| Date | Mon, 6 Jul 2015 08:43:30 -0700 | From | tip-bot for Andy Lutomirski <> | Subject | [tip:x86/asm] x86/asm/tsc: Remove rdtscl() |
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Commit-ID: fe47ae6e1a5005b2e82f7eab57b5c3820453293a Gitweb: http://git.kernel.org/tip/fe47ae6e1a5005b2e82f7eab57b5c3820453293a Author: Andy Lutomirski <luto@kernel.org> AuthorDate: Thu, 25 Jun 2015 18:44:06 +0200 Committer: Ingo Molnar <mingo@kernel.org> CommitDate: Mon, 6 Jul 2015 15:23:28 +0200
x86/asm/tsc: Remove rdtscl()
It has no more callers, and it was never a very sensible interface to begin with. Users of the TSC should either read all 64 bits or explicitly throw out the high bits.
Signed-off-by: Andy Lutomirski <luto@kernel.org> Signed-off-by: Borislav Petkov <bp@suse.de> Cc: Andy Lutomirski <luto@amacapital.net> Cc: Borislav Petkov <bp@alien8.de> Cc: Brian Gerst <brgerst@gmail.com> Cc: Denys Vlasenko <dvlasenk@redhat.com> Cc: H. Peter Anvin <hpa@zytor.com> Cc: Huang Rui <ray.huang@amd.com> Cc: John Stultz <john.stultz@linaro.org> Cc: Len Brown <lenb@kernel.org> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Ralf Baechle <ralf@linux-mips.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: kvm ML <kvm@vger.kernel.org> Link: http://lkml.kernel.org/r/250105f7cee519be9d7fc4464b5784caafc8f4fe.1434501121.git.luto@kernel.org Signed-off-by: Ingo Molnar <mingo@kernel.org> --- arch/x86/include/asm/msr.h | 3 --- 1 file changed, 3 deletions(-)
diff --git a/arch/x86/include/asm/msr.h b/arch/x86/include/asm/msr.h index 626f781..c89ed6c 100644 --- a/arch/x86/include/asm/msr.h +++ b/arch/x86/include/asm/msr.h @@ -189,9 +189,6 @@ do { \ #endif /* !CONFIG_PARAVIRT */ -#define rdtscl(low) \ - ((low) = (u32)native_read_tsc()) - /* * 64-bit version of wrmsr_safe(): */
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