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From: Muhammad Usama Anjum <usama.anjum@collabora.com>
To: Shuah Khan <shuah@kernel.org>,
	Nathan Chancellor <nathan@kernel.org>,
	Nick Desaulniers <ndesaulniers@google.com>,
	Bill Wendling <morbo@google.com>,
	Justin Stitt <justinstitt@google.com>,
	Muhammad Usama Anjum <usama.anjum@collabora.com>,
	Rick Edgecombe <rick.p.edgecombe@intel.com>,
	"Mike Rapoport (IBM)" <rppt@kernel.org>,
	Ingo Molnar <mingo@kernel.org>,
	Dave Hansen <dave.hansen@linux.intel.com>,
	Alexey Dobriyan <adobriyan@gmail.com>,
	Binbin Wu <binbin.wu@linux.intel.com>,
	"Chang S. Bae" <chang.seok.bae@intel.com>,
	"Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>,
	linux-kselftest@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	llvm@lists.linux.dev
Cc: kernel@collabora.com
Subject: [PATCH 8/8] selftests: x86: amx: Remove unused functions
Date: Wed,  1 May 2024 17:29:18 +0500
Message-Id: <20240501122918.3831734-9-usama.anjum@collabora.com>
In-Reply-To: <20240501122918.3831734-1-usama.anjum@collabora.com>
References: <20240501122918.3831734-1-usama.anjum@collabora.com>
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Remove unused code.

amx.c:42:24: warning: unused function 'xgetbv' [-Wunused-function]
   42 | static inline uint64_t xgetbv(uint32_t index)
      |                        ^~~~~~
amx.c:167:24: warning: unused function 'get_xstatebv' [-Wunused-function]
  167 | static inline uint64_t get_xstatebv(struct xsave_buffer *buffer)
      |                        ^~~~~~~~~~~~

Signed-off-by: Muhammad Usama Anjum <usama.anjum@collabora.com>
---
 tools/testing/selftests/x86/amx.c | 16 ----------------
 1 file changed, 16 deletions(-)

diff --git a/tools/testing/selftests/x86/amx.c b/tools/testing/selftests/x86/amx.c
index 95aad6d8849be..1fdf35a4d7f63 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;
@@ -164,12 +154,6 @@ 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: */
-- 
2.39.2