16 22:16 ` NeilBrown [this message]
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