[PATCH 4/4] [-mm patch] Add a prefix "VMCOREINFO_" to the vmcoreinfomacros.

From: Ken'ichi Ohmichi
Date: Thu Sep 13 2007 - 23:00:37 EST

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[4/4] Add a prefix "VMCOREINFO_" to the vmcoreinfo macros.
Old vmcoreinfo macros were defined as generic names SYMBOL/SIZE/OFFSET
/LENGTH/CONFIG, and it is impossible to grep for them. So these names
should be changed. This discussion is the following:
http://www.ussg.iu.edu/hypermail/linux/kernel/0709.1/0415.html

Thanks
Ken'ichi Ohmichi

---
Signed-off-by: Ken'ichi Ohmichi <oomichi@xxxxxxxxxxxxxxxxx>

---
diff -rpuN a/arch/i386/kernel/machine_kexec.c b/arch/i386/kernel/machine_kexec.c
--- a/arch/i386/kernel/machine_kexec.c 2007-09-14 11:12:35.000000000 +0900
+++ b/arch/i386/kernel/machine_kexec.c 2007-09-14 11:12:43.000000000 +0900
@@ -174,11 +174,11 @@ early_param("crashkernel", parse_crashke
void arch_crash_save_vmcoreinfo(void)
{
#ifdef CONFIG_ARCH_DISCONTIGMEM_ENABLE
- SYMBOL(node_data);
- LENGTH(node_data, MAX_NUMNODES);
+ VMCOREINFO_SYMBOL(node_data);
+ VMCOREINFO_LENGTH(node_data, MAX_NUMNODES);
#endif
#ifdef CONFIG_X86_PAE
- CONFIG(X86_PAE);
+ VMCOREINFO_CONFIG(X86_PAE);
#endif
}

diff -rpuN a/arch/ia64/kernel/machine_kexec.c b/arch/ia64/kernel/machine_kexec.c
--- a/arch/ia64/kernel/machine_kexec.c 2007-09-14 11:12:35.000000000 +0900
+++ b/arch/ia64/kernel/machine_kexec.c 2007-09-14 11:12:43.000000000 +0900
@@ -132,19 +132,19 @@ void machine_kexec(struct kimage *image)
void arch_crash_save_vmcoreinfo(void)
{
#ifdef CONFIG_ARCH_DISCONTIGMEM_ENABLE
- SYMBOL(pgdat_list);
- LENGTH(pgdat_list, MAX_NUMNODES);
+ VMCOREINFO_SYMBOL(pgdat_list);
+ VMCOREINFO_LENGTH(pgdat_list, MAX_NUMNODES);

- SYMBOL(node_memblk);
- LENGTH(node_memblk, NR_NODE_MEMBLKS);
- SIZE(node_memblk_s);
- OFFSET(node_memblk_s, start_paddr);
- OFFSET(node_memblk_s, size);
+ VMCOREINFO_SYMBOL(node_memblk);
+ VMCOREINFO_LENGTH(node_memblk, NR_NODE_MEMBLKS);
+ VMCOREINFO_SIZE(node_memblk_s);
+ VMCOREINFO_OFFSET(node_memblk_s, start_paddr);
+ VMCOREINFO_OFFSET(node_memblk_s, size);
#endif
#ifdef CONFIG_PGTABLE_3
- CONFIG(PGTABLE_3);
+ VMCOREINFO_CONFIG(PGTABLE_3);
#elif CONFIG_PGTABLE_4
- CONFIG(PGTABLE_4);
+ VMCOREINFO_CONFIG(PGTABLE_4);
#endif
}

diff -rpuN a/arch/x86_64/kernel/machine_kexec.c b/arch/x86_64/kernel/machine_kexec.c
--- a/arch/x86_64/kernel/machine_kexec.c 2007-09-14 11:12:35.000000000 +0900
+++ b/arch/x86_64/kernel/machine_kexec.c 2007-09-14 11:12:43.000000000 +0900
@@ -261,8 +261,8 @@ early_param("crashkernel", setup_crashke
void arch_crash_save_vmcoreinfo(void)
{
#ifdef CONFIG_ARCH_DISCONTIGMEM_ENABLE
- SYMBOL(node_data);
- LENGTH(node_data, MAX_NUMNODES);
+ VMCOREINFO_SYMBOL(node_data);
+ VMCOREINFO_LENGTH(node_data, MAX_NUMNODES);
#endif
}

diff -rpuN a/include/linux/kexec.h b/include/linux/kexec.h
--- a/include/linux/kexec.h 2007-09-14 11:12:34.000000000 +0900
+++ b/include/linux/kexec.h 2007-09-14 11:13:38.000000000 +0900
@@ -127,22 +127,22 @@ void vmcoreinfo_append_str(const char *f
__attribute__ ((format (printf, 1, 2)));
unsigned long paddr_vmcoreinfo_note(void);

