From: Andi Kleen <ak@linux.intel.com>
To: Andy Lutomirski <luto@amacapital.net>
Cc: Thomas Gleixner <tglx@linutronix.de>,
Adrian Hunter <adrian.hunter@intel.com>,
LKML <linux-kernel@vger.kernel.org>,
Linus Torvalds <torvalds@linux-foundation.org>,
X86 ML <x86@kernel.org>, "H. Peter Anvin" <hpa@zytor.com>,
Len Brown <lenb@kernel.org>
Subject: Re: [PATCH RFC] x86, tsc: Allow for high latency in quick_pit_calibrate()
Date: Tue, 2 Jun 2015 13:20:37 -0700 [thread overview]
Message-ID: <20150602202037.GO1187@tassilo.jf.intel.com> (raw)
In-Reply-To: <CALCETrVQX8Z-oEhNZvgkGOSZskyxoPmG3Mdz+xcZTeVRHhZtyA@mail.gmail.com>
> There's the code in tsc_msr.c. It should be relatively
> straightforward to extend it to cover everything that intel_pstate
> supports.
That's a good idea, but we still need an always working fallback when the
model number is not available. So Adrian's patch is needed in any
case.
-Andi
--
ak@linux.intel.com -- Speaking for myself only
next prev parent reply other threads:[~2015-06-02 20:20 UTC|newest]
Thread overview: 48+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-05-21 7:55 [PATCH RFC] x86, tsc: Allow for high latency in quick_pit_calibrate() Adrian Hunter
2015-06-01 7:57 ` Adrian Hunter
2015-06-02 13:58 ` Thomas Gleixner
2015-06-02 19:33 ` Thomas Gleixner
2015-06-02 19:41 ` Andy Lutomirski
2015-06-02 19:43 ` Andi Kleen
2015-06-02 19:58 ` Thomas Gleixner
2015-06-02 20:03 ` Andy Lutomirski
2015-06-02 20:20 ` Andi Kleen [this message]
2015-06-02 21:03 ` Thomas Gleixner
2015-06-02 23:38 ` Andi Kleen
2015-06-03 0:21 ` Andy Lutomirski
2015-06-03 0:39 ` Andi Kleen
2015-06-03 0:58 ` Andy Lutomirski
2015-06-03 3:30 ` Andi Kleen
2015-06-03 8:13 ` Adrian Hunter
2015-06-03 13:45 ` Linus Torvalds
2015-06-04 11:28 ` Adrian Hunter
2015-06-03 16:23 ` Thomas Gleixner
2015-06-22 11:21 ` Adrian Hunter
2015-06-22 13:14 ` Thomas Gleixner
2015-07-06 6:48 ` Adrian Hunter
2015-07-06 7:42 ` Thomas Gleixner
2015-06-22 14:12 ` George Spelvin
2015-07-06 7:42 ` [tip:x86/urgent] x86/tsc: Let high latency PIT fail fast " tip-bot for Adrian Hunter
2015-06-03 4:20 ` [PATCH RFC] x86, tsc: Allow for high latency " Linus Torvalds
2015-06-03 6:20 ` Ingo Molnar
2015-06-03 13:43 ` Linus Torvalds
2015-06-03 16:47 ` Thomas Gleixner
2015-06-03 17:04 ` Linus Torvalds
2015-06-03 17:50 ` H. Peter Anvin
2015-06-04 12:32 ` Ingo Molnar
2015-06-03 17:06 ` Ingo Molnar
2015-06-03 6:27 George Spelvin
2015-06-03 18:29 ` George Spelvin
2015-06-03 18:48 ` H. Peter Anvin
2015-06-03 19:07 ` George Spelvin
2015-06-04 16:38 ` George Spelvin
2015-06-04 16:52 ` Linus Torvalds
2015-06-04 17:54 ` George Spelvin
2015-06-04 18:07 ` Linus Torvalds
2015-06-05 5:52 ` George Spelvin
2015-06-05 6:16 ` Ingo Molnar
2015-06-05 5:58 ` Ingo Molnar
2015-06-05 8:24 ` George Spelvin
2015-06-05 8:31 ` Ingo Molnar
2015-06-05 20:17 ` George Spelvin
2015-06-06 21:50 ` George Spelvin
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