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authorScott Wood <oss@buserror.net>2016-09-22 03:35:18 -0500
committerWill Deacon <will.deacon@arm.com>2016-09-23 17:19:25 +0100
commit1d8f51d41fc7116f3753fe9f9a5dd93e0b550a2c (patch)
treeabbb60533f4f4de2f8b543241a8c7bb1913a2dab /arch/arm/kernel
parentf6dc1576cd517440313c9551b6ffa3d7e389c7c7 (diff)
arm/arm64: arch_timer: Use archdata to indicate vdso suitability
Instead of comparing the name to a magic string, use archdata to explicitly communicate whether the arch timer is suitable for direct vdso access. Acked-by: Will Deacon <will.deacon@arm.com> Acked-by: Russell King <rmk+kernel@armlinux.org.uk> Acked-by: Marc Zyngier <marc.zyngier@arm.com> Signed-off-by: Scott Wood <oss@buserror.net> Signed-off-by: Will Deacon <will.deacon@arm.com>
Diffstat (limited to 'arch/arm/kernel')
-rw-r--r--arch/arm/kernel/vdso.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm/kernel/vdso.c b/arch/arm/kernel/vdso.c
index 994e971a8538..a0affd14086a 100644
--- a/arch/arm/kernel/vdso.c
+++ b/arch/arm/kernel/vdso.c
@@ -270,7 +270,7 @@ static bool tk_is_cntvct(const struct timekeeper *tk)
if (!IS_ENABLED(CONFIG_ARM_ARCH_TIMER))
return false;
- if (strcmp(tk->tkr_mono.clock->name, "arch_sys_counter") != 0)
+ if (!tk->tkr_mono.clock->archdata.vdso_direct)
return false;
return true;