From: Andrew Morton <akpm@linux-foundation.org>
To: Oleg Nesterov <oleg@redhat.com>
Cc: balbir@linux.vnet.ibm.com, hugh@veritas.com, jlan@sgi.com,
jpirko@redhat.com, jlim@sgi.com, kosaki.motohiro@jp.fujitsu.com,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH, RESEND] introduce get_mm_hiwater_xxx(), fix taskstats->hiwater_xxx accounting
Date: Mon, 15 Dec 2008 16:21:48 -0800 [thread overview]
Message-ID: <20081215162148.87fd38a5.akpm@linux-foundation.org> (raw)
In-Reply-To: <20081212140524.GA29488@redhat.com>
On Fri, 12 Dec 2008 15:05:24 +0100
Oleg Nesterov <oleg@redhat.com> wrote:
>
> --- K-28/include/linux/sched.h~HIWATER 2008-12-02 17:12:40.000000000 +0100
> +++ K-28/include/linux/sched.h 2008-12-03 18:17:18.000000000 +0100
grumble
> +#define get_mm_hiwater_rss(mm) max((mm)->hiwater_rss, get_mm_rss(mm))
This evaluates its argument thrice.
> +#define get_mm_hiwater_vm(mm) max((mm)->hiwater_vm, (mm)->total_vm)
This evaluates its argument twice.
was sched.h the appropriate header in which to implement these? Maybe...
But they're only ever _used_ in kernel/tsacct.c, so do they actually
need to be implemented in any .h file?
next prev parent reply other threads:[~2008-12-16 0:22 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-12-12 14:05 [PATCH, RESEND] introduce get_mm_hiwater_xxx(), fix taskstats->hiwater_xxx accounting Oleg Nesterov
2008-12-12 15:56 ` Hugh Dickins
2008-12-13 2:34 ` KOSAKI Motohiro
2008-12-13 3:48 ` Balbir Singh
2008-12-16 0:21 ` Andrew Morton [this message]
2008-12-16 10:36 ` Oleg Nesterov
2008-12-16 10:43 ` Jiri Pirko
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