[PATCH] x86: rename two e820 related functions

From: Yinghai Lu
Date: Sun Jun 15 2008 - 21:58:46 EST

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rename update_memory_range to e820_update_range
rename add_memory_region to e820_add_region

to make them more clear about e820 map opertation

Signed-off-by: Yinghai Lu <yhlu.kernel@xxxxxxxxx>

Index: linux-2.6/arch/x86/kernel/aperture_64.c
===================================================================
--- linux-2.6.orig/arch/x86/kernel/aperture_64.c
+++ linux-2.6/arch/x86/kernel/aperture_64.c
@@ -328,7 +328,7 @@ void __init early_gart_iommu_check(void)
E820_RESERVED)) {
/* reserve it, so we can reuse it in second kernel */
printk(KERN_INFO "update e820 for GART\n");
- add_memory_region(aper_base, aper_size, E820_RESERVED);
+ e820_add_region(aper_base, aper_size, E820_RESERVED);
update_e820();
}
}
Index: linux-2.6/arch/x86/kernel/cpu/mtrr/main.c
===================================================================
--- linux-2.6.orig/arch/x86/kernel/cpu/mtrr/main.c
+++ linux-2.6/arch/x86/kernel/cpu/mtrr/main.c
@@ -1440,7 +1440,7 @@ static u64 __init real_trim_memory(unsig
trim_size <<= PAGE_SHIFT;
trim_size -= trim_start;

- return update_memory_range(trim_start, trim_size, E820_RAM,
+ return e820_update_range(trim_start, trim_size, E820_RAM,
E820_RESERVED);
}
/**
Index: linux-2.6/arch/x86/kernel/e820.c
===================================================================
--- linux-2.6.orig/arch/x86/kernel/e820.c
+++ linux-2.6/arch/x86/kernel/e820.c
@@ -94,7 +94,7 @@ int __init e820_all_mapped(u64 start, u6
/*
* Add a memory region to the kernel e820 map.
*/
-void __init add_memory_region(u64 start, u64 size, int type)
+void __init e820_add_region(u64 start, u64 size, int type)
{
int x = e820.nr_map;

@@ -384,12 +384,12 @@ int __init copy_e820_map(struct e820entr
if (start > end)
return -1;

- add_memory_region(start, size, type);
+ e820_add_region(start, size, type);
} while (biosmap++, --nr_map);
return 0;
}

-u64 __init update_memory_range(u64 start, u64 size, unsigned old_type,
+u64 __init e820_update_range(u64 start, u64 size, unsigned old_type,
unsigned new_type)
{
int i;
@@ -414,7 +414,7 @@ u64 __init update_memory_range(u64 start
final_end = min(start + size, ei->addr + ei->size);
if (final_start >= final_end)
continue;
- add_memory_region(final_start, final_end - final_start,
+ e820_add_region(final_start, final_end - final_start,
new_type);
real_updated_size += final_end - final_start;
}
@@ -763,7 +763,7 @@ u64 __init early_reserve_e820(u64 startt
return 0;

addr = round_down(start + size - sizet, align);
- update_memory_range(addr, sizet, E820_RAM, E820_RESERVED);
+ e820_update_range(addr, sizet, E820_RAM, E820_RESERVED);
printk(KERN_INFO "update e820 for early_reserve_e820\n");
update_e820();

@@ -938,13 +938,13 @@ static int __init parse_memmap_opt(char
userdef = 1;
if (*p == '@') {
start_at = memparse(p+1, &p);
- add_memory_region(start_at, mem_size, E820_RAM);
+ e820_add_region(start_at, mem_size, E820_RAM);
} else if (*p == '#') {
start_at = memparse(p+1, &p);
- add_memory_region(start_at, mem_size, E820_ACPI);
+ e820_add_region(start_at, mem_size, E820_ACPI);
} else if (*p == '$') {
start_at = memparse(p+1, &p);
- add_memory_region(start_at, mem_size, E820_RESERVED);
+ e820_add_region(start_at, mem_size, E820_RESERVED);
} else {
end_user_pfn = (mem_size >> PAGE_SHIFT);
}
Index: linux-2.6/arch/x86/kernel/efi.c
===================================================================
--- linux-2.6.orig/arch/x86/kernel/efi.c
+++ linux-2.6/arch/x86/kernel/efi.c
@@ -233,7 +233,7 @@ static void __init add_efi_memmap(void)
e820_type = E820_RAM;
else
e820_type = E820_RESERVED;
- add_memory_region(start, size, e820_type);
+ e820_add_region(start, size, e820_type);
}
sanitize_e820_map(e820.map, ARRAY_SIZE(e820.map), &e820.nr_map);
}
Index: linux-2.6/arch/x86/lguest/boot.c
===================================================================
--- linux-2.6.orig/arch/x86/lguest/boot.c
+++ linux-2.6/arch/x86/lguest/boot.c
@@ -835,7 +835,7 @@ static __init char *lguest_memory_setup(

/* The Linux bootloader header contains an "e820" memory map: the
* Launcher populated the first entry with our memory limit. */
- add_memory_region(boot_params.e820_map[0].addr,
+ e820_add_region(boot_params.e820_map[0].addr,
boot_params.e820_map[0].size,
boot_params.e820_map[0].type);

