AcoSail/kernel_optimize_test
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jfs: convert to new aops

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Signed-off-by: Nick Piggin <npiggin@suse.de>
Acked-by: Dave Kleikamp <shaggy@linux.vnet.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Nick Piggin 2007-10-16 01:25:22 -07:00 committed by Linus Torvalds
parent 4a66af9eaa
commit d5c5f84ba9
1 changed files with 10 additions and 7 deletions
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17
fs/jfs/inode.c
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@ -255,7 +255,7 @@ int jfs_get_block(struct inode *ip, sector_t lblock,
static int jfs_writepage(struct page *page, struct writeback_control *wbc)
{
return nobh_writepage(page, jfs_get_block, wbc);
return block_write_full_page(page, jfs_get_block, wbc);
}
static int jfs_writepages(struct address_space *mapping,
@ -275,10 +275,13 @@ static int jfs_readpages(struct file *file, struct address_space *mapping,
return mpage_readpages(mapping, pages, nr_pages, jfs_get_block);
}
static int jfs_prepare_write(struct file *file,
struct page *page, unsigned from, unsigned to)
static int jfs_write_begin(struct file *file, struct address_space *mapping,
loff_t pos, unsigned len, unsigned flags,
struct page **pagep, void **fsdata)
{
return nobh_prepare_write(page, from, to, jfs_get_block);
*pagep = NULL;
return block_write_begin(file, mapping, pos, len, flags, pagep, fsdata,
jfs_get_block);
}
static sector_t jfs_bmap(struct address_space *mapping, sector_t block)
@ -302,8 +305,8 @@ const struct address_space_operations jfs_aops = {
.writepage = jfs_writepage,
.writepages = jfs_writepages,
.sync_page = block_sync_page,
.prepare_write = jfs_prepare_write,
.commit_write = nobh_commit_write,
.write_begin = jfs_write_begin,
.write_end = generic_write_end,
.bmap = jfs_bmap,
.direct_IO = jfs_direct_IO,
};
@ -356,7 +359,7 @@ void jfs_truncate(struct inode *ip)
{
jfs_info("jfs_truncate: size = 0x%lx", (ulong) ip->i_size);
nobh_truncate_page(ip->i_mapping, ip->i_size);
block_truncate_page(ip->i_mapping, ip->i_size, jfs_get_block);
IWRITE_LOCK(ip, RDWRLOCK_NORMAL);
jfs_truncate_nolock(ip, ip->i_size);