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mm: now that all old mmu_gather code is gone, remove the storage

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Fold all the mmu_gather rework patches into one for submission

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Reported-by: Hugh Dickins <hughd@google.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: David Miller <davem@davemloft.net>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: Russell King <rmk@arm.linux.org.uk>
Cc: Paul Mundt <lethal@linux-sh.org>
Cc: Jeff Dike <jdike@addtoit.com>
Cc: Richard Weinberger <richard@nod.at>
Cc: Tony Luck <tony.luck@intel.com>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Mel Gorman <mel@csn.ul.ie>
Cc: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Cc: Nick Piggin <npiggin@kernel.dk>
Cc: Namhyung Kim <namhyung@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Peter Zijlstra 2011-05-24 17:11:58 -07:00 committed by Linus Torvalds
parent ff075d6055
commit 1c39517696
21 changed files with 0 additions and 41 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
arch/alpha/mm/init.c
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@ -32,8 +32,6 @@
#include <asm/console.h> #include <asm/console.h>
#include <asm/tlb.h> #include <asm/tlb.h>
DEFINE_PER_CPU(struct mmu_gather, mmu_gathers);
extern void die_if_kernel(char *,struct pt_regs *,long); extern void die_if_kernel(char *,struct pt_regs *,long);
static struct pcb_struct original_pcb; static struct pcb_struct original_pcb;

2
arch/arm/mm/mmu.c
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@ -31,8 +31,6 @@
#include "mm.h" #include "mm.h"
DEFINE_PER_CPU(struct mmu_gather, mmu_gathers);
/* /*
* empty_zero_page is a special page that is used for * empty_zero_page is a special page that is used for
* zero-initialized data and COW. * zero-initialized data and COW.

2
arch/avr32/mm/init.c
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@ -25,8 +25,6 @@
#include <asm/setup.h> #include <asm/setup.h>
#include <asm/sections.h> #include <asm/sections.h>
DEFINE_PER_CPU(struct mmu_gather, mmu_gathers);
pgd_t swapper_pg_dir[PTRS_PER_PGD] __page_aligned_data; pgd_t swapper_pg_dir[PTRS_PER_PGD] __page_aligned_data;
struct page *empty_zero_page; struct page *empty_zero_page;

2
arch/cris/mm/init.c
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@ -13,8 +13,6 @@
#include <linux/bootmem.h> #include <linux/bootmem.h>
#include <asm/tlb.h> #include <asm/tlb.h>
DEFINE_PER_CPU(struct mmu_gather, mmu_gathers);
unsigned long empty_zero_page; unsigned long empty_zero_page;
extern char _stext, _edata, _etext; /* From linkerscript */ extern char _stext, _edata, _etext; /* From linkerscript */

2
arch/frv/mm/init.c
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@ -41,8 +41,6 @@
#undef DEBUG #undef DEBUG
DEFINE_PER_CPU(struct mmu_gather, mmu_gathers);
/* /*
* BAD_PAGE is the page that is used for page faults when linux * BAD_PAGE is the page that is used for page faults when linux
* is out-of-memory. Older versions of linux just did a * is out-of-memory. Older versions of linux just did a

2
arch/ia64/mm/init.c
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@ -36,8 +36,6 @@
#include <asm/mca.h> #include <asm/mca.h>
#include <asm/paravirt.h> #include <asm/paravirt.h>
DEFINE_PER_CPU(struct mmu_gather, mmu_gathers);
extern void ia64_tlb_init (void); extern void ia64_tlb_init (void);
unsigned long MAX_DMA_ADDRESS = PAGE_OFFSET + 0x100000000UL; unsigned long MAX_DMA_ADDRESS = PAGE_OFFSET + 0x100000000UL;

2
arch/m32r/mm/init.c
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@ -35,8 +35,6 @@ extern char __init_begin, __init_end;
pgd_t swapper_pg_dir[1024]; pgd_t swapper_pg_dir[1024];
DEFINE_PER_CPU(struct mmu_gather, mmu_gathers);
/* /*
* Cache of MMU context last used. * Cache of MMU context last used.
*/ */

2
arch/m68k/mm/init_mm.c
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@ -32,8 +32,6 @@
#include <asm/sections.h> #include <asm/sections.h>
#include <asm/tlb.h> #include <asm/tlb.h>
DEFINE_PER_CPU(struct mmu_gather, mmu_gathers);
pg_data_t pg_data_map[MAX_NUMNODES]; pg_data_t pg_data_map[MAX_NUMNODES];
EXPORT_SYMBOL(pg_data_map); EXPORT_SYMBOL(pg_data_map);

2
arch/microblaze/mm/init.c
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@ -32,8 +32,6 @@ unsigned int __page_offset;
EXPORT_SYMBOL(__page_offset); EXPORT_SYMBOL(__page_offset);
#else #else
DEFINE_PER_CPU(struct mmu_gather, mmu_gathers);
static int init_bootmem_done; static int init_bootmem_done;
#endif /* CONFIG_MMU */ #endif /* CONFIG_MMU */

2
arch/mips/mm/init.c
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@ -64,8 +64,6 @@
#endif /* CONFIG_MIPS_MT_SMTC */ #endif /* CONFIG_MIPS_MT_SMTC */
DEFINE_PER_CPU(struct mmu_gather, mmu_gathers);
/* /*
* We have up to 8 empty zeroed pages so we can map one of the right colour * We have up to 8 empty zeroed pages so we can map one of the right colour
* when needed. This is necessary only on R4000 / R4400 SC and MC versions * when needed. This is necessary only on R4000 / R4400 SC and MC versions

