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| author | Wei Yongjun <yjwei@cn.fujitsu.com> | 2010-07-15 04:51:58 +0400 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2010-08-02 07:40:53 +0400 |
| commit | c19b8bd60e19308d5583ef200ddcc782d85d9543 (patch) | |
| tree | ac58a35ca5f79a4bf5f36445ecc8e7d2c10178b4 /fs/stack.c | |
| parent | 9195c4da26bbf8860e2e7b648dbf4ab465c7933a (diff) | |
| download | linux-c19b8bd60e19308d5583ef200ddcc782d85d9543.tar.xz | |
KVM: x86 emulator: fix xchg instruction emulation
If the destination is a memory operand and the memory cannot
map to a valid page, the xchg instruction emulation and locked
instruction will not work on io regions and stuck in endless
loop. We should emulate exchange as write to fix it.
Signed-off-by: Wei Yongjun <yjwei@cn.fujitsu.com>
Acked-by: Gleb Natapov <gleb@redhat.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Diffstat (limited to 'fs/stack.c')
0 files changed, 0 insertions, 0 deletions