* [PATCH] x86/time: drop pmt_scale_r
@ 2022-01-20 15:46 Jan Beulich
2022-01-20 15:51 ` Andrew Cooper
0 siblings, 1 reply; 2+ messages in thread
From: Jan Beulich @ 2022-01-20 15:46 UTC (permalink / raw)
To: xen-devel; +Cc: Andrew Cooper, Wei Liu, Roger Pau Monné
Its only user, ns_to_acpi_pm_tick(), is unused.
Signed-off-by: Jan Beulich <jbeulich@suse.com>
--- a/xen/arch/x86/include/asm/time.h
+++ b/xen/arch/x86/include/asm/time.h
@@ -48,7 +48,6 @@ void pit_broadcast_exit(void);
int pit_broadcast_is_available(void);
uint64_t acpi_pm_tick_to_ns(uint64_t ticks);
-uint64_t ns_to_acpi_pm_tick(uint64_t ns);
uint64_t tsc_ticks2ns(uint64_t ticks);
--- a/xen/arch/x86/time.c
+++ b/xen/arch/x86/time.c
@@ -535,12 +535,10 @@ static struct platform_timesource __init
};
static struct time_scale __read_mostly pmt_scale;
-static struct time_scale __read_mostly pmt_scale_r;
static __init int init_pmtmr_scale(void)
{
set_time_scale(&pmt_scale, ACPI_PM_FREQUENCY);
- pmt_scale_r = scale_reciprocal(pmt_scale);
return 0;
}
__initcall(init_pmtmr_scale);
@@ -550,11 +548,6 @@ uint64_t acpi_pm_tick_to_ns(uint64_t tic
return scale_delta(ticks, &pmt_scale);
}
-uint64_t ns_to_acpi_pm_tick(uint64_t ns)
-{
- return scale_delta(ns, &pmt_scale_r);
-}
-
/************************************************************
* PLATFORM TIMER 4: TSC
*/
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [PATCH] x86/time: drop pmt_scale_r
2022-01-20 15:46 [PATCH] x86/time: drop pmt_scale_r Jan Beulich
@ 2022-01-20 15:51 ` Andrew Cooper
0 siblings, 0 replies; 2+ messages in thread
From: Andrew Cooper @ 2022-01-20 15:51 UTC (permalink / raw)
To: Jan Beulich, xen-devel; +Cc: Andrew Cooper, Wei Liu, Roger Pau Monné
On 20/01/2022 15:46, Jan Beulich wrote:
> Its only user, ns_to_acpi_pm_tick(), is unused.
>
> Signed-off-by: Jan Beulich <jbeulich@suse.com>
Acked-by: Andrew Cooper <andrew.cooper3@citrix.com>
^ permalink raw reply [flat|nested] 2+ messages in thread
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2022-01-20 15:46 [PATCH] x86/time: drop pmt_scale_r Jan Beulich
2022-01-20 15:51 ` Andrew Cooper
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