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-rw-r--r--arch/x86/kernel/setup.c14
1 files changed, 12 insertions, 2 deletions
diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c
index 9570541caf7c..c4851eff57b3 100644
--- a/arch/x86/kernel/setup.c
+++ b/arch/x86/kernel/setup.c
@@ -607,6 +607,16 @@ static int __init setup_elfcorehdr(char *arg)
early_param("elfcorehdr", setup_elfcorehdr);
#endif
+static __init void reserve_ibft_region(void)
+{
+ unsigned long addr, size = 0;
+
+ addr = find_ibft_region(&size);
+
+ if (size)
+ reserve_early_overlap_ok(addr, addr + size, "ibft");
+}
+
#ifdef CONFIG_X86_RESERVE_LOW_64K
static int __init dmi_low_memory_corruption(const struct dmi_system_id *d)
{
@@ -909,6 +919,8 @@ void __init setup_arch(char **cmdline_p)
*/
find_smp_config();
+ reserve_ibft_region();
+
reserve_trampoline_memory();
#ifdef CONFIG_ACPI_SLEEP
@@ -976,8 +988,6 @@ void __init setup_arch(char **cmdline_p)
dma32_reserve_bootmem();
- reserve_ibft_region();
-
#ifdef CONFIG_KVM_CLOCK
kvmclock_init();
#endif