diff options
| author | npiggin@suse.de <npiggin@suse.de> | 2009-08-21 02:35:05 +1000 |
|---|---|---|
| committer | al <al@dizzy.pdmi.ras.ru> | 2009-09-24 08:41:47 -0400 |
| commit | 25d9e2d15286281ec834b829a4aaf8969011f1cd (patch) | |
| tree | e4329a481ca197afae30f04335e023c7d04f7d67 /include/linux/mm.h | |
| parent | eca6f534e61919b28fb21aafbd1c2983deae75be (diff) | |
| download | op-kernel-dev-25d9e2d15286281ec834b829a4aaf8969011f1cd.zip op-kernel-dev-25d9e2d15286281ec834b829a4aaf8969011f1cd.tar.gz | |
truncate: new helpers
Introduce new truncate helpers truncate_pagecache and inode_newsize_ok.
vmtruncate is also consolidated from mm/memory.c and mm/nommu.c and
into mm/truncate.c.
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Nick Piggin <npiggin@suse.de>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'include/linux/mm.h')
| -rw-r--r-- | include/linux/mm.h | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/include/linux/mm.h b/include/linux/mm.h index b6eae5e..8347e93 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -791,8 +791,9 @@ static inline void unmap_shared_mapping_range(struct address_space *mapping, unmap_mapping_range(mapping, holebegin, holelen, 0); } -extern int vmtruncate(struct inode * inode, loff_t offset); -extern int vmtruncate_range(struct inode * inode, loff_t offset, loff_t end); +extern void truncate_pagecache(struct inode *inode, loff_t old, loff_t new); +extern int vmtruncate(struct inode *inode, loff_t offset); +extern int vmtruncate_range(struct inode *inode, loff_t offset, loff_t end); #ifdef CONFIG_MMU extern int handle_mm_fault(struct mm_struct *mm, struct vm_area_struct *vma, |
