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authorThomas Gleixner <tglx@linutronix.de>2018-09-17 14:45:44 +0200
committerThomas Gleixner <tglx@linutronix.de>2018-10-04 23:00:27 +0200
commit315f28fa3a7bfbbb6233d800dffa327e87f96129 (patch)
tree6e93f0d9fb28a08d45ef4fe91d2940248f084078 /arch/x86/include/asm/vgtod.h
parentx86/vdso: Move cycle_last handling into the caller (diff)
downloadlinux-315f28fa3a7bfbbb6233d800dffa327e87f96129.tar.xz
linux-315f28fa3a7bfbbb6233d800dffa327e87f96129.zip
x66/vdso: Add CLOCK_TAI support
With the storage array in place it's now trivial to support CLOCK_TAI in the vdso. Extend the base time storage array and add the update code. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Tested-by: Matt Rickard <matt@softrans.com.au> Acked-by: Andy Lutomirski <luto@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephen Boyd <sboyd@kernel.org> Cc: John Stultz <john.stultz@linaro.org> Cc: Florian Weimer <fweimer@redhat.com> Cc: "K. Y. Srinivasan" <kys@microsoft.com> Cc: Vitaly Kuznetsov <vkuznets@redhat.com> Cc: devel@linuxdriverproject.org Cc: virtualization@lists.linux-foundation.org Cc: Paolo Bonzini <pbonzini@redhat.com> Cc: Arnd Bergmann <arnd@arndb.de> Cc: Juergen Gross <jgross@suse.com> Link: https://lkml.kernel.org/r/20180917130707.823878601@linutronix.de
Diffstat (limited to 'arch/x86/include/asm/vgtod.h')
-rw-r--r--arch/x86/include/asm/vgtod.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86/include/asm/vgtod.h b/arch/x86/include/asm/vgtod.h
index 10e534a1a51a..d17b092b9f1b 100644
--- a/arch/x86/include/asm/vgtod.h
+++ b/arch/x86/include/asm/vgtod.h
@@ -18,8 +18,8 @@ struct vgtod_ts {
u64 nsec;
};
-#define VGTOD_BASES (CLOCK_MONOTONIC_COARSE + 1)
-#define VGTOD_HRES (BIT(CLOCK_REALTIME) | BIT(CLOCK_MONOTONIC))
+#define VGTOD_BASES (CLOCK_TAI + 1)
+#define VGTOD_HRES (BIT(CLOCK_REALTIME) | BIT(CLOCK_MONOTONIC) | BIT(CLOCK_TAI))
#define VGTOD_COARSE (BIT(CLOCK_REALTIME_COARSE) | BIT(CLOCK_MONOTONIC_COARSE))
/*