From: Peter Zijlstra <peterz@infradead.org>
To: Thomas Gleixner <tglx@linutronix.de>
Cc: Jan Stancek <jstancek@redhat.com>,
LKML <linux-kernel@vger.kernel.org>,
ltp@lists.linux.it, Al Viro <viro@zeniv.linux.org.uk>,
Greg KH <gregkh@linuxfoundation.org>,
Ingo Molnar <mingo@kernel.org>
Subject: Re: [PATCH] kernel: use ktime_get_real_ts64() to calculate acct.ac_btime
Date: Thu, 7 Nov 2019 13:49:18 +0100 [thread overview]
Message-ID: <20191107124918.GH4131@hirez.programming.kicks-ass.net> (raw)
In-Reply-To: <alpine.DEB.2.21.1911051304420.17054@nanos.tec.linutronix.de>
On Thu, Nov 07, 2019 at 09:56:12AM +0100, Thomas Gleixner wrote:
> But it would be way simpler just to store the CLOCK_REALTIME start time
> along with BOOT and MONOTONIC and just get rid of all these horrible
> calculations which are bound to be wrong.
>
> Peter?
So I'd really hate to do that, as that gives the impression REALTIME is
a sane clock to use. As I argued in that other email, REALTIME is
horrible crap.
next prev parent reply other threads:[~2019-11-07 12:49 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-11-01 23:39 [PATCH] kernel: use ktime_get_real_ts64() to calculate acct.ac_btime Jan Stancek
2019-11-07 8:56 ` Thomas Gleixner
2019-11-07 12:49 ` Peter Zijlstra [this message]
2019-11-07 12:32 ` Peter Zijlstra
2019-11-07 12:40 ` Thomas Gleixner
2019-11-07 12:46 ` Peter Zijlstra
2019-11-07 12:55 ` Peter Zijlstra
2019-11-07 14:37 ` Thomas Gleixner
2019-11-11 9:41 ` Jan Stancek
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