diff options
| author | Andy Lutomirski <luto@kernel.org> | 2016-01-31 09:33:26 -0800 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2016-02-01 08:53:25 +0100 |
| commit | b7765086b7c5a5be029a739c2caa161da51c2076 (patch) | |
| tree | 6dcdee4ed261c942de058732c818f843701ed63b /tools/perf/scripts/python/call-graph-from-postgresql.py | |
| parent | 8c725306993198f845038dc9e45a1267099867a6 (diff) | |
x86/entry/64: Fix an IRQ state error on ptregs-using syscalls
I messed up the IRQ state when jumping off the fast path due to
invocation of a ptregs-using syscall. This bug shouldn't have
had any impact yet, but it would have caused problems with
subsequent context tracking cleanups.
Reported-and-tested-by: Borislav Petkov <bp@suse.de>
Signed-off-by: Andy Lutomirski <luto@kernel.org>
Cc: Andy Lutomirski <luto@amacapital.net>
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: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Fixes: 1e423bff959e x86/entry/64: ("Migrate the 64-bit syscall slow path to C")
Link: http://lkml.kernel.org/r/ab92cd365fb7b0a56869e920017790d96610fdca.1454261517.git.luto@kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'tools/perf/scripts/python/call-graph-from-postgresql.py')
0 files changed, 0 insertions, 0 deletions