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Diffstat (limited to 'arch/x86/kernel/e820.c')
-rw-r--r--arch/x86/kernel/e820.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/x86/kernel/e820.c b/arch/x86/kernel/e820.c
index 666e4af145a2..2879e234e193 100644
--- a/arch/x86/kernel/e820.c
+++ b/arch/x86/kernel/e820.c
@@ -776,7 +776,7 @@ u64 __init e820__memblock_alloc_reserved(u64 size, u64 align)
{
u64 addr;
- addr = __memblock_alloc_base(size, align, MEMBLOCK_ALLOC_ACCESSIBLE);
+ addr = memblock_phys_alloc(size, align);
if (addr) {
e820__range_update_kexec(addr, size, E820_TYPE_RAM, E820_TYPE_RESERVED);
pr_info("update e820_table_kexec for e820__memblock_alloc_reserved()\n");
@@ -1097,6 +1097,9 @@ void __init e820__reserve_resources(void)
res = memblock_alloc(sizeof(*res) * e820_table->nr_entries,
SMP_CACHE_BYTES);
+ if (!res)
+ panic("%s: Failed to allocate %zu bytes\n", __func__,
+ sizeof(*res) * e820_table->nr_entries);
e820_res = res;
for (i = 0; i < e820_table->nr_entries; i++) {