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| author | Jan Beulich <jbeulich@suse.com> | 2013-10-14 09:50:16 +0200 |
|---|---|---|
| committer | Jan Beulich <jbeulich@suse.com> | 2013-10-14 09:50:16 +0200 |
| commit | f21399e148386ecf3826ab81159eca58cfab2147 (patch) | |
| tree | 658790e97a8ad57938021db95c551d61b2db9af2 /xen/include/asm-x86/hvm/vcpu.h | |
| parent | 7ab6af234f9c140418e6aae177928d00abbb628b (diff) | |
| download | xen-f21399e148386ecf3826ab81159eca58cfab2147.tar.gz xen-f21399e148386ecf3826ab81159eca58cfab2147.tar.bz2 xen-f21399e148386ecf3826ab81159eca58cfab2147.zip | |
x86/HVM: properly handle backward string instruction emulation
Multiplying a signed 32-bit quantity with an unsigned 32-bit quantity
produces an unsigned 32-bit result, yet for emulation of backward
string instructions we need the result sign extended before getting
added to the base address.
Signed-off-by: Jan Beulich <jbeulich@suse.com>
Reviewed-by: Andrew Cooper <andrew.cooper3@citrix.com>
Acked-by: Keir Fraser <keir@xen.org>
Diffstat (limited to 'xen/include/asm-x86/hvm/vcpu.h')
0 files changed, 0 insertions, 0 deletions