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From: Ingo Molnar <mingo@elte.hu>
To: john stultz <johnstul@us.ibm.com>
Cc: lkml <linux-kernel@vger.kernel.org>,
	Darren Hart <dvhltc@us.ibm.com>,
	Nishanth Aravamudan <nacc@us.ibm.com>,
	Frank Sorenson <frank@tuxrocks.com>,
	George Anzinger <george@mvista.com>,
	Roman Zippel <zippel@linux-m68k.org>,
	Ulrich Windl <ulrich.windl@rz.uni-regensburg.de>,
	Thomas Gleixner <tglx@linutronix.de>
Subject: Re: [PATCH 9/13] Time: i386 Conversion - part 5: Enable Generic Timekeeping
Date: Sat, 26 Nov 2005 15:55:09 +0100	[thread overview]
Message-ID: <20051126145509.GI12999@elte.hu> (raw)
In-Reply-To: <20051122013614.18537.87345.sendpatchset@cog.beaverton.ibm.com>


- clean up timeofday-arch-i386-part5.patch

Signed-off-by: Ingo Molnar <mingo@elte.hu>

 arch/i386/lib/delay.c |   28 +++++++++++++++++-----------
 1 files changed, 17 insertions(+), 11 deletions(-)

Index: linux/arch/i386/lib/delay.c
===================================================================
--- linux.orig/arch/i386/lib/delay.c
+++ linux/arch/i386/lib/delay.c
@@ -10,23 +10,25 @@
  *	we have to worry about.
  */
 
+#include <linux/timeofday.h>
+#include <linux/module.h>
 #include <linux/config.h>
 #include <linux/sched.h>
 #include <linux/delay.h>
-#include <linux/timeofday.h>
-#include <linux/module.h>
+
 #include <asm/processor.h>
 #include <asm/delay.h>
 #include <asm/timer.h>
 
 #ifdef CONFIG_SMP
-#include <asm/smp.h>
+# include <asm/smp.h>
 #endif
 
-/* simple loop based delay */
+/* simple loop based delay: */
 static void delay_loop(unsigned long loops)
 {
 	int d0;
+
 	__asm__ __volatile__(
 		"\tjmp 1f\n"
 		".align 16\n"
@@ -37,10 +39,11 @@ static void delay_loop(unsigned long loo
 		:"0" (loops));
 }
 
-/* TSC based delay */
+/* TSC based delay: */
 static void delay_tsc(unsigned long loops)
 {
 	unsigned long bclock, now;
+
 	rdtscl(bclock);
 	do {
 		rep_nop();
@@ -48,7 +51,8 @@ static void delay_tsc(unsigned long loop
 	} while ((now-bclock) < loops);
 }
 
-/* Since we calibrate only once at boot, this
+/*
+ * Since we calibrate only once at boot, this
  * function should be set once at boot and not changed
  */
 static void (*delay_fn)(unsigned long) = delay_loop;
@@ -67,7 +71,6 @@ int read_current_timer(unsigned long *ti
 	return -1;
 }
 
-
 void __delay(unsigned long loops)
 {
 	delay_fn(loops);
@@ -76,21 +79,24 @@ void __delay(unsigned long loops)
 inline void __const_udelay(unsigned long xloops)
 {
 	int d0;
+
 	xloops *= 4;
 	__asm__("mull %0"
 		:"=d" (xloops), "=&a" (d0)
-		:"1" (xloops),"0" (cpu_data[raw_smp_processor_id()].loops_per_jiffy * (HZ/4)));
-        __delay(++xloops);
+		:"1" (xloops), "0"
+		(cpu_data[raw_smp_processor_id()].loops_per_jiffy * (HZ/4)));
+
+	__delay(++xloops);
 }
 
 void __udelay(unsigned long usecs)
 {
-	__const_udelay(usecs * 0x000010c7);  /* 2**32 / 1000000 (rounded up) */
+	__const_udelay(usecs * 0x000010c7); /* 2**32 / 1000000 (rounded up) */
 }
 
 void __ndelay(unsigned long nsecs)
 {
-	__const_udelay(nsecs * 0x00005);  /* 2**32 / 1000000000 (rounded up) */
+	__const_udelay(nsecs * 0x00005); /* 2**32 / 1000000000 (rounded up) */
 }
 
