search for: mmio_ro_rang

Displaying 6 results from an estimated 6 matches for "mmio_ro_rang".

Did you mean: mmio_ro_ranges
2013 May 02
5
[PATCH] x86: allow Dom0 read-only access to IO-APICs
...--- a/xen/arch/x86/domain_build.c +++ b/xen/arch/x86/domain_build.c @@ -1114,7 +1114,7 @@ int __init construct_dom0( for ( i = 0; i < nr_ioapics; i++ ) { mfn = paddr_to_pfn(mp_ioapics[i].mpc_apicaddr); - if ( smp_found_config ) + if ( !rangeset_contains_singleton(mmio_ro_ranges, mfn) ) rc |= iomem_deny_access(dom0, mfn, mfn); } --- a/xen/arch/x86/io_apic.c +++ b/xen/arch/x86/io_apic.c @@ -2468,6 +2468,9 @@ void __init init_ioapic_mappings(void) unsigned int i, idx = FIX_IO_APIC_BASE_0; union IO_APIC_reg_01 reg_01; + mmio_ro_ranges = ra...
2012 Feb 14
1
[PATCH] x86: don't allow Dom0 to map MSI-X table writably
...h <jbeulich@suse.com> --- a/xen/arch/x86/mm.c +++ b/xen/arch/x86/mm.c @@ -869,7 +869,7 @@ get_page_from_l1e( return -EINVAL; } - if ( !(l1f & _PAGE_RW) || IS_PRIV(pg_owner) || + if ( !(l1f & _PAGE_RW) || !rangeset_contains_singleton(mmio_ro_ranges, mfn) ) return 0; dprintk(XENLOG_G_WARNING, _______________________________________________ Xen-devel mailing list Xen-devel@lists.xensource.com http://lists.xensource.com/xen-devel
2010 Oct 08
17
MSI badness in xen-unstable
Hi, I''ve been trying to boot stefano''s minimal dom0 kernel from git://xenbits.xen.org/people/sstabellini/linux-pvhvm.git 2.6.36-rc1-initial-domain-v2+pat On xen-unstable, I get the following WARN_ON()''s from Xen when bringing up the NIC''s, then the machine hangs forever when trying to login either over serial or NIC. (XEN) Xen WARN at msi.c:649 (XEN) ----[
2011 Jul 30
22
[bug] ''VT-d 1G super page'' feature is blocked
Hi Tim, Could you please have a look at this bug? Thanks a lot. http://bugzilla.xensource.com/bugzilla/show_bug.cgi?id=1774 Best Regards, Yongjie Ren (Jay) _______________________________________________ Xen-devel mailing list Xen-devel@lists.xensource.com http://lists.xensource.com/xen-devel
2013 Dec 06
36
[V6 PATCH 0/7]: PVH dom0....
Hi, V6: The only change from V5 is in patch #6: - changed comment to reflect autoxlate - removed a redundant ASSERT - reworked logic a bit so that get_page_from_gfn() is called with NULL for p2m type as before. arm has ASSERT wanting it to be NULL. Tim: patch 4 needs your approval. Daniel: patch 5 needs your approval. These patches implement PVH dom0. Patches 1 and 2
2012 Jan 04
98
RFC: Still TODO for 4.2?
What are the outstanding things to do before we think we can start on the 4.2 -rc''s? Does anyone have a timetable in mind? hypervisor: * ??? - Keir, Tim, Jan? tools: * libxl stable API -- we would like 4.2 to define a stable API which downstream''s can start to rely on not changing. Aspects of this are: * event handling (IanJ working