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From: Daniel Walker <dwalker@mvista.com>
To: akpm@osdl.org
Cc: linux-kernel@vger.kernel.org, johnstul@us.ibm.com
Subject: [PATCH 20/23] clocksource: x86_64 update for new flags
Date: Tue, 30 Jan 2007 19:37:30 -0800	[thread overview]
Message-ID: <20070131033809.298987113@mvista.com> (raw)
In-Reply-To: 20070131033710.420168478@mvista.com

[-- Attachment #1: clocksource-x86_64-add-flags.patch --]
[-- Type: text/plain, Size: 1864 bytes --]

Update x86_64 for new flags.

Signed-Off-By: Daniel Walker <dwalker@mvista.com>

---
 arch/x86_64/kernel/hpet.c |    1 -
 arch/x86_64/kernel/tsc.c  |   11 ++++-------
 2 files changed, 4 insertions(+), 8 deletions(-)

Index: linux-2.6.19/arch/x86_64/kernel/hpet.c
===================================================================
--- linux-2.6.19.orig/arch/x86_64/kernel/hpet.c
+++ linux-2.6.19/arch/x86_64/kernel/hpet.c
@@ -470,7 +470,6 @@ struct clocksource clocksource_hpet = {
 	.mask		= (cycle_t)HPET_MASK,
 	.mult		= 0, /* set below */
 	.shift		= HPET_SHIFT,
-	.flags		= CLOCK_SOURCE_IS_CONTINUOUS,
 	.vread		= vread_hpet,
 };
 
Index: linux-2.6.19/arch/x86_64/kernel/tsc.c
===================================================================
--- linux-2.6.19.orig/arch/x86_64/kernel/tsc.c
+++ linux-2.6.19/arch/x86_64/kernel/tsc.c
@@ -195,18 +195,15 @@ static struct clocksource clocksource_ts
 	.read			= read_tsc,
 	.mask			= CLOCKSOURCE_MASK(64),
 	.shift			= 22,
-	.flags			= CLOCK_SOURCE_IS_CONTINUOUS |
-				  CLOCK_SOURCE_MUST_VERIFY,
+	.flags                  = CLOCKSOURCE_64BITS | CLOCKSOURCE_PM_AFFECTED,
 	.vread			= vread_tsc,
 };
 
 void mark_tsc_unstable(void)
 {
 	/* check to see if we should switch to the safe clocksource: */
-	if (unlikely(!tsc_unstable && clocksource_tsc.rating != 50)) {
-		clocksource_tsc.rating = 50;
-		clocksource_rating_change(&clocksource_tsc);
-	}
+	if (unlikely(!tsc_unstable && clocksource_tsc.rating != 50))
+		clocksource_tsc.flags |= CLOCKSOURCE_UNSTABLE;
 
 	tsc_unstable = 1;
 }
@@ -218,7 +215,7 @@ static int __init init_tsc_clocksource(v
 		clocksource_tsc.mult = clocksource_khz2mult(cpu_khz,
 							clocksource_tsc.shift);
 		if (check_tsc_unstable())
-			clocksource_tsc.rating = 50;
+			clocksource_tsc.flags |= CLOCKSOURCE_UNSTABLE;
 
 		return clocksource_register(&clocksource_tsc);
 	}

-- 

  parent reply	other threads:[~2007-01-31  3:40 UTC|newest]

