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| author |   Brian Gerst <brgerst@gmail.com> | 2015-07-19 21:09:05 -0400 |
|---|---|---|
| committer |   Ingo Molnar <mingo@kernel.org> | 2015-07-21 09:12:23 +0200 |
| commit | df1ae9a5dc66d9fd57109240042372b1065d984a (patch) | |
| tree | c14e5d065f2fae8c8b6df252761dfe7e7313b332 /tools/perf/scripts/python/call-graph-from-postgresql.py | |
| parent | x86/entry/vm86: Clean up saved_fs/gs (diff) | |
| download | linux-dev-df1ae9a5dc66d9fd57109240042372b1065d984a.tar.xz linux-dev-df1ae9a5dc66d9fd57109240042372b1065d984a.zip | |
x86/entry/vm86: Preserve 'orig_ax'
There is no legitimate reason for usermode to modify the 'orig_ax'
field on entry to vm86 mode, so copy it from the 32-bit regs.
Signed-off-by: Brian Gerst <brgerst@gmail.com>
Cc: Andy Lutomirski <luto@amacapital.net>
Cc: Denys Vlasenko <dvlasenk@redhat.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/1437354550-25858-3-git-send-email-brgerst@gmail.com
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