xen: arm: correct arm64 version of gva_to_ma_par
authorIan Campbell <ian.campbell@citrix.com>
Fri, 13 Mar 2015 10:39:50 +0000 (10:39 +0000)
committerIan Campbell <ian.campbell@citrix.com>
Fri, 13 Mar 2015 12:07:48 +0000 (12:07 +0000)
commitc1245e9d5bf311b5a3267ea4b077a16561fcf439
treef5e0411fdd145b470bb82393917249e158eefc9a
parent9832f5e8e3575f8affceb2751f7422704bf7b446
xen: arm: correct arm64 version of gva_to_ma_par

The implementation was backwards and checked that the guest could
read when asked about write and vice versa.

This is an update to the fix for XSA-98.

Reported-by: Tamas K Lengyel <tklengyel@sec.in.tum.de>
Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
xen/include/asm-arm/arm64/page.h