 EXPORT_SYMBOL(__delay);

  reply	other threads:[~2005-11-26 14:55 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-11-22  1:35 [PATCH 0/13] Time: Generic Timeofday Subsystem (v B11) john stultz
2005-11-22  1:35 ` [PATCH 1/13] Time: Reduced NTP rework (part 1) john stultz
2005-11-26 14:52   ` [patch] warn-on-once.patch Ingo Molnar
2005-11-26 15:03     ` Tim Schmielau
2005-11-26 15:03     ` Michal Schmidt
2005-11-26 15:17     ` Ingo Molnar
2005-11-26 15:21       ` Ingo Molnar
2005-11-26 14:52   ` [PATCH 1/13] Time: Reduced NTP rework (part 1) Ingo Molnar
2005-11-22  1:35 ` [PATCH 2/13] Time: Reduced NTP Rework (part 2) john stultz
2005-11-26 14:53   ` Ingo Molnar
2005-11-22  1:35 ` [PATCH 3/13] Time: Clocksource Infrastructure john stultz
2005-11-26 14:53   ` Ingo Molnar
2005-11-22  1:35 ` [PATCH 4/13] Time: Generic Timekeeping Infrastructure john stultz
2005-11-26 14:54   ` Ingo Molnar
2005-11-22  1:35 ` [PATCH 5/13] Time: i386 Conversion - part 1: Move timer_pit.c to i8253.c john stultz
2005-11-26 14:54   ` Ingo Molnar
2005-11-22  1:35 ` [PATCH 6/13] Time: i386 Conversion - part 2: Move timer_tsc.c to tsc.c john stultz
2005-11-26 14:54   ` Ingo Molnar
2005-11-22  1:36 ` [PATCH 7/13] Time: i386 Conversion - part 3: Rework TSC Support john stultz
2005-11-22  1:36 ` [PATCH 8/13] Time: i386 Conversion - part 4: ACPI PM variable renaming john stultz
2005-11-22  1:36 ` [PATCH 9/13] Time: i386 Conversion - part 5: Enable Generic Timekeeping john stultz
2005-11-26 14:55   ` Ingo Molnar [this message]
2005-11-22  1:36 ` [PATCH 10/13] Time: i386 Conversion - part 6: Remove Old Code john stultz
2005-11-22  1:36 ` [PATCH 11/13] Time: x86-64 Conversion to Generic Timekeeping john stultz
2005-11-26 14:55   ` Ingo Molnar
2005-11-26 15:11     ` Ingo Molnar
2005-11-22  1:36 ` [PATCH 12/13] Time: i386/x86-64 Clocksource Drivers john stultz
2005-11-26 14:55   ` Ingo Molnar
2005-11-22  1:36 ` [PATCH 13/13] Time: Generic Timekeeping Paraniod Debug Patch john stultz
2005-11-22  2:03 ` [PATCH 0/13] Time: Generic Timeofday Subsystem (v B11) john stultz
2005-11-26 14:50 ` Ingo Molnar
2005-11-26 14:58   ` Ingo Molnar
  -- strict thread matches above, loose matches on Subject: below --
2005-12-15  2:00 [PATCH 0/13] Time: Generic Timeofday Subsystem (v B14) john stultz
2005-12-15  2:01 ` [PATCH 9/13] Time: i386 Conversion - part 5: Enable Generic Timekeeping john stultz
2005-12-06  4:13 [PATCH 0/13] Time: Generic Timeofday Subsystem (v B13) john stultz
2005-12-06  4:14 ` [PATCH 9/13] Time: i386 Conversion - part 5: Enable Generic Timekeeping john stultz
2005-12-02  3:25 [PATCH 0/13] Time: Generic Timeofday Subsystem (v B12) john stultz
2005-12-02  3:26 ` [PATCH 9/13] Time: i386 Conversion - part 5: Enable Generic Timekeeping john stultz
2005-11-12  4:48 [PATCH 0/13] Time: Generic Timeofday Subsystem (v B10) john stultz
2005-11-12  4:49 ` [PATCH 9/13] Time: i386 Conversion - part 5: Enable Generic Timekeeping john stultz

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