After e76b027 ("x86,vdso: Use LSL unconditionally for vgetcpu")
native_read_tscp() is unused in the kernel. The function can be removed
like native_read_tsc() was.
[prarit@prarit linux]$ git grep native_read_tscp
arch/x86/include/asm/msr.h:45:static inline unsigned long long
native_read_tscp(unsigned int *aux)
Cc: x...@kernel.org
Cc: Borislav Petkov <b...@suse.de>
Cc: Andy Lutomirski <l...@amacapital.net>
Signed-off-by: Prarit Bhargava <pra...@redhat.com>
---
arch/x86/include/asm/msr.h | 8 --------
1 file changed, 8 deletions(-)
diff --git a/arch/x86/include/asm/msr.h b/arch/x86/include/asm/msr.h
index 93fb7c1..7a79ee2 100644
--- a/arch/x86/include/asm/msr.h
+++ b/arch/x86/include/asm/msr.h
@@ -42,14 +42,6 @@ struct saved_msrs {
struct saved_msr *array;
};
-static inline unsigned long long native_read_tscp(unsigned int *aux)
-{
- unsigned long low, high;
- asm volatile(".byte 0x0f,0x01,0xf9"
- : "=a" (low), "=d" (high), "=c" (*aux));
- return low | ((u64)high << 32);
-}
-
/*
* both i386 and x86_64 returns 64-bit value in edx:eax, but gcc's "A"
* constraint has different meanings. For i386, "A" means exactly
--
1.7.9.3
