diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-01-29 08:52:50 +1100 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-01-29 08:52:50 +1100 |
commit | e189f3495c4e30fc84fc9241096edf3932e23439 (patch) | |
tree | 5916c89ace81537a02ae01869386ba6caafdab9c /include/asm-sh64/pgalloc.h | |
parent | f4798748dee00c807a63f5518f08b3df161e0f6d (diff) | |
parent | 6582d7b7376aa587d74b08c74457dc28abc1a9fa (diff) |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-2.6: (197 commits)
sh: add spi header and r2d platform data V3
sh: update r7780rp interrupt code
sh: remove consistent alloc stuff from the machine vector
sh: use declared coherent memory for dreamcast pci ethernet adapter
sh: declared coherent memory support V2
sh: Add support for SDK7780 board.
sh: constify function pointer tables
sh: Kill off -traditional for linker script.
cdrom: Add support for Sega Dreamcast GD-ROM.
sh: Kill off hs7751rvoip reference from arch/sh/Kconfig.
sh: Drop r7780rp_defconfig, use r7780mp_defconfig as kbuild default.
sh: Kill off dead HS771RVoIP board support.
sh: r7785rp: Fix up DECLARE_INTC_DESC() arg mismatch.
sh: r7785rp: Hook up the rest of the HL7785 FPGA IRQ vectors.
sh: r2d - enable sm501 usb host function
sh: remove voyagergx
sh: r2d - add lcd planel timings to sm501 platform data
sh: Add OHCI and UDC platform devices for SH7720.
sh: intc - remove default interrupt priority tables
sh: Correct pte size mismatch for X2 TLB.
...
Diffstat (limited to 'include/asm-sh64/pgalloc.h')
-rw-r--r-- | include/asm-sh64/pgalloc.h | 125 |
1 files changed, 0 insertions, 125 deletions
diff --git a/include/asm-sh64/pgalloc.h b/include/asm-sh64/pgalloc.h deleted file mode 100644 index 6eccab770a6..00000000000 --- a/include/asm-sh64/pgalloc.h +++ /dev/null @@ -1,125 +0,0 @@ -#ifndef __ASM_SH64_PGALLOC_H -#define __ASM_SH64_PGALLOC_H - -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/pgalloc.h - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2003, 2004 Paul Mundt - * Copyright (C) 2003, 2004 Richard Curnow - * - */ - -#include <linux/mm.h> -#include <linux/quicklist.h> -#include <asm/page.h> - -static inline void pgd_init(unsigned long page) -{ - unsigned long *pgd = (unsigned long *)page; - extern pte_t empty_bad_pte_table[PTRS_PER_PTE]; - int i; - - for (i = 0; i < USER_PTRS_PER_PGD; i++) - pgd[i] = (unsigned long)empty_bad_pte_table; -} - -/* - * Allocate and free page tables. The xxx_kernel() versions are - * used to allocate a kernel page table - this turns on ASN bits - * if any. - */ - -static inline pgd_t *get_pgd_slow(void) -{ - unsigned int pgd_size = (USER_PTRS_PER_PGD * sizeof(pgd_t)); - pgd_t *ret = kmalloc(pgd_size, GFP_KERNEL); - return ret; -} - -static inline pgd_t *pgd_alloc(struct mm_struct *mm) -{ - return quicklist_alloc(0, GFP_KERNEL, NULL); -} - -static inline void pgd_free(pgd_t *pgd) -{ - quicklist_free(0, NULL, pgd); -} - -static inline struct page *pte_alloc_one(struct mm_struct *mm, - unsigned long address) -{ - void *pg = quicklist_alloc(0, GFP_KERNEL, NULL); - return pg ? virt_to_page(pg) : NULL; -} - -static inline void pte_free_kernel(pte_t *pte) -{ - quicklist_free(0, NULL, pte); -} - -static inline void pte_free(struct page *pte) -{ - quicklist_free_page(0, NULL, pte); -} - -static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm, - unsigned long address) -{ - return quicklist_alloc(0, GFP_KERNEL, NULL); -} - -#define __pte_free_tlb(tlb,pte) tlb_remove_page((tlb),(pte)) - -/* - * allocating and freeing a pmd is trivial: the 1-entry pmd is - * inside the pgd, so has no extra memory associated with it. - */ - -#if defined(CONFIG_SH64_PGTABLE_2_LEVEL) - -#define pmd_alloc_one(mm, addr) ({ BUG(); ((pmd_t *)2); }) -#define pmd_free(x) do { } while (0) -#define pgd_populate(mm, pmd, pte) BUG() -#define __pte_free_tlb(tlb,pte) tlb_remove_page((tlb),(pte)) -#define __pmd_free_tlb(tlb,pmd) do { } while (0) - -#elif defined(CONFIG_SH64_PGTABLE_3_LEVEL) - -static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long address) -{ - return quicklist_alloc(0, GFP_KERNEL, NULL); -} - -static inline void pmd_free(pmd_t *pmd) -{ - quicklist_free(0, NULL, pmd); -} - -#define pgd_populate(mm, pgd, pmd) pgd_set(pgd, pmd) -#define __pmd_free_tlb(tlb,pmd) pmd_free(pmd) - -#else -#error "No defined page table size" -#endif - -#define pmd_populate_kernel(mm, pmd, pte) \ - set_pmd(pmd, __pmd(_PAGE_TABLE + (unsigned long) (pte))) - -static inline void pmd_populate(struct mm_struct *mm, pmd_t *pmd, - struct page *pte) -{ - set_pmd(pmd, __pmd(_PAGE_TABLE + (unsigned long) page_address (pte))); -} - -static inline void check_pgt_cache(void) -{ - quicklist_trim(0, NULL, 25, 16); -} - -#endif /* __ASM_SH64_PGALLOC_H */ |