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author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-07-16 10:52:55 -0700 |
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committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-07-16 10:52:55 -0700 |
commit | add096909da63ef32d6766f6771c07c9f16c6ee5 (patch) | |
tree | 58594bcf68cbb6f777d5270d098ab8ca69cbaee3 /fs/ocfs2/aops.h | |
parent | e245befce7af0a1e1347079ed62695b059594bd4 (diff) | |
parent | 54c57dc3b6578356c0a428c767d4bf080254a2ee (diff) |
Merge branch 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mfasheh/ocfs2
* 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mfasheh/ocfs2: (32 commits)
[PATCH] ocfs2: zero_user_page conversion
ocfs2: Support xfs style space reservation ioctls
ocfs2: support for removing file regions
ocfs2: update truncate handling of partial clusters
ocfs2: btree support for removal of arbirtrary extents
ocfs2: Support creation of unwritten extents
ocfs2: support writing of unwritten extents
ocfs2: small cleanup of ocfs2_write_begin_nolock()
ocfs2: btree changes for unwritten extents
ocfs2: abstract btree growing calls
ocfs2: use all extent block suballocators
ocfs2: plug truncate into cached dealloc routines
ocfs2: simplify deallocation locking
ocfs2: harden buffer check during mapping of page blocks
ocfs2: shared writeable mmap
ocfs2: factor out write aops into nolock variants
ocfs2: rework ocfs2_buffered_write_cluster()
ocfs2: take ip_alloc_sem during entire truncate
ocfs2: Add "preferred slot" mount option
[KJ PATCH] Replacing memset(<addr>,0,PAGE_SIZE) with clear_page() in fs/ocfs2/dlm/dlmrecovery.c
...
Diffstat (limited to 'fs/ocfs2/aops.h')
-rw-r--r-- | fs/ocfs2/aops.h | 61 |
1 files changed, 13 insertions, 48 deletions
diff --git a/fs/ocfs2/aops.h b/fs/ocfs2/aops.h index 45821d479b5a..389579bd64e3 100644 --- a/fs/ocfs2/aops.h +++ b/fs/ocfs2/aops.h @@ -42,57 +42,22 @@ int walk_page_buffers( handle_t *handle, int (*fn)( handle_t *handle, struct buffer_head *bh)); -struct ocfs2_write_ctxt; -typedef int (ocfs2_page_writer)(struct inode *, struct ocfs2_write_ctxt *, - u64 *, unsigned int *, unsigned int *); +int ocfs2_write_begin(struct file *file, struct address_space *mapping, + loff_t pos, unsigned len, unsigned flags, + struct page **pagep, void **fsdata); -ssize_t ocfs2_buffered_write_cluster(struct file *file, loff_t pos, - size_t count, ocfs2_page_writer *actor, - void *priv); +int ocfs2_write_end(struct file *file, struct address_space *mapping, + loff_t pos, unsigned len, unsigned copied, + struct page *page, void *fsdata); -struct ocfs2_write_ctxt { - size_t w_count; - loff_t w_pos; - u32 w_cpos; - unsigned int w_finished_copy; +int ocfs2_write_end_nolock(struct address_space *mapping, + loff_t pos, unsigned len, unsigned copied, + struct page *page, void *fsdata); - /* This is true if page_size > cluster_size */ - unsigned int w_large_pages; - - /* Filler callback and private data */ - ocfs2_page_writer *w_write_data_page; - void *w_private; - - /* Only valid for the filler callback */ - struct page *w_this_page; - unsigned int w_this_page_new; -}; - -struct ocfs2_buffered_write_priv { - char *b_src_buf; - const struct iovec *b_cur_iov; /* Current iovec */ - size_t b_cur_off; /* Offset in the - * current iovec */ -}; -int ocfs2_map_and_write_user_data(struct inode *inode, - struct ocfs2_write_ctxt *wc, - u64 *p_blkno, - unsigned int *ret_from, - unsigned int *ret_to); - -struct ocfs2_splice_write_priv { - struct splice_desc *s_sd; - struct pipe_buffer *s_buf; - struct pipe_inode_info *s_pipe; - /* Neither offset value is ever larger than one page */ - unsigned int s_offset; - unsigned int s_buf_offset; -}; -int ocfs2_map_and_write_splice_data(struct inode *inode, - struct ocfs2_write_ctxt *wc, - u64 *p_blkno, - unsigned int *ret_from, - unsigned int *ret_to); +int ocfs2_write_begin_nolock(struct address_space *mapping, + loff_t pos, unsigned len, unsigned flags, + struct page **pagep, void **fsdata, + struct buffer_head *di_bh, struct page *mmap_page); /* all ocfs2_dio_end_io()'s fault */ #define ocfs2_iocb_is_rw_locked(iocb) \ |