Remove some unused helper code. Also, get rid of the redundant permission request.
Signed-off-by: Chang S. Bae chang.seok.bae@intel.com Cc: Shuah Khan shuah@kernel.org Cc: Thomas Gleixner tglx@linutronix.de Cc: Dave Hansen dave.hansen@linux.intel.com Cc: linux-kselftest@vger.kernel.org Cc: linux-kernel@vger.kernel.org --- Changes from v2: * Add as a new patch --- tools/testing/selftests/x86/amx.c | 20 -------------------- 1 file changed, 20 deletions(-)
diff --git a/tools/testing/selftests/x86/amx.c b/tools/testing/selftests/x86/amx.c index f0b1efe89ef7..854f7d61be89 100644 --- a/tools/testing/selftests/x86/amx.c +++ b/tools/testing/selftests/x86/amx.c @@ -39,16 +39,6 @@ struct xsave_buffer { }; };
-static inline uint64_t xgetbv(uint32_t index) -{ - uint32_t eax, edx; - - asm volatile("xgetbv;" - : "=a" (eax), "=d" (edx) - : "c" (index)); - return eax + ((uint64_t)edx << 32); -} - static inline void xsave(struct xsave_buffer *xbuf, uint64_t rfbm) { uint32_t rfbm_lo = rfbm; @@ -110,8 +100,6 @@ static struct {
#define CPUID_LEAF_XSTATE 0xd #define CPUID_SUBLEAF_XSTATE_USER 0x0 -#define TILE_CPUID 0x1d -#define TILE_PALETTE_ID 0x1
static void check_cpuid_xtiledata(void) { @@ -161,12 +149,6 @@ static inline void clear_xstate_header(struct xsave_buffer *buffer) memset(&buffer->header, 0, sizeof(buffer->header)); }
-static inline uint64_t get_xstatebv(struct xsave_buffer *buffer) -{ - /* XSTATE_BV is at the beginning of the header: */ - return *(uint64_t *)&buffer->header; -} - static inline void set_xstatebv(struct xsave_buffer *buffer, uint64_t bv) { /* XSTATE_BV is at the beginning of the header: */ @@ -769,8 +751,6 @@ static void test_context_switch(void) /* Affinitize to one CPU to force context switches */ affinitize_cpu0();
- req_xtiledata_perm(); - printf("[RUN]\tCheck tiledata context switches, %d iterations, %d threads.\n", ctxtswtest_config.iterations, ctxtswtest_config.num_threads);