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| author | Thomas Gleixner <tglx@linutronix.de> | 2020-02-07 13:38:56 +0100 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2020-02-17 14:40:23 +0100 |
| commit | b95a8a27c300d1a39a4e36f63a518ef36e4b966c (patch) | |
| tree | 9437517f3e64996fbd9d4f11c66af6948bd216a1 /arch/x86/kernel | |
| parent | 5d51bee725cc1497352d6b0b604e42a90c680540 (diff) | |
| download | linux-b95a8a27c300d1a39a4e36f63a518ef36e4b966c.tar.bz2 | |
x86/vdso: Use generic VDSO clock mode storage
Switch to the generic VDSO clock mode storage.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Vincenzo Frascino <vincenzo.frascino@arm.com> (VDSO parts)
Acked-by: Juergen Gross <jgross@suse.com> (Xen parts)
Acked-by: Paolo Bonzini <pbonzini@redhat.com> (KVM parts)
Link: https://lkml.kernel.org/r/20200207124403.152039903@linutronix.de
Diffstat (limited to 'arch/x86/kernel')
| -rw-r--r-- | arch/x86/kernel/kvmclock.c | 4 | ||||
| -rw-r--r-- | arch/x86/kernel/pvclock.c | 2 | ||||
| -rw-r--r-- | arch/x86/kernel/time.c | 12 | ||||
| -rw-r--r-- | arch/x86/kernel/tsc.c | 6 |
4 files changed, 9 insertions, 15 deletions
diff --git a/arch/x86/kernel/kvmclock.c b/arch/x86/kernel/kvmclock.c index 33f2cac25f13..34b18f6eeb2c 100644 --- a/arch/x86/kernel/kvmclock.c +++ b/arch/x86/kernel/kvmclock.c @@ -161,7 +161,7 @@ bool kvm_check_and_clear_guest_paused(void) static int kvm_cs_enable(struct clocksource *cs) { - vclocks_set_used(VCLOCK_PVCLOCK); + vclocks_set_used(VDSO_CLOCKMODE_PVCLOCK); return 0; } @@ -279,7 +279,7 @@ static int __init kvm_setup_vsyscall_timeinfo(void) if (!(flags & PVCLOCK_TSC_STABLE_BIT)) return 0; - kvm_clock.archdata.vclock_mode = VCLOCK_PVCLOCK; + kvm_clock.vdso_clock_mode = VDSO_CLOCKMODE_PVCLOCK; #endif kvmclock_init_mem(); diff --git a/arch/x86/kernel/pvclock.c b/arch/x86/kernel/pvclock.c index 10125358b9c4..11065dc03f5b 100644 --- a/arch/x86/kernel/pvclock.c +++ b/arch/x86/kernel/pvclock.c @@ -145,7 +145,7 @@ void pvclock_read_wallclock(struct pvclock_wall_clock *wall_clock, void pvclock_set_pvti_cpu0_va(struct pvclock_vsyscall_time_info *pvti) { - WARN_ON(vclock_was_used(VCLOCK_PVCLOCK)); + WARN_ON(vclock_was_used(VDSO_CLOCKMODE_PVCLOCK)); pvti_cpu0_va = pvti; } diff --git a/arch/x86/kernel/time.c b/arch/x86/kernel/time.c index d8673d8a779b..4d545db52efc 100644 --- a/arch/x86/kernel/time.c +++ b/arch/x86/kernel/time.c @@ -122,18 +122,12 @@ void __init time_init(void) */ void clocksource_arch_init(struct clocksource *cs) { - if (cs->archdata.vclock_mode == VCLOCK_NONE) + if (cs->vdso_clock_mode == VDSO_CLOCKMODE_NONE) return; - if (cs->archdata.vclock_mode > VCLOCK_MAX) { - pr_warn("clocksource %s registered with invalid vclock_mode %d. Disabling vclock.\n", - cs->name, cs->archdata.vclock_mode); - cs->archdata.vclock_mode = VCLOCK_NONE; - } - if (cs->mask != CLOCKSOURCE_MASK(64)) { - pr_warn("clocksource %s registered with invalid mask %016llx. Disabling vclock.\n", + pr_warn("clocksource %s registered with invalid mask %016llx for VDSO. Disabling VDSO support.\n", cs->name, cs->mask); - cs->archdata.vclock_mode = VCLOCK_NONE; + cs->vdso_clock_mode = VDSO_CLOCKMODE_NONE; } } diff --git a/arch/x86/kernel/tsc.c b/arch/x86/kernel/tsc.c index 742da141a30a..971d6f0216df 100644 --- a/arch/x86/kernel/tsc.c +++ b/arch/x86/kernel/tsc.c @@ -1110,7 +1110,7 @@ static void tsc_cs_tick_stable(struct clocksource *cs) static int tsc_cs_enable(struct clocksource *cs) { - vclocks_set_used(VCLOCK_TSC); + vclocks_set_used(VDSO_CLOCKMODE_TSC); return 0; } @@ -1124,7 +1124,7 @@ static struct clocksource clocksource_tsc_early = { .mask = CLOCKSOURCE_MASK(64), .flags = CLOCK_SOURCE_IS_CONTINUOUS | CLOCK_SOURCE_MUST_VERIFY, - .archdata = { .vclock_mode = VCLOCK_TSC }, + .vdso_clock_mode = VDSO_CLOCKMODE_TSC, .enable = tsc_cs_enable, .resume = tsc_resume, .mark_unstable = tsc_cs_mark_unstable, @@ -1145,7 +1145,7 @@ static struct clocksource clocksource_tsc = { .flags = CLOCK_SOURCE_IS_CONTINUOUS | CLOCK_SOURCE_VALID_FOR_HRES | CLOCK_SOURCE_MUST_VERIFY, - .archdata = { .vclock_mode = VCLOCK_TSC }, + .vdso_clock_mode = VDSO_CLOCKMODE_TSC, .enable = tsc_cs_enable, .resume = tsc_resume, .mark_unstable = tsc_cs_mark_unstable, |