diff options
| author | Gabriel Krisman Bertazi <krisman@collabora.com> | 2020-10-03 23:25:27 -0400 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2020-10-26 13:46:46 +0100 |
| commit | 375d4bfda57392f0865dae051e1c4bd2700e8d71 (patch) | |
| tree | cc2258a1a4fef887012ee331b39f8fdeb35f81c5 /arch/x86/events/intel/ds.c | |
| parent | 3650b228f83adda7e5ee532e2b90429c03f7b9ec (diff) | |
perf/x86: Avoid TIF_IA32 when checking 64bit mode
In preparation to remove TIF_IA32, stop using it in perf events code.
Tested by running perf on 32-bit, 64-bit and x32 applications.
Suggested-by: Andy Lutomirski <luto@kernel.org>
Signed-off-by: Gabriel Krisman Bertazi <krisman@collabora.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lore.kernel.org/r/20201004032536.1229030-2-krisman@collabora.com
Diffstat (limited to 'arch/x86/events/intel/ds.c')
| -rw-r--r-- | arch/x86/events/intel/ds.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/events/intel/ds.c b/arch/x86/events/intel/ds.c index 404315df1e16..99a59f38a4e2 100644 --- a/arch/x86/events/intel/ds.c +++ b/arch/x86/events/intel/ds.c @@ -1259,7 +1259,7 @@ static int intel_pmu_pebs_fixup_ip(struct pt_regs *regs) old_to = to; #ifdef CONFIG_X86_64 - is_64bit = kernel_ip(to) || !test_thread_flag(TIF_IA32); + is_64bit = kernel_ip(to) || any_64bit_mode(regs); #endif insn_init(&insn, kaddr, size, is_64bit); insn_get_length(&insn); |