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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /arch/x86/include/asm/traps.h
parentInitial commit. (diff)
downloadlinux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz
linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/x86/include/asm/traps.h')
-rw-r--r--arch/x86/include/asm/traps.h50
1 files changed, 50 insertions, 0 deletions
diff --git a/arch/x86/include/asm/traps.h b/arch/x86/include/asm/traps.h
new file mode 100644
index 000000000..47ecfff2c
--- /dev/null
+++ b/arch/x86/include/asm/traps.h
@@ -0,0 +1,50 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _ASM_X86_TRAPS_H
+#define _ASM_X86_TRAPS_H
+
+#include <linux/context_tracking_state.h>
+#include <linux/kprobes.h>
+
+#include <asm/debugreg.h>
+#include <asm/idtentry.h>
+#include <asm/siginfo.h> /* TRAP_TRACE, ... */
+#include <asm/trap_pf.h>
+
+#ifdef CONFIG_X86_64
+asmlinkage __visible notrace struct pt_regs *sync_regs(struct pt_regs *eregs);
+asmlinkage __visible notrace
+struct pt_regs *fixup_bad_iret(struct pt_regs *bad_regs);
+void __init trap_init(void);
+asmlinkage __visible noinstr struct pt_regs *vc_switch_off_ist(struct pt_regs *eregs);
+#endif
+
+extern bool ibt_selftest(void);
+
+#ifdef CONFIG_X86_F00F_BUG
+/* For handling the FOOF bug */
+void handle_invalid_op(struct pt_regs *regs);
+#endif
+
+static inline int get_si_code(unsigned long condition)
+{
+ if (condition & DR_STEP)
+ return TRAP_TRACE;
+ else if (condition & (DR_TRAP0|DR_TRAP1|DR_TRAP2|DR_TRAP3))
+ return TRAP_HWBKPT;
+ else
+ return TRAP_BRKPT;
+}
+
+extern int panic_on_unrecovered_nmi;
+
+void math_emulate(struct math_emu_info *);
+
+bool fault_in_kernel_space(unsigned long address);
+
+#ifdef CONFIG_VMAP_STACK
+void __noreturn handle_stack_overflow(struct pt_regs *regs,
+ unsigned long fault_address,
+ struct stack_info *info);
+#endif
+
+#endif /* _ASM_X86_TRAPS_H */