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| author | Vladimir Saveliev <vs@namesys.com> | 2007-10-16 01:25:14 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-16 09:42:56 -0700 |
| commit | f7557e8f7ff785d6c2b5bc914cd1675314ff0fcf (patch) | |
| tree | ad00de4fd519ff462df289f23dfb21d395e1e011 | |
| parent | ba9d8cec6c7165e440f9b2413a0464cf3c12fb25 (diff) | |
| download | kernel_samsung_aries-f7557e8f7ff785d6c2b5bc914cd1675314ff0fcf.zip kernel_samsung_aries-f7557e8f7ff785d6c2b5bc914cd1675314ff0fcf.tar.gz kernel_samsung_aries-f7557e8f7ff785d6c2b5bc914cd1675314ff0fcf.tar.bz2 | |
reiserfs: use generic_cont_expand_simple
This patch makes reiserfs to use AOP_FLAG_CONT_EXPAND
in order to get rid of the special generic_cont_expand routine
Signed-off-by: Vladimir Saveliev <vs@namesys.com>
Signed-off-by: Nick Piggin <npiggin@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| -rw-r--r-- | fs/reiserfs/inode.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/fs/reiserfs/inode.c b/fs/reiserfs/inode.c index 21db3a7..95051d4 100644 --- a/fs/reiserfs/inode.c +++ b/fs/reiserfs/inode.c @@ -2562,13 +2562,20 @@ static int reiserfs_write_begin(struct file *file, int ret; int old_ref = 0; + inode = mapping->host; + *fsdata = 0; + if (flags & AOP_FLAG_CONT_EXPAND && + (pos & (inode->i_sb->s_blocksize - 1)) == 0) { + pos ++; + *fsdata = (void *)(unsigned long)flags; + } + index = pos >> PAGE_CACHE_SHIFT; page = __grab_cache_page(mapping, index); if (!page) return -ENOMEM; *pagep = page; - inode = mapping->host; reiserfs_wait_on_write_block(inode->i_sb); fix_tail_page_for_writing(page); if (reiserfs_transaction_running(inode->i_sb)) { @@ -2678,6 +2685,8 @@ static int reiserfs_write_end(struct file *file, struct address_space *mapping, struct reiserfs_transaction_handle *th; unsigned start; + if ((unsigned long)fsdata & AOP_FLAG_CONT_EXPAND) + pos ++; reiserfs_wait_on_write_block(inode->i_sb); if (reiserfs_transaction_running(inode->i_sb)) @@ -3065,7 +3074,7 @@ int reiserfs_setattr(struct dentry *dentry, struct iattr *attr) } /* fill in hole pointers in the expanding truncate case. */ if (attr->ia_size > inode->i_size) { - error = generic_cont_expand(inode, attr->ia_size); + error = generic_cont_expand_simple(inode, attr->ia_size); if (REISERFS_I(inode)->i_prealloc_count > 0) { int err; struct reiserfs_transaction_handle th; |