diff options
| author | Thomas Gleixner <tglx@linutronix.de> | 2017-08-28 08:47:52 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2017-08-29 12:07:27 +0200 |
| commit | 90f6225fba0c732f3f5f9f5e265bdefa021ff12d (patch) | |
| tree | a4ccf52e9ae335bbc095d08f61530d0e6c9d3e88 /arch/x86/kernel/traps.c | |
| parent | 0a30908b9149b2b332ccf817261125a634765566 (diff) | |
x86/idt: Move IST stack based traps to table init
Initialize the IST based traps via a table.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Brian Gerst <brgerst@gmail.com>
Cc: Denys Vlasenko <dvlasenk@redhat.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Steven Rostedt <rostedt@goodmis.org>
Link: http://lkml.kernel.org/r/20170828064959.091328949@linutronix.de
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/kernel/traps.c')
| -rw-r--r-- | arch/x86/kernel/traps.c | 9 |
1 files changed, 1 insertions, 8 deletions
diff --git a/arch/x86/kernel/traps.c b/arch/x86/kernel/traps.c index 1492bf5eb549..293f5bddd761 100644 --- a/arch/x86/kernel/traps.c +++ b/arch/x86/kernel/traps.c @@ -979,14 +979,7 @@ void __init trap_init(void) */ cpu_init(); - /* - * X86_TRAP_DB and X86_TRAP_BP have been set - * in early_trap_init(). However, ITS works only after - * cpu_init() loads TSS. See comments in early_trap_init(). - */ - set_intr_gate_ist(X86_TRAP_DB, &debug, DEBUG_STACK); - /* int3 can be called from all */ - set_system_intr_gate_ist(X86_TRAP_BP, &int3, DEBUG_STACK); + idt_setup_ist_traps(); x86_init.irqs.trap_init(); |