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(parent: bab2bd8) | patch
x86emul: suppress writeback upon unsuccessful MMX/SSE/AVX insn emulation
authorJan Beulich <jbeulich@suse.com>
Thu, 19 May 2016 10:06:33 +0000 (12:06 +0200)
committerJan Beulich <jbeulich@suse.com>
Thu, 19 May 2016 10:06:33 +0000 (12:06 +0200)
commit2bb230972c5ddb1ca823f47750b5d46a9d302d0e
tree26ad8c795a26417e9f142b46562bac9a0689aaa3tree | snapshot
parentbab2bd8e222de9e596699ac080ea985af828c4c4commit | diff
x86emul: suppress writeback upon unsuccessful MMX/SSE/AVX insn emulation

This in particular prevents updating guest IP when handling the retry
needed to forward the memory access to qemu.

Signed-off-by: Jan Beulich <jbeulich@suse.com>
Reviewed-by: Andrew Cooper <andrew.cooper3@citrix.com>
Release-acked-by: Wei Liu <wei.liu2@citrix.com>
xen/arch/x86/x86_emulate/x86_emulate.c diff | blob | history
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