From: Keir Fraser <keir.fraser@eu.citrix.com>
To: Jan Beulich <jbeulich@novell.com>
Cc: Kevin Tian <kevin.tian@intel.com>,
"xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>
Subject: Re: [PATCH] Adjust time init sequence
Date: Fri, 12 Dec 2008 10:38:16 +0000 [thread overview]
Message-ID: <C567EF98.2028C%keir.fraser@eu.citrix.com> (raw)
In-Reply-To: <494246AE.76E4.0078.0@novell.com>
On 12/12/2008 10:10, "Jan Beulich" <jbeulich@novell.com> wrote:
>> How about rdtscll(t->local_tsc_stamp) at the top of init_xen_time(), and
>> remove the one I added to early_time_init()? That would allow NOW() usage at
>> least in init_xen_time(), and be later than the TSC reset.
>
> Perhaps it should be considered to switch to the non-resetting
> synchronization logic in x86-64 Linux up to 2.6.20 (according to the
> comments there derived from ia64), or even the current version that
> doesn't re-write the TSC at all?
Quite agreeable, albeit a bigger patch. ;-)
-- Keir
next prev parent reply other threads:[~2008-12-12 10:38 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-12-10 13:10 [PATCH] Adjust time init sequence Tian, Kevin
2008-12-10 13:49 ` Keir Fraser
2008-12-11 0:23 ` Tian, Kevin
2008-12-11 0:44 ` Keir Fraser
2008-12-11 0:47 ` Tian, Kevin
2008-12-11 4:45 ` Tian, Kevin
2008-12-11 9:04 ` Keir Fraser
2008-12-11 9:06 ` Tian, Kevin
2008-12-11 13:12 ` Keir Fraser
2008-12-12 3:40 ` Tian, Kevin
2008-12-12 9:08 ` Keir Fraser
2008-12-12 10:10 ` Jan Beulich
2008-12-12 10:38 ` Keir Fraser [this message]
2008-12-12 16:40 ` Tian, Kevin
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