summaryrefslogtreecommitdiffstats
path: root/arch/x86/kernel
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2019-05-17 10:33:30 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2019-05-17 10:33:30 -0700
commit0ef0fd351550130129bbdb77362488befd7b69d2 (patch)
tree23186172f5f85c06e18e3ee1a9619879df03c5df /arch/x86/kernel
parent4489da7183099f569a7d3dd819c975073c04bc72 (diff)
parentc011d23ba046826ccf8c4a4a6c1d01c9ccaa1403 (diff)
downloadlinux-0ef0fd351550130129bbdb77362488befd7b69d2.tar.bz2
Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm
Pull KVM updates from Paolo Bonzini: "ARM: - support for SVE and Pointer Authentication in guests - PMU improvements POWER: - support for direct access to the POWER9 XIVE interrupt controller - memory and performance optimizations x86: - support for accessing memory not backed by struct page - fixes and refactoring Generic: - dirty page tracking improvements" * tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm: (155 commits) kvm: fix compilation on aarch64 Revert "KVM: nVMX: Expose RDPMC-exiting only when guest supports PMU" kvm: x86: Fix L1TF mitigation for shadow MMU KVM: nVMX: Disable intercept for FS/GS base MSRs in vmcs02 when possible KVM: PPC: Book3S: Remove useless checks in 'release' method of KVM device KVM: PPC: Book3S HV: XIVE: Fix spelling mistake "acessing" -> "accessing" KVM: PPC: Book3S HV: Make sure to load LPID for radix VCPUs kvm: nVMX: Set nested_run_pending in vmx_set_nested_state after checks complete tests: kvm: Add tests for KVM_SET_NESTED_STATE KVM: nVMX: KVM_SET_NESTED_STATE - Tear down old EVMCS state before setting new state tests: kvm: Add tests for KVM_CAP_MAX_VCPUS and KVM_CAP_MAX_CPU_ID tests: kvm: Add tests to .gitignore KVM: Introduce KVM_CAP_MANUAL_DIRTY_LOG_PROTECT2 KVM: Fix kvm_clear_dirty_log_protect off-by-(minus-)one KVM: Fix the bitmap range to copy during clear dirty KVM: arm64: Fix ptrauth ID register masking logic KVM: x86: use direct accessors for RIP and RSP KVM: VMX: Use accessors for GPRs outside of dedicated caching logic KVM: x86: Omit caching logic for always-available GPRs kvm, x86: Properly check whether a pfn is an MMIO or not ...
Diffstat (limited to 'arch/x86/kernel')
-rw-r--r--arch/x86/kernel/e820.c18
1 files changed, 15 insertions, 3 deletions
diff --git a/arch/x86/kernel/e820.c b/arch/x86/kernel/e820.c
index 2879e234e193..76dd605ee2a3 100644
--- a/arch/x86/kernel/e820.c
+++ b/arch/x86/kernel/e820.c
@@ -73,12 +73,13 @@ EXPORT_SYMBOL(pci_mem_start);
* This function checks if any part of the range <start,end> is mapped
* with type.
*/
-bool e820__mapped_any(u64 start, u64 end, enum e820_type type)
+static bool _e820__mapped_any(struct e820_table *table,
+ u64 start, u64 end, enum e820_type type)
{
int i;
- for (i = 0; i < e820_table->nr_entries; i++) {
- struct e820_entry *entry = &e820_table->entries[i];
+ for (i = 0; i < table->nr_entries; i++) {
+ struct e820_entry *entry = &table->entries[i];
if (type && entry->type != type)
continue;
@@ -88,6 +89,17 @@ bool e820__mapped_any(u64 start, u64 end, enum e820_type type)
}
return 0;
}
+
+bool e820__mapped_raw_any(u64 start, u64 end, enum e820_type type)
+{
+ return _e820__mapped_any(e820_table_firmware, start, end, type);
+}
+EXPORT_SYMBOL_GPL(e820__mapped_raw_any);
+
+bool e820__mapped_any(u64 start, u64 end, enum e820_type type)
+{
+ return _e820__mapped_any(e820_table, start, end, type);
+}
EXPORT_SYMBOL_GPL(e820__mapped_any);
/*