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Merge tag 'pinctrl-v4.3-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw...
[firefly-linux-kernel-4.4.55.git]
/
fs
/
nilfs2
/
page.c
diff --git
a/fs/nilfs2/page.c
b/fs/nilfs2/page.c
index 700ecbcca55d569d6f2c147f29eba8878c324f07..45d650addd56853c0edd4c7f9bde8901b1f4f783 100644
(file)
--- a/
fs/nilfs2/page.c
+++ b/
fs/nilfs2/page.c
@@
-89,18
+89,16
@@
struct buffer_head *nilfs_grab_buffer(struct inode *inode,
void nilfs_forget_buffer(struct buffer_head *bh)
{
struct page *page = bh->b_page;
void nilfs_forget_buffer(struct buffer_head *bh)
{
struct page *page = bh->b_page;
+ const unsigned long clear_bits =
+ (1 << BH_Uptodate | 1 << BH_Dirty | 1 << BH_Mapped |
+ 1 << BH_Async_Write | 1 << BH_NILFS_Volatile |
+ 1 << BH_NILFS_Checked | 1 << BH_NILFS_Redirected);
lock_buffer(bh);
lock_buffer(bh);
- clear_buffer_nilfs_volatile(bh);
- clear_buffer_nilfs_checked(bh);
- clear_buffer_nilfs_redirected(bh);
- clear_buffer_async_write(bh);
- clear_buffer_dirty(bh);
+ set_mask_bits(&bh->b_state, clear_bits, 0);
if (nilfs_page_buffers_clean(page))
__nilfs_clear_page_dirty(page);
if (nilfs_page_buffers_clean(page))
__nilfs_clear_page_dirty(page);
- clear_buffer_uptodate(bh);
- clear_buffer_mapped(bh);
bh->b_blocknr = -1;
ClearPageUptodate(page);
ClearPageMappedToDisk(page);
bh->b_blocknr = -1;
ClearPageUptodate(page);
ClearPageMappedToDisk(page);
@@
-421,6
+419,10
@@
void nilfs_clear_dirty_page(struct page *page, bool silent)
if (page_has_buffers(page)) {
struct buffer_head *bh, *head;
if (page_has_buffers(page)) {
struct buffer_head *bh, *head;
+ const unsigned long clear_bits =
+ (1 << BH_Uptodate | 1 << BH_Dirty | 1 << BH_Mapped |
+ 1 << BH_Async_Write | 1 << BH_NILFS_Volatile |
+ 1 << BH_NILFS_Checked | 1 << BH_NILFS_Redirected);
bh = head = page_buffers(page);
do {
bh = head = page_buffers(page);
do {
@@
-430,13
+432,7
@@
void nilfs_clear_dirty_page(struct page *page, bool silent)
"discard block %llu, size %zu",
(u64)bh->b_blocknr, bh->b_size);
}
"discard block %llu, size %zu",
(u64)bh->b_blocknr, bh->b_size);
}
- clear_buffer_async_write(bh);
- clear_buffer_dirty(bh);
- clear_buffer_nilfs_volatile(bh);
- clear_buffer_nilfs_checked(bh);
- clear_buffer_nilfs_redirected(bh);
- clear_buffer_uptodate(bh);
- clear_buffer_mapped(bh);
+ set_mask_bits(&bh->b_state, clear_bits, 0);
unlock_buffer(bh);
} while (bh = bh->b_this_page, bh != head);
}
unlock_buffer(bh);
} while (bh = bh->b_this_page, bh != head);
}