Thread overview: 57+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-01-31  3:37 [PATCH 00/23] clocksource update v12 Daniel Walker
2007-01-31  3:37 ` [PATCH 01/23] clocksource: drop clocksource-add-verification-watchdog-helper-fix.patch Daniel Walker
2007-01-31 12:47   ` Ingo Molnar
2007-01-31  3:37 ` [PATCH 02/23] clocksource: drop clocksource-add-verification-watchdog-helper.patch Daniel Walker
2007-01-31  3:37 ` [PATCH 03/23] clocksource: drop clocksource-remove-the-update-callback.patch Daniel Walker
2007-01-31  3:37 ` [PATCH 04/23] clocksource: drop time-x86_64-tsc-fixup-clocksource-changes.patch Daniel Walker
2007-01-31  3:37 ` [PATCH 05/23] clocksource: drop simplify-the-registration-of-clocksources.patch Daniel Walker
2007-01-31  3:37 ` [PATCH 06/23] timekeeping: create kernel/time/timekeeping.c Daniel Walker
2007-01-31  8:59   ` Ingo Molnar
2007-01-31 15:05     ` Daniel Walker
2007-01-31  3:37 ` [PATCH 07/23] clocksource: rating sorted list Daniel Walker
2007-01-31  9:34   ` Ingo Molnar
2007-01-31 15:07     ` Daniel Walker
2007-01-31  3:37 ` [PATCH 08/23] clocksource: drop duplicate register checking Daniel Walker
2007-01-31  9:59   ` Ingo Molnar
2007-01-31 15:13     ` Daniel Walker
2007-01-31 17:19       ` Ingo Molnar
2007-01-31  3:37 ` [PATCH 09/23] clocksource: add block notifier Daniel Walker
2007-01-31 10:17   ` Ingo Molnar
2007-01-31 15:25     ` Daniel Walker
2007-01-31 17:22       ` Ingo Molnar
2007-01-31  3:37 ` [PATCH 10/23] clocksource: remove update_callback Daniel Walker
2007-01-31 10:46   ` Ingo Molnar
2007-01-31 15:42     ` Daniel Walker
2007-01-31 17:18       ` Ingo Molnar
2007-01-31  3:37 ` [PATCH 11/23] clocksource: atomic signals Daniel Walker
2007-01-31 11:07   ` Ingo Molnar
2007-01-31 15:59     ` Daniel Walker
2007-01-31 17:15       ` Ingo Molnar
2007-01-31  3:37 ` [PATCH 12/23] clocksource: add clocksource_get_clock() Daniel Walker
2007-01-31 11:46   ` Ingo Molnar
2007-01-31 16:40     ` Daniel Walker
2007-01-31  3:37 ` [PATCH 13/23] timekeeping: move sysfs layer/drop API calls Daniel Walker
2007-01-31 11:49   ` Ingo Molnar
2007-01-31  3:37 ` [PATCH 14/23] clocksource: increase initcall priority Daniel Walker
2007-01-31 11:50   ` Ingo Molnar
2007-01-31 16:42     ` Daniel Walker
2007-01-31 17:10       ` Ingo Molnar
2007-01-31 17:20         ` Daniel Walker
2007-01-31 17:29           ` Thomas Gleixner
2007-01-31  3:37 ` [PATCH 15/23] clocksource: add new flags Daniel Walker
2007-01-31  3:37 ` [PATCH 16/23] clocksource: arm update for " Daniel Walker
2007-01-31 12:27   ` Ingo Molnar
2007-01-31  3:37 ` [PATCH 17/23] clocksource: avr32 " Daniel Walker
2007-01-31  3:37 ` [PATCH 18/23] clocksource: i386 " Daniel Walker
2007-01-31  3:37 ` [PATCH 19/23] clocksource: mips " Daniel Walker
2007-01-31  3:37 ` Daniel Walker [this message]
2007-01-31  3:37 ` [PATCH 21/23] clocksource: drivers/ " Daniel Walker
2007-01-31  3:37 ` [PATCH 22/23] clocksource: new clock lookup method Daniel Walker
     [not found]   ` <20070131122215.GE1847@elte.hu>
     [not found]     ` <1170261439.9781.96.camel@imap.mvista.com>
     [not found]       ` <20070131164918.GA4468@elte.hu>
     [not found]         ` <1170265169.9781.145.camel@imap.mvista.com>
2007-01-31 17:55           ` Thomas Gleixner
2007-01-31 18:07             ` Daniel Walker
2007-01-31 21:09               ` Thomas Gleixner
2007-01-31  3:37 ` [PATCH 23/23] clocksource tsc: add verify routine Daniel Walker
2007-01-31 12:43   ` Ingo Molnar
2007-01-31 17:02     ` Daniel Walker
2007-01-31 17:22       ` Thomas Gleixner
2007-01-31 17:33       ` Ingo Molnar

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