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[PATCH] mm/msync.c cleanup 

This is not problem actually, but sync_page_range() is using for exported
function to filesystems.

The msync_xxx is more readable at least to me.

Signed-off-by: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Acked-by: Hugh Dickins <hugh@veritas.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
OGAWA Hirofumi 2005-10-29 18:15:50 -07:00 committed by Linus Torvalds
parent 662f3a0b94
commit b57b98d147
1 changed files with 14 additions and 14 deletions
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28
mm/msync.c
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@ -22,7 +22,7 @@
* threads/the swapper from ripping pte's out from under us.
*/
static void sync_pte_range(struct vm_area_struct *vma, pmd_t *pmd,
static void msync_pte_range(struct vm_area_struct *vma, pmd_t *pmd,
unsigned long addr, unsigned long end)
{
pte_t *pte;
@ -50,7 +50,7 @@ static void sync_pte_range(struct vm_area_struct *vma, pmd_t *pmd,
pte_unmap(pte - 1);
}
static inline void sync_pmd_range(struct vm_area_struct *vma, pud_t *pud,
static inline void msync_pmd_range(struct vm_area_struct *vma, pud_t *pud,
unsigned long addr, unsigned long end)
{
pmd_t *pmd;
@ -61,11 +61,11 @@ static inline void sync_pmd_range(struct vm_area_struct *vma, pud_t *pud,
next = pmd_addr_end(addr, end);
if (pmd_none_or_clear_bad(pmd))
continue;
sync_pte_range(vma, pmd, addr, next);
msync_pte_range(vma, pmd, addr, next);
} while (pmd++, addr = next, addr != end);
}
static inline void sync_pud_range(struct vm_area_struct *vma, pgd_t *pgd,
static inline void msync_pud_range(struct vm_area_struct *vma, pgd_t *pgd,
unsigned long addr, unsigned long end)
{
pud_t *pud;
@ -76,11 +76,11 @@ static inline void sync_pud_range(struct vm_area_struct *vma, pgd_t *pgd,
next = pud_addr_end(addr, end);
if (pud_none_or_clear_bad(pud))
continue;
sync_pmd_range(vma, pud, addr, next);
msync_pmd_range(vma, pud, addr, next);
} while (pud++, addr = next, addr != end);
}
static void sync_page_range(struct vm_area_struct *vma,
static void msync_page_range(struct vm_area_struct *vma,
unsigned long addr, unsigned long end)
{
struct mm_struct *mm = vma->vm_mm;
@ -101,14 +101,14 @@ static void sync_page_range(struct vm_area_struct *vma,
next = pgd_addr_end(addr, end);
if (pgd_none_or_clear_bad(pgd))
continue;
sync_pud_range(vma, pgd, addr, next);
msync_pud_range(vma, pgd, addr, next);
} while (pgd++, addr = next, addr != end);
spin_unlock(&mm->page_table_lock);
}
#ifdef CONFIG_PREEMPT
static inline void filemap_sync(struct vm_area_struct *vma,
unsigned long addr, unsigned long end)
static inline void filemap_msync(struct vm_area_struct *vma,
unsigned long addr, unsigned long end)
{
const size_t chunk = 64 * 1024; /* bytes */
unsigned long next;
@ -117,15 +117,15 @@ static inline void filemap_sync(struct vm_area_struct *vma,
next = addr + chunk;
if (next > end || next < addr)
next = end;
sync_page_range(vma, addr, next);
msync_page_range(vma, addr, next);
cond_resched();
} while (addr = next, addr != end);
}
#else
static inline void filemap_sync(struct vm_area_struct *vma,
unsigned long addr, unsigned long end)
static inline void filemap_msync(struct vm_area_struct *vma,
unsigned long addr, unsigned long end)
{
sync_page_range(vma, addr, end);
msync_page_range(vma, addr, end);
}
#endif
@ -150,7 +150,7 @@ static int msync_interval(struct vm_area_struct *vma,
return -EBUSY;
if (file && (vma->vm_flags & VM_SHARED)) {
filemap_sync(vma, addr, end);
filemap_msync(vma, addr, end);
if (flags & MS_SYNC) {
struct address_space *mapping = file->f_mapping;