Messages in this thread Patch in this message | | | From | Juergen Gross <> | Subject | [PATCH] efi: don't issue error message when booted under xen | Date | Mon, 8 May 2017 14:56:33 +0200 |
| |
When booted as Xen dom0 there won't be an EFI memmap allocated. Avoid issuing an error message in this case:
[ 0.144079] efi: Failed to allocate new EFI memmap
Signed-off-by: Juergen Gross <jgross@suse.com> --- arch/x86/platform/efi/quirks.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/arch/x86/platform/efi/quirks.c b/arch/x86/platform/efi/quirks.c index 26615991d69c..e0cf95a83f3f 100644 --- a/arch/x86/platform/efi/quirks.c +++ b/arch/x86/platform/efi/quirks.c @@ -360,6 +360,9 @@ void __init efi_free_boot_services(void) free_bootmem_late(start, size); } + if (!num_entries) + return; + new_size = efi.memmap.desc_size * num_entries; new_phys = efi_memmap_alloc(num_entries); if (!new_phys) { -- 2.12.0
| |