x86/traps: Split trap numbers out in a separate header

So they can be used in ASM code. For this it is also necessary to convert
them to defines. Will be used for the rework of the entry code.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Andy Lutomirski <luto@kernel.org>
Reviewed-by: Alexandre Chartre <alexandre.chartre@oracle.com>
Acked-by: Peter Zijlstra <peterz@infradead.org>
Link: https://lkml.kernel.org/r/20200505134903.731004084@linutronix.de

diff --git a/arch/x86/include/asm/trapnr.h b/arch/x86/include/asm/trapnr.h
new file mode 100644 (file)
index 0000000..082f456
--- /dev/null
+++ b/arch/x86/include/asm/trapnr.h
@@ -0,0 +1,31 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _ASM_X86_TRAPNR_H
+#define _ASM_X86_TRAPNR_H
+
+/* Interrupts/Exceptions */
+
+#define X86_TRAP_DE             0      /* Divide-by-zero */
+#define X86_TRAP_DB             1      /* Debug */
+#define X86_TRAP_NMI            2      /* Non-maskable Interrupt */
+#define X86_TRAP_BP             3      /* Breakpoint */
+#define X86_TRAP_OF             4      /* Overflow */
+#define X86_TRAP_BR             5      /* Bound Range Exceeded */
+#define X86_TRAP_UD             6      /* Invalid Opcode */
+#define X86_TRAP_NM             7      /* Device Not Available */
+#define X86_TRAP_DF             8      /* Double Fault */
+#define X86_TRAP_OLD_MF                 9      /* Coprocessor Segment Overrun */
+#define X86_TRAP_TS            10      /* Invalid TSS */
+#define X86_TRAP_NP            11      /* Segment Not Present */
+#define X86_TRAP_SS            12      /* Stack Segment Fault */
+#define X86_TRAP_GP            13      /* General Protection Fault */
+#define X86_TRAP_PF            14      /* Page Fault */
+#define X86_TRAP_SPURIOUS      15      /* Spurious Interrupt */
+#define X86_TRAP_MF            16      /* x87 Floating-Point Exception */
+#define X86_TRAP_AC            17      /* Alignment Check */
+#define X86_TRAP_MC            18      /* Machine Check */
+#define X86_TRAP_XF            19      /* SIMD Floating-Point Exception */
+#define X86_TRAP_VE            20      /* Virtualization Exception */
+#define X86_TRAP_CP            21      /* Control Protection Exception */
+#define X86_TRAP_IRET          32      /* IRET Exception */
+
+#endif

diff --git a/arch/x86/include/asm/traps.h b/arch/x86/include/asm/traps.h
index 2ae904bf25e423b8627e162c2118b5ea6e8c801e..2376620dc66f3e494489fe3c755b10dda7f46e11 100644 (file)
--- a/arch/x86/include/asm/traps.h
+++ b/arch/x86/include/asm/traps.h
@@ -7,6 +7,7 @@
 
 #include <asm/debugreg.h>
 #include <asm/siginfo.h>                       /* TRAP_TRACE, ... */
+#include <asm/trapnr.h>
 
 #define dotraplinkage __visible
 
@@ -122,31 +123,6 @@ void __noreturn handle_stack_overflow(const char *message,
                                      unsigned long fault_address);
 #endif
 
-/* Interrupts/Exceptions */
-enum {
-       X86_TRAP_DE = 0,        /*  0, Divide-by-zero */
-       X86_TRAP_DB,            /*  1, Debug */
-       X86_TRAP_NMI,           /*  2, Non-maskable Interrupt */
-       X86_TRAP_BP,            /*  3, Breakpoint */
-       X86_TRAP_OF,            /*  4, Overflow */
-       X86_TRAP_BR,            /*  5, Bound Range Exceeded */
-       X86_TRAP_UD,            /*  6, Invalid Opcode */
-       X86_TRAP_NM,            /*  7, Device Not Available */
-       X86_TRAP_DF,            /*  8, Double Fault */
-       X86_TRAP_OLD_MF,        /*  9, Coprocessor Segment Overrun */
-       X86_TRAP_TS,            /* 10, Invalid TSS */
-       X86_TRAP_NP,            /* 11, Segment Not Present */
-       X86_TRAP_SS,            /* 12, Stack Segment Fault */
-       X86_TRAP_GP,            /* 13, General Protection Fault */
-       X86_TRAP_PF,            /* 14, Page Fault */
-       X86_TRAP_SPURIOUS,      /* 15, Spurious Interrupt */
-       X86_TRAP_MF,            /* 16, x87 Floating-Point Exception */
-       X86_TRAP_AC,            /* 17, Alignment Check */
-       X86_TRAP_MC,            /* 18, Machine Check */
-       X86_TRAP_XF,            /* 19, SIMD Floating-Point Exception */
-       X86_TRAP_IRET = 32,     /* 32, IRET Exception */
-};
-
 /*
  * Page fault error code bits:
  *