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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/arm64/include
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/arm64/include')
-rw-r--r--arch/arm64/include/asm/clocksource.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/clocksource.h b/arch/arm64/include/asm/clocksource.h
new file mode 100644
index 000000000000..0b350a7e26f3
--- /dev/null
+++ b/arch/arm64/include/asm/clocksource.h
@@ -0,0 +1,8 @@
+#ifndef _ASM_CLOCKSOURCE_H
+#define _ASM_CLOCKSOURCE_H
+
+struct arch_clocksource_data {
+ bool vdso_direct; /* Usable for direct VDSO access? */
+};
+
+#endif