Commit 9065e063 authored by Linus Torvalds's avatar Linus Torvalds
Browse files

Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x86 fix from Ingo Molnar:
 "Fix kexec booting with certain EFI memory map layouts"

* 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/efi: Update e820 with reserved EFI boot services data to fix kexec breakage
parents 2abf1932 af164898
......@@ -260,10 +260,6 @@ void __init efi_arch_mem_reserve(phys_addr_t addr, u64 size)
return;
}
/* No need to reserve regions that will never be freed. */
if (md.attribute & EFI_MEMORY_RUNTIME)
return;
size += addr % EFI_PAGE_SIZE;
size = round_up(size, EFI_PAGE_SIZE);
addr = round_down(addr, EFI_PAGE_SIZE);
......@@ -293,6 +289,8 @@ void __init efi_arch_mem_reserve(phys_addr_t addr, u64 size)
early_memunmap(new, new_size);
efi_memmap_install(new_phys, num_entries);
e820__range_update(addr, size, E820_TYPE_RAM, E820_TYPE_RESERVED);
e820__update_table(e820_table);
}
/*
......
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