Index: linux-2.6/arch/x86/mach-default/setup.c
===================================================================
--- linux-2.6.orig/arch/x86/mach-default/setup.c
+++ linux-2.6/arch/x86/mach-default/setup.c
@@ -184,8 +184,8 @@ char * __init machine_specific_memory_se
}

e820.nr_map = 0;
- add_memory_region(0, LOWMEMSIZE(), E820_RAM);
- add_memory_region(HIGH_MEMORY, mem_size << 10, E820_RAM);
+ e820_add_region(0, LOWMEMSIZE(), E820_RAM);
+ e820_add_region(HIGH_MEMORY, mem_size << 10, E820_RAM);
}
return who;
}
Index: linux-2.6/arch/x86/mach-visws/setup.c
===================================================================
--- linux-2.6.orig/arch/x86/mach-visws/setup.c
+++ linux-2.6/arch/x86/mach-visws/setup.c
@@ -175,9 +175,9 @@ char * __init machine_specific_memory_se
sgivwfb_mem_size &= ~((1 << 20) - 1);
sgivwfb_mem_phys = mem_size - gfx_mem_size;

- add_memory_region(0, LOWMEMSIZE(), E820_RAM);
- add_memory_region(HIGH_MEMORY, mem_size - sgivwfb_mem_size - HIGH_MEMORY, E820_RAM);
- add_memory_region(sgivwfb_mem_phys, sgivwfb_mem_size, E820_RESERVED);
+ e820_add_region(0, LOWMEMSIZE(), E820_RAM);
+ e820_add_region(HIGH_MEMORY, mem_size - sgivwfb_mem_size - HIGH_MEMORY, E820_RAM);
+ e820_add_region(sgivwfb_mem_phys, sgivwfb_mem_size, E820_RESERVED);

return "PROM";
}
Index: linux-2.6/arch/x86/mach-voyager/setup.c
===================================================================
--- linux-2.6.orig/arch/x86/mach-voyager/setup.c
+++ linux-2.6/arch/x86/mach-voyager/setup.c
@@ -74,7 +74,7 @@ char *__init machine_specific_memory_set

e820.nr_map = 0;
for (i = 0; voyager_memory_detect(i, &addr, &length); i++) {
- add_memory_region(addr, length, E820_RAM);
+ e820_add_region(addr, length, E820_RAM);
}
return who;
} else if (voyager_level == 4) {
@@ -92,14 +92,14 @@ char *__init machine_specific_memory_set
tom = (boot_params.screen_info.ext_mem_k) << 10;
}
who = "Voyager-TOM";
- add_memory_region(0, 0x9f000, E820_RAM);
+ e820_add_region(0, 0x9f000, E820_RAM);
/* map from 1M to top of memory */
- add_memory_region(1 * 1024 * 1024, tom - 1 * 1024 * 1024,
+ e820_add_region(1 * 1024 * 1024, tom - 1 * 1024 * 1024,
E820_RAM);
/* FIXME: Should check the ASICs to see if I need to
* take out the 8M window. Just do it at the moment
* */
- add_memory_region(8 * 1024 * 1024, 8 * 1024 * 1024,
+ e820_add_region(8 * 1024 * 1024, 8 * 1024 * 1024,
E820_RESERVED);
return who;
}
@@ -131,8 +131,8 @@ char *__init machine_specific_memory_set
}

e820.nr_map = 0;
- add_memory_region(0, LOWMEMSIZE(), E820_RAM);
- add_memory_region(HIGH_MEMORY, mem_size << 10, E820_RAM);
+ e820_add_region(0, LOWMEMSIZE(), E820_RAM);
+ e820_add_region(HIGH_MEMORY, mem_size << 10, E820_RAM);
}
return who;
}
Index: linux-2.6/arch/x86/xen/setup.c
===================================================================
--- linux-2.6.orig/arch/x86/xen/setup.c
+++ linux-2.6/arch/x86/xen/setup.c
@@ -40,8 +40,8 @@ char * __init xen_memory_setup(void)
max_pfn = min(MAX_DOMAIN_PAGES, max_pfn);

e820.nr_map = 0;
- add_memory_region(0, LOWMEMSIZE(), E820_RAM);
- add_memory_region(HIGH_MEMORY, PFN_PHYS(max_pfn)-HIGH_MEMORY, E820_RAM);
+ e820_add_region(0, LOWMEMSIZE(), E820_RAM);
+ e820_add_region(HIGH_MEMORY, PFN_PHYS(max_pfn)-HIGH_MEMORY, E820_RAM);

return "Xen";
}
Index: linux-2.6/include/asm-x86/e820.h
===================================================================
--- linux-2.6.orig/include/asm-x86/e820.h
+++ linux-2.6/include/asm-x86/e820.h
@@ -60,12 +60,12 @@ extern struct e820map e820;

extern int e820_any_mapped(u64 start, u64 end, unsigned type);
extern int e820_all_mapped(u64 start, u64 end, unsigned type);
-extern void add_memory_region(u64 start, u64 size, int type);
+extern void e820_add_region(u64 start, u64 size, int type);
extern void e820_print_map(char *who);
extern int
sanitize_e820_map(struct e820entry *biosmap, int max_nr_map, int *pnr_map);
extern int copy_e820_map(struct e820entry *biosmap, int nr_map);
-extern u64 update_memory_range(u64 start, u64 size, unsigned old_type,
+extern u64 e820_update_range(u64 start, u64 size, unsigned old_type,
unsigned new_type);
extern void update_e820(void);
extern void e820_setup_gap(void);
--
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Next message: KOSAKI Motohiro: "Re: [PATCH] introduce task cgroup v2"
Previous message: Zhu Yi: "Re: [2.6.26-rc5] iwlwifi 4965 not working - last on 2.6.23"
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