From: Tejun Heo <tj@kernel.org>
To: "H. Peter Anvin" <hpa@zytor.com>
Cc: linux-kernel@vger.kernel.org, axboe@kernel.dk,
rusty@rustcorp.com.au, akpm@linux-foundation.org,
ebiederm@xmission.com, tytso@mit.edu, Trond.Myklebust@netapp.com,
aelder@sgi.com, hch@infradead.org, viro@zeniv.linux.org.uk,
davem@davemloft.net, netdev@vger.kernel.org, x86@kernel.org,
mingo@redhat.com, fweisbec@gmail.com, dan.j.williams@intel.com,
borislav.petkov@amd.com, ying.huang@intel.com, lenb@kernel.org,
neilb@suse.de, cl@linux-foundation.org,
Thomas Gleixner <tglx@linutronix.de>
Subject: Re: [PATCH 5/8] percpu: add __percpu sparse annotations to x86
Date: Tue, 26 Jan 2010 11:17:52 +0900 [thread overview]
Message-ID: <4B5E50D0.8050705@kernel.org> (raw)
In-Reply-To: <4B5E401C.1050605@zytor.com>
On 01/26/2010 10:06 AM, H. Peter Anvin wrote:
> On 01/25/2010 07:22 AM, Tejun Heo wrote:
>>
>> In arch/x86/kernel/cpu/common.c, per_cpu(exception_stacks, cpu) is
>> replaced with &per_cpu(exception_stacks[0], cpu) which is equivalent
>> except that it allows per_cpu() macro to correctly drop percpu
>> designation during sparse pass.
>>
>
> Same comment as Frederic's about this... this kind of uglification
> really is unacceptable and needs to be addressed.
Hmm... I don't think it's too bad but if you don't like it that much,
probably the right thing to do is just leave it there and let sparse
whine about it. There are only three in-kernel instances at this
point, so it's not that big a deal.
Thanks.
--
tejun
next prev parent reply other threads:[~2010-01-26 2:17 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1264432935-10453-1-git-send-email-tj@kernel.org>
2010-01-25 15:22 ` [PATCH 1/8] percpu: add __percpu sparse annotations to core kernel subsystems Tejun Heo
2010-01-25 15:22 ` [PATCH 2/8] percpu: add __percpu sparse annotations to fs Tejun Heo
2010-01-25 15:22 ` [PATCH 3/8] percpu: add __percpu sparse annotations to net Tejun Heo
2010-01-25 21:32 ` David Miller
2010-01-25 15:22 ` [PATCH 4/8] percpu: add __percpu sparse annotations to net drivers Tejun Heo
2010-01-25 15:22 ` [PATCH 5/8] percpu: add __percpu sparse annotations to x86 Tejun Heo
2010-01-25 15:22 ` [PATCH 6/8] percpu: add __percpu sparse annotations to trace Tejun Heo
2010-01-25 15:35 ` Steven Rostedt
2010-01-25 15:22 ` [PATCH 7/8] percpu: add __percpu sparse annotations to hw_breakpoint Tejun Heo
2010-01-26 0:19 ` Frederic Weisbecker
2010-01-26 0:48 ` Tejun Heo
2010-01-26 1:02 ` Frederic Weisbecker
2010-01-26 1:19 ` Tejun Heo
2010-01-26 2:01 ` Frederic Weisbecker
2010-01-26 2:10 ` Frederic Weisbecker
2010-01-26 2:13 ` Tejun Heo
2010-01-26 2:18 ` Frederic Weisbecker
2010-01-26 2:22 ` Frederic Weisbecker
2010-01-26 2:34 ` Tejun Heo
2010-01-26 2:35 ` Frederic Weisbecker
2010-01-26 2:47 ` Tejun Heo
2010-01-26 1:02 ` H. Peter Anvin
2010-01-26 2:06 ` Tejun Heo
2010-01-26 2:04 ` Al Viro
2010-01-26 2:16 ` Tejun Heo
2010-01-26 2:32 ` Al Viro
2010-01-26 2:43 ` Tejun Heo
2010-01-26 2:48 ` Al Viro
2010-01-26 3:10 ` Tejun Heo
2010-01-26 3:56 ` Al Viro
2010-01-26 1:06 ` H. Peter Anvin
2010-01-26 1:12 ` Frederic Weisbecker
2010-01-26 2:10 ` Tejun Heo
2010-01-25 15:22 ` [PATCH 8/8] percpu: add __percpu sparse annotations to what's left Tejun Heo
[not found] ` <1264432935-10453-9-git-send-email-tj@kernel.org>
2010-01-25 15:54 ` Borislav Petkov
[not found] ` <1264432935-10453-5-git-send-email-tj@kernel.org>
2010-01-25 21:33 ` [PATCH 4/8] percpu: add __percpu sparse annotations to net drivers David Miller
2010-01-25 23:14 ` [PATCHSET] percpu: add __percpu sparse annotations Al Viro
2010-01-26 0:30 ` Tejun Heo
[not found] ` <1264432935-10453-6-git-send-email-tj@kernel.org>
2010-01-26 1:06 ` [PATCH 5/8] percpu: add __percpu sparse annotations to x86 H. Peter Anvin
2010-01-26 2:17 ` Tejun Heo [this message]
2010-02-01 3:30 ` H. Peter Anvin
[not found] ` <1264432935-10453-2-git-send-email-tj@kernel.org>
2010-01-25 21:58 ` [PATCH 1/8] percpu: add __percpu sparse annotations to core kernel subsystems Christoph Lameter
2010-01-31 11:42 ` Paul E. McKenney
2010-02-02 5:37 ` [PATCHSET] percpu: add __percpu sparse annotations Tejun Heo
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=4B5E50D0.8050705@kernel.org \
--to=tj@kernel.org \
--cc=Trond.Myklebust@netapp.com \
--cc=aelder@sgi.com \
--cc=akpm@linux-foundation.org \
--cc=axboe@kernel.dk \
--cc=borislav.petkov@amd.com \
--cc=cl@linux-foundation.org \
--cc=dan.j.williams@intel.com \
--cc=davem@davemloft.net \
--cc=ebiederm@xmission.com \
--cc=fweisbec@gmail.com \
--cc=hch@infradead.org \
--cc=hpa@zytor.com \
--cc=lenb@kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=mingo@redhat.com \
--cc=neilb@suse.de \
--cc=netdev@vger.kernel.org \
--cc=rusty@rustcorp.com.au \
--cc=tglx@linutronix.de \
--cc=tytso@mit.edu \
--cc=viro@zeniv.linux.org.uk \
--cc=x86@kernel.org \
--cc=ying.huang@intel.com \
/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).