[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-changelog] [xen master] xen/arm: Don't map disabled device in DOM0
commit ab26c1db4467337afbcfb025ff6eb15c8d3fce95 Author: Julien Grall <julien.grall@xxxxxxxxxx> AuthorDate: Fri Sep 13 13:49:21 2013 +0100 Commit: Ian Campbell <ian.campbell@xxxxxxxxxx> CommitDate: Tue Sep 17 15:28:33 2013 +0100 xen/arm: Don't map disabled device in DOM0 Linux should cope with 'status = "disabled"' in the Device Tree. Signed-off-by: Julien Grall <julien.grall@xxxxxxxxxx> Acked-by: Ian Campbell <ian.campbell@xxxxxxxxxx> --- xen/arch/arm/domain_build.c | 6 +++++- 1 files changed, 5 insertions(+), 1 deletions(-) diff --git a/xen/arch/arm/domain_build.c b/xen/arch/arm/domain_build.c index fb4f172..70f48b6 100644 --- a/xen/arch/arm/domain_build.c +++ b/xen/arch/arm/domain_build.c @@ -429,9 +429,13 @@ static int handle_node(struct domain *d, struct kernel_info *kinfo, * - Device used by Xen: Obviously dom0 can't use them * - Memory: the guest will see a different view of memory. It will * be allocated later. + * - Disabled device: Linux is able to cope with status="disabled" + * property. Therefore these device doesn't need to be mapped. This + * solution can be use later for pass through. */ if ( dt_device_used_by(np) != DOMID_XEN && - !dt_device_type_is_equal(np, "memory") ) + !dt_device_type_is_equal(np, "memory") && + dt_device_is_available(np) ) { res = map_device(d, np); -- generated by git-patchbot for /home/xen/git/xen.git#master _______________________________________________ Xen-changelog mailing list Xen-changelog@xxxxxxxxxxxxx http://lists.xensource.com/xen-changelog
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