[PATCH 11/28] x86: vdso: Use __arch_get_vdso_data() to access vdso data

Thomas Weißschuh thomas.weissschuh at linutronix.de
Thu Oct 10 18:01:13 AEDT 2024


The implementation details of the vdso_data access will change.
Prepare for that by using the existing helper function.

Signed-off-by: Thomas Weißschuh <thomas.weissschuh at linutronix.de>
---
 arch/x86/include/asm/vdso/getrandom.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/x86/include/asm/vdso/getrandom.h b/arch/x86/include/asm/vdso/getrandom.h
index ff5334ad32a0f56b2d4265fd38d9c287de3dfaa1..ecdcdbcd3392533e5619d7f09403d60a9810ceab 100644
--- a/arch/x86/include/asm/vdso/getrandom.h
+++ b/arch/x86/include/asm/vdso/getrandom.h
@@ -32,8 +32,8 @@ static __always_inline ssize_t getrandom_syscall(void *buffer, size_t len, unsig
 
 static __always_inline const struct vdso_rng_data *__arch_get_vdso_rng_data(void)
 {
-	if (IS_ENABLED(CONFIG_TIME_NS) && __vdso_data->clock_mode == VDSO_CLOCKMODE_TIMENS)
-		return (void *)&__vdso_rng_data + ((void *)&__timens_vdso_data - (void *)&__vdso_data);
+	if (IS_ENABLED(CONFIG_TIME_NS) && __arch_get_vdso_data()->clock_mode == VDSO_CLOCKMODE_TIMENS)
+		return (void *)&__vdso_rng_data + ((void *)&__timens_vdso_data - (void *)__arch_get_vdso_data());
 	return &__vdso_rng_data;
 }
 

-- 
2.47.0



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