-#define SYMBOL(name) \
+#define VMCOREINFO_SYMBOL(name) \
vmcoreinfo_append_str("SYMBOL(%s)=%lx\n", #name, (unsigned long)&name)
-#define SIZE(name) \
+#define VMCOREINFO_SIZE(name) \
vmcoreinfo_append_str("SIZE(%s)=%lu\n", #name, \
(unsigned long)sizeof(struct name))
-#define TYPEDEF_SIZE(name) \
+#define VMCOREINFO_TYPEDEF_SIZE(name) \
vmcoreinfo_append_str("SIZE(%s)=%lu\n", #name, \
(unsigned long)sizeof(name))
-#define OFFSET(name, field) \
+#define VMCOREINFO_OFFSET(name, field) \
vmcoreinfo_append_str("OFFSET(%s.%s)=%lu\n", #name, #field, \
(unsigned long)&(((struct name *)0)->field))
-#define LENGTH(name, value) \
+#define VMCOREINFO_LENGTH(name, value) \
vmcoreinfo_append_str("LENGTH(%s)=%lu\n", #name, (unsigned long)value)
-#define NUMBER(name) \
+#define VMCOREINFO_NUMBER(name) \
vmcoreinfo_append_str("NUMBER(%s)=%ld\n", #name, (long)name)
-#define CONFIG(name) \
+#define VMCOREINFO_CONFIG(name) \
vmcoreinfo_append_str("CONFIG_%s=y\n", #name)

extern struct kimage *kexec_image;
diff -rpuN a/kernel/kexec.c b/kernel/kexec.c
--- a/kernel/kexec.c 2007-09-14 11:12:34.000000000 +0900
+++ b/kernel/kexec.c 2007-09-14 11:16:09.000000000 +0900
@@ -1198,47 +1198,47 @@ static int __init crash_save_vmcoreinfo_
vmcoreinfo_append_str("OSRELEASE=%s\n", init_uts_ns.name.release);
vmcoreinfo_append_str("PAGESIZE=%ld\n", PAGE_SIZE);

- SYMBOL(init_uts_ns);
- SYMBOL(node_online_map);
- SYMBOL(swapper_pg_dir);
- SYMBOL(_stext);
+ VMCOREINFO_SYMBOL(init_uts_ns);
+ VMCOREINFO_SYMBOL(node_online_map);
+ VMCOREINFO_SYMBOL(swapper_pg_dir);
+ VMCOREINFO_SYMBOL(_stext);

#ifndef CONFIG_NEED_MULTIPLE_NODES
- SYMBOL(mem_map);
- SYMBOL(contig_page_data);
+ VMCOREINFO_SYMBOL(mem_map);
+ VMCOREINFO_SYMBOL(contig_page_data);
#endif
#ifdef CONFIG_SPARSEMEM
- SYMBOL(mem_section);
- LENGTH(mem_section, NR_SECTION_ROOTS);
- SIZE(mem_section);
- OFFSET(mem_section, section_mem_map);
+ VMCOREINFO_SYMBOL(mem_section);
+ VMCOREINFO_LENGTH(mem_section, NR_SECTION_ROOTS);
+ VMCOREINFO_SIZE(mem_section);
+ VMCOREINFO_OFFSET(mem_section, section_mem_map);
#endif
- SIZE(page);
- SIZE(pglist_data);
- SIZE(zone);
- SIZE(free_area);
- SIZE(list_head);
- TYPEDEF_SIZE(nodemask_t);
- OFFSET(page, flags);
- OFFSET(page, _count);
- OFFSET(page, mapping);
- OFFSET(page, lru);
- OFFSET(pglist_data, node_zones);
- OFFSET(pglist_data, nr_zones);
+ VMCOREINFO_SIZE(page);
+ VMCOREINFO_SIZE(pglist_data);
+ VMCOREINFO_SIZE(zone);
+ VMCOREINFO_SIZE(free_area);
+ VMCOREINFO_SIZE(list_head);
+ VMCOREINFO_TYPEDEF_SIZE(nodemask_t);
+ VMCOREINFO_OFFSET(page, flags);
+ VMCOREINFO_OFFSET(page, _count);
+ VMCOREINFO_OFFSET(page, mapping);
+ VMCOREINFO_OFFSET(page, lru);
+ VMCOREINFO_OFFSET(pglist_data, node_zones);
+ VMCOREINFO_OFFSET(pglist_data, nr_zones);
#ifdef CONFIG_FLAT_NODE_MEM_MAP
- OFFSET(pglist_data, node_mem_map);
+ VMCOREINFO_OFFSET(pglist_data, node_mem_map);
#endif
- OFFSET(pglist_data, node_start_pfn);
- OFFSET(pglist_data, node_spanned_pages);
- OFFSET(pglist_data, node_id);
- OFFSET(zone, free_area);
- OFFSET(zone, vm_stat);
- OFFSET(zone, spanned_pages);
- OFFSET(free_area, free_list);
- OFFSET(list_head, next);
- OFFSET(list_head, prev);
- LENGTH(zone.free_area, MAX_ORDER);
- NUMBER(NR_FREE_PAGES);
+ VMCOREINFO_OFFSET(pglist_data, node_start_pfn);
+ VMCOREINFO_OFFSET(pglist_data, node_spanned_pages);
+ VMCOREINFO_OFFSET(pglist_data, node_id);
+ VMCOREINFO_OFFSET(zone, free_area);
+ VMCOREINFO_OFFSET(zone, vm_stat);
+ VMCOREINFO_OFFSET(zone, spanned_pages);
+ VMCOREINFO_OFFSET(free_area, free_list);
+ VMCOREINFO_OFFSET(list_head, next);
+ VMCOREINFO_OFFSET(list_head, prev);
+ VMCOREINFO_LENGTH(zone.free_area, MAX_ORDER);
+ VMCOREINFO_NUMBER(NR_FREE_PAGES);

arch_crash_save_vmcoreinfo();

_

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Next message: Paul Mundt: "Re: [patch 6/7] Use extended crashkernel command line on sh"
Previous message: Ken'ichi Ohmichi: "[PATCH 3/4] [-mm patch] Use the existing ia64_tpa() instead of asmcode."
In reply to: Ken'ichi Ohmichi: "[PATCH 3/4] [-mm patch] Use the existing ia64_tpa() instead of asmcode."
Next in thread: Andrew Morton: "Re: [PATCH 4/4] [-mm patch] Add a prefix "VMCOREINFO_" to thevmcoreinfo macros."
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