diff --git a/arch/x86/include/asm/e820/api.h b/arch/x86/include/asm/e820/api.h
index 3ba95d462bbc1ad9600a427d4a80206b234633e1..d4374ba26472692bb5f8593cd1fc2a38cdb02c00 100644
--- a/arch/x86/include/asm/e820/api.h
+++ b/arch/x86/include/asm/e820/api.h
@@ -16,7 +16,7 @@ extern int  e820__update_table(struct e820_entry *biosmap, int max_nr_map, u32 *
 extern u64  e820_update_range(u64 start, u64 size, unsigned old_type, unsigned new_type);
 extern u64  e820_remove_range(u64 start, u64 size, unsigned old_type, int checktype);
 extern void e820__update_table_print(void);
-extern void e820_setup_gap(void);
+extern void e820__setup_pci_gap(void);
 extern void e820__memory_setup_extended(u64 phys_addr, u32 data_len);
 extern unsigned long e820_end_of_ram_pfn(void);
 extern unsigned long e820_end_of_low_ram_pfn(void);
diff --git a/arch/x86/kernel/e820.c b/arch/x86/kernel/e820.c
index 804acee76acaae9cff4f2694b4c4a06223cd5e39..cb25c7248656fb433cf3f60bf3c987b3bfe6e29d 100644
--- a/arch/x86/kernel/e820.c
+++ b/arch/x86/kernel/e820.c
@@ -602,7 +602,7 @@ static int __init e820_search_gap(unsigned long *gapstart, unsigned long *gapsiz
  *
  * Hopefully the BIOS let enough space left.
  */
-__init void e820_setup_gap(void)
+__init void e820__setup_pci_gap(void)
 {
 	unsigned long gapstart, gapsize;
 	int found;
diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c
index 5ea90a2b37093176f380e25c36f24ebf8745ad32..0fd7c0ef27160ebcab900739c7140532faac4425 100644
--- a/arch/x86/kernel/setup.c
+++ b/arch/x86/kernel/setup.c
@@ -1241,7 +1241,7 @@ void __init setup_arch(char **cmdline_p)
 
 	x86_init.resources.reserve_resources();
 
-	e820_setup_gap();
+	e820__setup_pci_gap();
 
 #ifdef CONFIG_VT
 #if defined(CONFIG_VGA_CONSOLE)