diff options
| author | Juergen Gross <jgross@suse.com> | 2026-01-05 12:05:08 +0100 |
|---|---|---|
| committer | Borislav Petkov (AMD) <bp@alien8.de> | 2026-01-12 16:47:20 +0100 |
| commit | b8431b901e825222281bbd156ea8ee8dd60b58de (patch) | |
| tree | e26212682847a57aa8dc20e45223ed786c122bfd | |
| parent | ad892c4851577ab03c9a297f5addb8450cf844fd (diff) | |
loongarch/paravirt: Use common code for paravirt_steal_clock()
Remove the arch specific variant of paravirt_steal_clock() and use
the common one instead.
Signed-off-by: Juergen Gross <jgross@suse.com>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Reviewed-by: Bibo Mao <maobibo@loongson.cn>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://patch.msgid.link/20260105110520.21356-10-jgross@suse.com
| -rw-r--r-- | arch/loongarch/Kconfig | 1 | ||||
| -rw-r--r-- | arch/loongarch/include/asm/paravirt.h | 10 | ||||
| -rw-r--r-- | arch/loongarch/kernel/paravirt.c | 7 |
3 files changed, 1 insertions, 17 deletions
diff --git a/arch/loongarch/Kconfig b/arch/loongarch/Kconfig index 730f34214519..19f08082a782 100644 --- a/arch/loongarch/Kconfig +++ b/arch/loongarch/Kconfig @@ -687,6 +687,7 @@ source "kernel/livepatch/Kconfig" config PARAVIRT bool "Enable paravirtualization code" depends on AS_HAS_LVZ_EXTENSION + select HAVE_PV_STEAL_CLOCK_GEN help This changes the kernel so it can modify itself when it is run under a hypervisor, potentially improving performance significantly diff --git a/arch/loongarch/include/asm/paravirt.h b/arch/loongarch/include/asm/paravirt.h index d219ea0d98ac..0111f0ad5f73 100644 --- a/arch/loongarch/include/asm/paravirt.h +++ b/arch/loongarch/include/asm/paravirt.h @@ -4,16 +4,6 @@ #ifdef CONFIG_PARAVIRT -#include <linux/static_call_types.h> - -u64 dummy_steal_clock(int cpu); -DECLARE_STATIC_CALL(pv_steal_clock, dummy_steal_clock); - -static inline u64 paravirt_steal_clock(int cpu) -{ - return static_call(pv_steal_clock)(cpu); -} - int __init pv_ipi_init(void); int __init pv_time_init(void); int __init pv_spinlock_init(void); diff --git a/arch/loongarch/kernel/paravirt.c b/arch/loongarch/kernel/paravirt.c index 8caaa94fed1a..c5e526098c0b 100644 --- a/arch/loongarch/kernel/paravirt.c +++ b/arch/loongarch/kernel/paravirt.c @@ -13,13 +13,6 @@ static int has_steal_clock; static DEFINE_PER_CPU(struct kvm_steal_time, steal_time) __aligned(64); DEFINE_STATIC_KEY_FALSE(virt_spin_lock_key); -static u64 native_steal_clock(int cpu) -{ - return 0; -} - -DEFINE_STATIC_CALL(pv_steal_clock, native_steal_clock); - static bool steal_acc = true; static int __init parse_no_stealacc(char *arg) |