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(parent: 850fd17) | patch
x86/PV: restrict permitted instructions during memory write emulation
authorJan Beulich <jbeulich@suse.com>
Thu, 19 Jan 2017 09:38:08 +0000 (10:38 +0100)
committerJan Beulich <jbeulich@suse.com>
Thu, 19 Jan 2017 09:38:08 +0000 (10:38 +0100)
commitff913f68c9e1153b33d25ede18891a8199ae82bb
tree5fa27860cb20a58239a442cd95ef892ade6622f2tree | snapshot
parent850fd17ed2902ec92df4480fae2bb5c28569ba9ecommit | diff
x86/PV: restrict permitted instructions during memory write emulation

All three code paths mean to only emulate memory writes. Refuse
emulation of any other instructions there.

Signed-off-by: Jan Beulich <jbeulich@suse.com>
Reviewed-by: Andrew Cooper <andrew.cooper3@citrix.com>
xen/arch/x86/mm.c diff | blob | history
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