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authorHuacai Chen <chenhuacai@loongson.cn>2025-12-08 18:09:17 +0800
committerHuacai Chen <chenhuacai@loongson.cn>2025-12-08 18:09:17 +0800
commit4cd09f356ecc61fba53dfd27f98ecd4b8f61bdb7 (patch)
tree9273c788e60ba5f5cf7775625085a663b22417f8 /arch/loongarch/kernel
parentb15dfdacd99dc0014413c71bc1157fc4e895ce68 (diff)
LoongArch: Adjust VDSO/VSYSCALL for 32BIT/64BIT
Adjust VDSO/VSYSCALL because read_cpu_id() for 32BIT/64BIT are different, and LoongArch32 doesn't support GENERIC_GETTIMEOFDAY now (will be supported in future). Reviewed-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com> Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
Diffstat (limited to 'arch/loongarch/kernel')
-rw-r--r--arch/loongarch/kernel/time.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/loongarch/kernel/time.c b/arch/loongarch/kernel/time.c
index 5892f6da07a5..dbaaabcaf6f0 100644
--- a/arch/loongarch/kernel/time.c
+++ b/arch/loongarch/kernel/time.c
@@ -212,7 +212,9 @@ static struct clocksource clocksource_const = {
.read = read_const_counter,
.mask = CLOCKSOURCE_MASK(64),
.flags = CLOCK_SOURCE_IS_CONTINUOUS,
+#ifdef CONFIG_GENERIC_GETTIMEOFDAY
.vdso_clock_mode = VDSO_CLOCKMODE_CPU,
+#endif
};
int __init constant_clocksource_init(void)