]> asedeno.scripts.mit.edu Git - linux.git/blobdiff - arch/x86/include/asm/cpufeature.h
Merge tag 'mips_fixes_4.16_2' of git://git.kernel.org/pub/scm/linux/kernel/git/jhogan...
[linux.git] / arch / x86 / include / asm / cpufeature.h
index 70eddb3922ff7b3e44fc27b9426da39aa4e2b6fa..736771c9822ef965233b7114fd0b1a025e8c3a46 100644 (file)
@@ -148,45 +148,46 @@ extern void clear_cpu_cap(struct cpuinfo_x86 *c, unsigned int bit);
  */
 static __always_inline __pure bool _static_cpu_has(u16 bit)
 {
-               asm_volatile_goto("1: jmp 6f\n"
-                        "2:\n"
-                        ".skip -(((5f-4f) - (2b-1b)) > 0) * "
-                                "((5f-4f) - (2b-1b)),0x90\n"
-                        "3:\n"
-                        ".section .altinstructions,\"a\"\n"
-                        " .long 1b - .\n"              /* src offset */
-                        " .long 4f - .\n"              /* repl offset */
-                        " .word %P1\n"                 /* always replace */
-                        " .byte 3b - 1b\n"             /* src len */
-                        " .byte 5f - 4f\n"             /* repl len */
-                        " .byte 3b - 2b\n"             /* pad len */
-                        ".previous\n"
-                        ".section .altinstr_replacement,\"ax\"\n"
-                        "4: jmp %l[t_no]\n"
-                        "5:\n"
-                        ".previous\n"
-                        ".section .altinstructions,\"a\"\n"
-                        " .long 1b - .\n"              /* src offset */
-                        " .long 0\n"                   /* no replacement */
-                        " .word %P0\n"                 /* feature bit */
-                        " .byte 3b - 1b\n"             /* src len */
-                        " .byte 0\n"                   /* repl len */
-                        " .byte 0\n"                   /* pad len */
-                        ".previous\n"
-                        ".section .altinstr_aux,\"ax\"\n"
-                        "6:\n"
-                        " testb %[bitnum],%[cap_byte]\n"
-                        " jnz %l[t_yes]\n"
-                        " jmp %l[t_no]\n"
-                        ".previous\n"
-                        : : "i" (bit), "i" (X86_FEATURE_ALWAYS),
-                            [bitnum] "i" (1 << (bit & 7)),
-                            [cap_byte] "m" (((const char *)boot_cpu_data.x86_capability)[bit >> 3])
-                        : : t_yes, t_no);
-       t_yes:
-               return true;
-       t_no:
-               return false;
+       asm_volatile_goto("1: jmp 6f\n"
+                "2:\n"
+                ".skip -(((5f-4f) - (2b-1b)) > 0) * "
+                        "((5f-4f) - (2b-1b)),0x90\n"
+                "3:\n"
+                ".section .altinstructions,\"a\"\n"
+                " .long 1b - .\n"              /* src offset */
+                " .long 4f - .\n"              /* repl offset */
+                " .word %P[always]\n"          /* always replace */
+                " .byte 3b - 1b\n"             /* src len */
+                " .byte 5f - 4f\n"             /* repl len */
+                " .byte 3b - 2b\n"             /* pad len */
+                ".previous\n"
+                ".section .altinstr_replacement,\"ax\"\n"
+                "4: jmp %l[t_no]\n"
+                "5:\n"
+                ".previous\n"
+                ".section .altinstructions,\"a\"\n"
+                " .long 1b - .\n"              /* src offset */
+                " .long 0\n"                   /* no replacement */
+                " .word %P[feature]\n"         /* feature bit */
+                " .byte 3b - 1b\n"             /* src len */
+                " .byte 0\n"                   /* repl len */
+                " .byte 0\n"                   /* pad len */
+                ".previous\n"
+                ".section .altinstr_aux,\"ax\"\n"
+                "6:\n"
+                " testb %[bitnum],%[cap_byte]\n"
+                " jnz %l[t_yes]\n"
+                " jmp %l[t_no]\n"
+                ".previous\n"
+                : : [feature]  "i" (bit),
+                    [always]   "i" (X86_FEATURE_ALWAYS),
+                    [bitnum]   "i" (1 << (bit & 7)),
+                    [cap_byte] "m" (((const char *)boot_cpu_data.x86_capability)[bit >> 3])
+                : : t_yes, t_no);
+t_yes:
+       return true;
+t_no:
+       return false;
 }
 
 #define static_cpu_has(bit)                                    \