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authorIngo Molnar <mingo@kernel.org>2022-11-21 22:54:36 +0100
committerIngo Molnar <mingo@kernel.org>2022-11-21 23:01:51 +0100
commit0ce096db719ebaf46d4faf93e1ed1341c1853919 (patch)
tree41c8826034eb5b430adf97d43fb0f2dce78325ba /arch/x86/include/asm/iommu.h
parent2d08a893b87cf9b2f9dbb3afaff60ca4530d55a2 (diff)
parenteb7081409f94a9a8608593d0fb63a1aa3d6f95d8 (diff)
downloadlwn-0ce096db719ebaf46d4faf93e1ed1341c1853919.tar.gz
lwn-0ce096db719ebaf46d4faf93e1ed1341c1853919.zip
Merge tag 'v6.1-rc6' into x86/core, to resolve conflicts
Resolve conflicts between these commits in arch/x86/kernel/asm-offsets.c: # upstream: debc5a1ec0d1 ("KVM: x86: use a separate asm-offsets.c file") # retbleed work in x86/core: 5d8213864ade ("x86/retbleed: Add SKL return thunk") ... and these commits in include/linux/bpf.h: # upstram: 18acb7fac22f ("bpf: Revert ("Fix dispatcher patchable function entry to 5 bytes nop")") # x86/core commits: 931ab63664f0 ("x86/ibt: Implement FineIBT") bea75b33895f ("x86/Kconfig: Introduce function padding") The latter two modify BPF_DISPATCHER_ATTRIBUTES(), which was removed upstream. Conflicts: arch/x86/kernel/asm-offsets.c include/linux/bpf.h Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/include/asm/iommu.h')
-rw-r--r--arch/x86/include/asm/iommu.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/x86/include/asm/iommu.h b/arch/x86/include/asm/iommu.h
index 0bef44d30a27..2fd52b65deac 100644
--- a/arch/x86/include/asm/iommu.h
+++ b/arch/x86/include/asm/iommu.h
@@ -25,8 +25,10 @@ arch_rmrr_sanity_check(struct acpi_dmar_reserved_memory *rmrr)
{
u64 start = rmrr->base_address;
u64 end = rmrr->end_address + 1;
+ int entry_type;
- if (e820__mapped_all(start, end, E820_TYPE_RESERVED))
+ entry_type = e820__get_entry_type(start, end);
+ if (entry_type == E820_TYPE_RESERVED || entry_type == E820_TYPE_NVS)
return 0;
pr_err(FW_BUG "No firmware reserved region can cover this RMRR [%#018Lx-%#018Lx], contact BIOS vendor for fixes\n",