Re: [PATCHv2 3/6] sched_clock: Make ARM's sched_clock generic forall architectures

From: Baruch Siach
Date: Mon Jun 03 2013 - 03:12:53 EST

Hi Stephen,

On Sat, Jun 01, 2013 at 11:39:40PM -0700, Stephen Boyd wrote:
> Nothing about the sched_clock implementation in the ARM port is
> specific to the architecture. Generalize the code so that other
> architectures can use it by selecting GENERIC_SCHED_CLOCK.
>
> Signed-off-by: Stephen Boyd <sboyd@xxxxxxxxxxxxxx>
> ---
> arch/arm/Kconfig | 1 +
> arch/arm/common/timer-sp.c | 2 +-
> arch/arm/kernel/Makefile | 2 +-
> arch/arm/kernel/arch_timer.c | 2 +-
> arch/arm/kernel/time.c | 4 +---
> arch/arm/mach-davinci/time.c | 2 +-
> arch/arm/mach-imx/time.c | 2 +-
> arch/arm/mach-integrator/integrator_ap.c | 2 +-
> arch/arm/mach-ixp4xx/common.c | 2 +-
> arch/arm/mach-mmp/time.c | 2 +-
> arch/arm/mach-msm/timer.c | 2 +-
> arch/arm/mach-omap1/time.c | 2 +-
> arch/arm/mach-omap2/timer.c | 2 +-
> arch/arm/mach-pxa/time.c | 2 +-
> arch/arm/mach-sa1100/time.c | 2 +-
> arch/arm/mach-u300/timer.c | 2 +-
> arch/arm/plat-iop/time.c | 2 +-
> arch/arm/plat-omap/counter_32k.c | 2 +-
> arch/arm/plat-orion/time.c | 2 +-
> arch/arm/plat-samsung/samsung-time.c | 2 +-
> arch/arm/plat-versatile/sched-clock.c | 2 +-
> drivers/clocksource/bcm2835_timer.c | 2 +-
> drivers/clocksource/clksrc-dbx500-prcmu.c | 3 +--
> drivers/clocksource/dw_apb_timer_of.c | 2 +-
> drivers/clocksource/mxs_timer.c | 2 +-
> drivers/clocksource/nomadik-mtu.c | 2 +-
> drivers/clocksource/samsung_pwm_timer.c | 2 +-
> drivers/clocksource/tegra20_timer.c | 2 +-
> drivers/clocksource/time-armada-370-xp.c | 2 +-
> drivers/clocksource/timer-marco.c | 2 +-
> drivers/clocksource/timer-prima2.c | 2 +-
> {arch/arm/include/asm => include/linux}/sched_clock.h | 9 +++++++--

Shouldn't we just merge this header into the existing linux/sched.h?

baruch

> init/Kconfig | 3 +++
> init/main.c | 2 ++
> kernel/time/Makefile | 1 +
> {arch/arm/kernel => kernel/time}/sched_clock.c | 3 +--
> 36 files changed, 45 insertions(+), 37 deletions(-)
> rename {arch/arm/include/asm => include/linux}/sched_clock.h (75%)
> rename {arch/arm/kernel => kernel/time}/sched_clock.c (99%)

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