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(parent: 18e0097) | patch
x86: drop register reload from INT80 malicious MSI guard
authorJan Beulich <jbeulich@suse.com>
Mon, 22 Feb 2016 16:23:08 +0000 (17:23 +0100)
committerJan Beulich <jbeulich@suse.com>
Mon, 22 Feb 2016 16:23:08 +0000 (17:23 +0100)
commita4b4d3d5a89c61baab042a8972676b6b4f30a9a4
treecb2959be93ff45479cf300c408ac453256289f7ctree | snapshot
parent18e00970a40e4a14620ae7885021df20ee2178efcommit | diff
x86: drop register reload from INT80 malicious MSI guard

None of the restored registers are actually of interest to the
subsequent code (as opposed to the similar construct on the compat
mode hypercall path).

Signed-off-by: Jan Beulich <jbeulich@suse.com>
Reviewed-by: Andrew Cooper <andrew.cooper3@citrix.com>
xen/arch/x86/x86_64/entry.S diff | blob | history
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