Add check for invariant TSC on x86 and use TSC is default clock if reliable

[fio.git] / crc / crc32c-intel.c

diff --git a/crc/crc32c-intel.c b/crc/crc32c-intel.c
index 8a6e6dcefb749b41ed5ecddb7035ae6a8c247adf..8e1cd587dcec85adc2a75ec4bd824e75457514b5 100644 (file)
--- a/crc/crc32c-intel.c
+++ b/crc/crc32c-intel.c
@@ -78,22 +78,6 @@ uint32_t crc32c_intel(unsigned char const *data, unsigned long length)
        return crc;
 }
 
-static void do_cpuid(unsigned int *eax, unsigned int *ebx, unsigned int *ecx,
-                    unsigned int *edx)
-{
-       int id = *eax;
-
-       asm("movl %4, %%eax;"
-           "cpuid;"
-           "movl %%eax, %0;"
-           "movl %%ebx, %1;"
-           "movl %%ecx, %2;"
-           "movl %%edx, %3;"
-               : "=r" (*eax), "=r" (*ebx), "=r" (*ecx), "=r" (*edx)
-               : "r" (id)
-               : "eax", "ebx", "ecx", "edx");
-}
-
 void crc32c_intel_probe(void)
 {
        if (!crc32c_probed) {