2
arch/mn10300/mm/init.c
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@ -37,8 +37,6 @@
#include <asm/tlb.h> #include <asm/tlb.h>
#include <asm/sections.h> #include <asm/sections.h>
DEFINE_PER_CPU(struct mmu_gather, mmu_gathers);
unsigned long highstart_pfn, highend_pfn; unsigned long highstart_pfn, highend_pfn;
#ifdef CONFIG_MN10300_HAS_ATOMIC_OPS_UNIT #ifdef CONFIG_MN10300_HAS_ATOMIC_OPS_UNIT

2
arch/parisc/mm/init.c
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@ -31,8 +31,6 @@
#include <asm/mmzone.h> #include <asm/mmzone.h>
#include <asm/sections.h> #include <asm/sections.h>
DEFINE_PER_CPU(struct mmu_gather, mmu_gathers);
extern int data_start; extern int data_start;
#ifdef CONFIG_DISCONTIGMEM #ifdef CONFIG_DISCONTIGMEM

1
arch/s390/mm/pgtable.c
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@ -36,7 +36,6 @@ struct rcu_table_freelist {
((PAGE_SIZE - sizeof(struct rcu_table_freelist)) \ ((PAGE_SIZE - sizeof(struct rcu_table_freelist)) \
/ sizeof(unsigned long)) / sizeof(unsigned long))
DEFINE_PER_CPU(struct mmu_gather, mmu_gathers);
static DEFINE_PER_CPU(struct rcu_table_freelist *, rcu_table_freelist); static DEFINE_PER_CPU(struct rcu_table_freelist *, rcu_table_freelist);
static void __page_table_free(struct mm_struct *mm, unsigned long *table); static void __page_table_free(struct mm_struct *mm, unsigned long *table);

2
arch/score/mm/init.c
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@ -38,8 +38,6 @@
#include <asm/sections.h> #include <asm/sections.h>
#include <asm/tlb.h> #include <asm/tlb.h>
DEFINE_PER_CPU(struct mmu_gather, mmu_gathers);
unsigned long empty_zero_page; unsigned long empty_zero_page;
EXPORT_SYMBOL_GPL(empty_zero_page); EXPORT_SYMBOL_GPL(empty_zero_page);

1
arch/sh/mm/init.c
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@ -28,7 +28,6 @@
#include <asm/cache.h> #include <asm/cache.h>
#include <asm/sizes.h> #include <asm/sizes.h>
DEFINE_PER_CPU(struct mmu_gather, mmu_gathers);
pgd_t swapper_pg_dir[PTRS_PER_PGD]; pgd_t swapper_pg_dir[PTRS_PER_PGD];
void __init generic_mem_init(void) void __init generic_mem_init(void)

2
arch/sparc/mm/init_32.c
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@ -37,8 +37,6 @@
#include <asm/prom.h> #include <asm/prom.h>
#include <asm/leon.h> #include <asm/leon.h>
DEFINE_PER_CPU(struct mmu_gather, mmu_gathers);
unsigned long *sparc_valid_addr_bitmap; unsigned long *sparc_valid_addr_bitmap;
EXPORT_SYMBOL(sparc_valid_addr_bitmap); EXPORT_SYMBOL(sparc_valid_addr_bitmap);

2
arch/tile/mm/init.c
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@ -60,8 +60,6 @@ unsigned long VMALLOC_RESERVE = CONFIG_VMALLOC_RESERVE;
EXPORT_SYMBOL(VMALLOC_RESERVE); EXPORT_SYMBOL(VMALLOC_RESERVE);
#endif #endif
DEFINE_PER_CPU(struct mmu_gather, mmu_gathers);
/* Create an L2 page table */ /* Create an L2 page table */
static pte_t * __init alloc_pte(void) static pte_t * __init alloc_pte(void)
{ {

3
arch/um/kernel/smp.c
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@ -7,9 +7,6 @@
#include "asm/pgalloc.h" #include "asm/pgalloc.h"
#include "asm/tlb.h" #include "asm/tlb.h"
/* For some reason, mmu_gathers are referenced when CONFIG_SMP is off. */
DEFINE_PER_CPU(struct mmu_gather, mmu_gathers);
#ifdef CONFIG_SMP #ifdef CONFIG_SMP
#include "linux/sched.h" #include "linux/sched.h"

2
arch/unicore32/mm/mmu.c
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@ -30,8 +30,6 @@
#include "mm.h" #include "mm.h"
DEFINE_PER_CPU(struct mmu_gather, mmu_gathers);
/* /*
* empty_zero_page is a special page that is used for * empty_zero_page is a special page that is used for
* zero-initialized data and COW. * zero-initialized data and COW.

2
arch/x86/mm/init.c
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@ -16,8 +16,6 @@
#include <asm/tlb.h> #include <asm/tlb.h>
#include <asm/proto.h> #include <asm/proto.h>
DEFINE_PER_CPU(struct mmu_gather, mmu_gathers);
unsigned long __initdata pgt_buf_start; unsigned long __initdata pgt_buf_start;
unsigned long __meminitdata pgt_buf_end; unsigned long __meminitdata pgt_buf_end;
unsigned long __meminitdata pgt_buf_top; unsigned long __meminitdata pgt_buf_top;

2
arch/xtensa/mm/mmu.c
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@ -14,8 +14,6 @@
#include <asm/mmu_context.h> #include <asm/mmu_context.h>
#include <asm/page.h> #include <asm/page.h>
DEFINE_PER_CPU(struct mmu_gather, mmu_gathers);
void __init paging_init(void) void __init paging_init(void)
{ {
memset(swapper_pg_dir, 0, PAGE_SIZE); memset(swapper_pg_dir, 0, PAGE_SIZE);