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| author | Stefano Stabellini <stefano.stabellini@eu.citrix.com> | 2014-09-11 02:49:30 +0400 |
|---|---|---|
| committer | Stefano Stabellini <stefano.stabellini@eu.citrix.com> | 2014-09-11 22:11:52 +0400 |
| commit | 5ebc77de83c7b74543de774afa7395b3b790e65e (patch) | |
| tree | ed73142a80e34fc36e66ac52231b66446ca9f72a /arch/arm/include/asm/xen/hypervisor.h | |
| parent | 0b5a50635fc916cf46e3de0b819a61fc3f17e7ee (diff) | |
| download | linux-5ebc77de83c7b74543de774afa7395b3b790e65e.tar.xz | |
xen/arm: introduce XENFEAT_grant_map_identity
The flag tells us that the hypervisor maps a grant page to guest
physical address == machine address of the page in addition to the
normal grant mapping address. It is needed to properly issue cache
maintenance operation at the completion of a DMA operation involving a
foreign grant.
Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Tested-by: Denis Schneider <v1ne2go@gmail.com>
Diffstat (limited to 'arch/arm/include/asm/xen/hypervisor.h')
0 files changed, 0 insertions, 0 deletions