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| author |   Paul Moore <pmoore@redhat.com> | 2014-03-31 09:49:07 -0400 |
|---|---|---|
| committer | Paul Moore <pmoore@redhat.com> | 2014-03-31 09:49:07 -0400 |
| commit | 6d32c850621b0be75777b9102b14f6268bbd9f0f (patch) | |
| tree | fec325f5c1ae763f5eccb3ca1254ab9d9d164b05 /arch/x86/xen/p2m.c | |
| parent | selinux: correctly label /proc inodes in use before the policy is loaded (diff) | |
| parent | Linux 3.14 (diff) | |
| download | linux-dev-6d32c850621b0be75777b9102b14f6268bbd9f0f.tar.xz linux-dev-6d32c850621b0be75777b9102b14f6268bbd9f0f.zip | |
Merge tag 'v3.14' into next
Linux 3.14
Diffstat (limited to 'arch/x86/xen/p2m.c')
| -rw-r--r-- | arch/x86/xen/p2m.c | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/arch/x86/xen/p2m.c b/arch/x86/xen/p2m.c index 2ae8699e8767..696c694986d0 100644 --- a/arch/x86/xen/p2m.c +++ b/arch/x86/xen/p2m.c @@ -280,6 +280,9 @@ void __ref xen_build_mfn_list_list(void) { unsigned long pfn; + if (xen_feature(XENFEAT_auto_translated_physmap)) + return; + /* Pre-initialize p2m_top_mfn to be completely missing */ if (p2m_top_mfn == NULL) { p2m_mid_missing_mfn = extend_brk(PAGE_SIZE, PAGE_SIZE); @@ -336,6 +339,9 @@ void __ref xen_build_mfn_list_list(void) void xen_setup_mfn_list_list(void) { + if (xen_feature(XENFEAT_auto_translated_physmap)) + return; + BUG_ON(HYPERVISOR_shared_info == &xen_dummy_shared_info); HYPERVISOR_shared_info->arch.pfn_to_mfn_frame_list_list = @@ -346,10 +352,15 @@ void xen_setup_mfn_list_list(void) /* Set up p2m_top to point to the domain-builder provided p2m pages */ void __init xen_build_dynamic_phys_to_machine(void) { - unsigned long *mfn_list = (unsigned long *)xen_start_info->mfn_list; - unsigned long max_pfn = min(MAX_DOMAIN_PAGES, xen_start_info->nr_pages); + unsigned long *mfn_list; + unsigned long max_pfn; unsigned long pfn; + if (xen_feature(XENFEAT_auto_translated_physmap)) + return; + + mfn_list = (unsigned long *)xen_start_info->mfn_list; + max_pfn = min(MAX_DOMAIN_PAGES, xen_start_info->nr_pages); xen_max_p2m_pfn = max_pfn; p2m_missing = extend_brk(PAGE_SIZE, PAGE_SIZE); |