From: Dongsheng Yang <yangds.fnst@cn.fujitsu.com>
To: Peter Zijlstra <peterz@infradead.org>
Cc: linux-kernel@vger.kernel.org, joe@perches.com, mingo@kernel.org,
tglx@linutronix.de, heiko.carstens@de.ibm.com,
"Eric W. Biederman" <ebiederm@xmission.com>,
Robin Holt <holt@sgi.com>, Oleg Nesterov <oleg@redhat.com>,
Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [PATCH 02/16] kernel/sys: Replace opened code implementation with nice_to_rlimit().
Date: Tue, 11 Mar 2014 17:27:34 +0800 [thread overview]
Message-ID: <531ED706.8030701@cn.fujitsu.com> (raw)
In-Reply-To: <20140311092608.GT9987@twins.programming.kicks-ass.net>
On 03/11/2014 05:26 PM, Peter Zijlstra wrote:
> On Tue, Mar 11, 2014 at 05:20:23PM +0800, Dongsheng Yang wrote:
>> From: Joe Perches <joe@perches.com>
>>
>> Convert 20 - task_nice(p) to nice_to_rlimit(task_nice(p)).
>>
>> Reduce the indent the switch case labels while there.
>>
>> git diff -w shows 3 lines changed and a /* fall-through */ comment added
>>
>> $ git diff -w -U0 kernel/sys.c
>> @@ -253 +253 @@ SYSCALL_DEFINE2(getpriority, int, which, int, who)
>> - niceval = 20 - task_nice(p);
>> + niceval = nice_to_rlimit(task_nice(p));
>> @@ -264 +264 @@ SYSCALL_DEFINE2(getpriority, int, which, int, who)
>> - niceval = 20 - task_nice(p);
>> + niceval = nice_to_rlimit(task_nice(p));
>> @@ -280 +280 @@ SYSCALL_DEFINE2(getpriority, int, which, int, who)
>> - niceval = 20 - task_nice(p);
>> + niceval = nice_to_rlimit(task_nice(p));
>> @@ -1558 +1558 @@ static void k_getrusage(struct task_struct *p, int who, struct rusage *r)
>> -
>> + /* fall-through */
>>
> I would really like to see the whitespace changes separated. I can push
> a scheduler related change into other subsystems, but massive surgery
> like this should not come through the scheduler tree.
Okey, Peter, I will send a single patch about the whitespace changes and
update
this patch in this thread soon.
Thanx
>
>
next prev parent reply other threads:[~2014-03-11 9:29 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-03-11 9:20 [PATCH 00/16 for-tip V2] A series patches about sched priority Dongsheng Yang
2014-03-11 9:20 ` [PATCH 01/16] sched/prio: Add a inline function named nice_to_rlimit() in prio.h Dongsheng Yang
2014-03-11 9:20 ` [PATCH 02/16] kernel/sys: Replace opened code implementation with nice_to_rlimit() Dongsheng Yang
2014-03-11 9:26 ` Peter Zijlstra
2014-03-11 9:27 ` Dongsheng Yang [this message]
2014-03-11 9:20 ` [PATCH 03/16] workqueue: Replace hardcoding of -20 with MIN_NICE Dongsheng Yang
2014-03-11 9:20 ` [PATCH 04/16] locktorture: Replace hardcoding of 19 with MAX_NICE Dongsheng Yang
2014-03-11 9:20 ` [PATCH 05/16] tools/mq_perf_tests: Replace hardcoding of -20 with MIN_NICE Dongsheng Yang
2014-03-11 9:20 ` [PATCH 06/16] mm: Replace hardcoding of 19 with MAX_NICE Dongsheng Yang
2014-03-11 9:20 ` [PATCH 07/16] ioprio: Add a macro named NICE_TO_IOPRIO Dongsheng Yang
2014-03-11 9:28 ` Peter Zijlstra
2014-03-11 9:34 ` Dongsheng Yang
2014-03-11 9:20 ` [PATCH 08/16] fs/hearbeat: Replace hardcoding of -20 with MIN_NICE Dongsheng Yang
2014-03-11 9:20 ` [PATCH 09/16] driver/block: " Dongsheng Yang
2014-03-11 9:20 ` [PATCH 10/16] driver/char: Replace hardcoding of 19 with MAX_NICE Dongsheng Yang
2014-03-11 9:20 ` [PATCH 11/16] drivers/s390: " Dongsheng Yang
2014-03-11 9:20 ` [PATCH 12/16] sched/prio: Add an inline function named rlimit_to_nice in prio.h Dongsheng Yang
2014-03-11 9:20 ` [PATCH 13/16] driver/staging/android: Use rlimit_to_nice to replace opened code implementation Dongsheng Yang
2014-03-11 9:20 ` [PATCH 14/16] driver/staging/lustre: Replace hardcoding of -20 with MIN_NICE Dongsheng Yang
2014-03-11 9:20 ` [PATCH 15/16] driver/scsi: " Dongsheng Yang
2014-03-11 9:20 ` [PATCH 16/16] sched: Get rid of opened code implementation of funtion nice_to_rlimit() Dongsheng Yang
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