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Date: Wed, 24 Feb 2016 17:16:47 +0800
From: Chao Yu <chao2.yu@...sung.com>
To: Jaegeuk Kim <jaegeuk@...nel.org>
Cc: linux-f2fs-devel@...ts.sourceforge.net,
linux-kernel@...r.kernel.org
Subject: [PATCH 1/3] f2fs: introduce f2fs_update_data_blkaddr for cleanup
Add a new help f2fs_update_data_blkaddr to clean up redundant codes.
Signed-off-by: Chao Yu <chao2.yu@...sung.com>
---
fs/f2fs/data.c | 9 +++++++--
fs/f2fs/extent_cache.c | 9 ++++++---
fs/f2fs/f2fs.h | 1 +
fs/f2fs/file.c | 15 +++------------
fs/f2fs/gc.c | 4 +---
fs/f2fs/inline.c | 2 --
fs/f2fs/segment.c | 6 ++----
7 files changed, 20 insertions(+), 26 deletions(-)
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index a6e7133..060c5f7 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -295,6 +295,13 @@ void set_data_blkaddr(struct dnode_of_data *dn)
dn->node_changed = true;
}
+void f2fs_update_data_blkaddr(struct dnode_of_data *dn, block_t blkaddr)
+{
+ dn->data_blkaddr = blkaddr;
+ set_data_blkaddr(dn);
+ f2fs_update_extent_cache(dn);
+}
+
int reserve_new_block(struct dnode_of_data *dn)
{
struct f2fs_sb_info *sbi = F2FS_I_SB(dn->inode);
@@ -1105,8 +1112,6 @@ int do_write_data_page(struct f2fs_io_info *fio)
trace_f2fs_do_write_data_page(page, IPU);
} else {
write_data_page(&dn, fio);
- set_data_blkaddr(&dn);
- f2fs_update_extent_cache(&dn);
trace_f2fs_do_write_data_page(page, OPU);
set_inode_flag(F2FS_I(inode), FI_APPEND_WRITE);
if (page->index == 0)
diff --git a/fs/f2fs/extent_cache.c b/fs/f2fs/extent_cache.c
index 071a1b1..c859bb0 100644
--- a/fs/f2fs/extent_cache.c
+++ b/fs/f2fs/extent_cache.c
@@ -674,17 +674,20 @@ bool f2fs_lookup_extent_cache(struct inode *inode, pgoff_t pgofs,
void f2fs_update_extent_cache(struct dnode_of_data *dn)
{
pgoff_t fofs;
+ block_t blkaddr;
if (!f2fs_may_extent_tree(dn->inode))
return;
- f2fs_bug_on(F2FS_I_SB(dn->inode), dn->data_blkaddr == NEW_ADDR);
-
+ if (dn->data_blkaddr == NEW_ADDR)
+ blkaddr = NULL_ADDR;
+ else
+ blkaddr = dn->data_blkaddr;
fofs = start_bidx_of_node(ofs_of_node(dn->node_page), dn->inode) +
dn->ofs_in_node;
- if (f2fs_update_extent_tree_range(dn->inode, fofs, dn->data_blkaddr, 1))
+ if (f2fs_update_extent_tree_range(dn->inode, fofs, blkaddr, 1))
sync_inode_page(dn);
}
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index a7197b3..6e88a66 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -1876,6 +1876,7 @@ void f2fs_submit_merged_bio_cond(struct f2fs_sb_info *, struct inode *,
int f2fs_submit_page_bio(struct f2fs_io_info *);
void f2fs_submit_page_mbio(struct f2fs_io_info *);
void set_data_blkaddr(struct dnode_of_data *);
+void f2fs_update_data_blkaddr(struct dnode_of_data *, block_t);
int reserve_new_block(struct dnode_of_data *);
int f2fs_get_block(struct dnode_of_data *, pgoff_t);
ssize_t f2fs_preallocate_blocks(struct kiocb *, struct iov_iter *);
diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index aa30ff0..935a60a 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -858,10 +858,8 @@ static int __exchange_data_block(struct inode *inode, pgoff_t src,
} else {
new_addr = dn.data_blkaddr;
if (!is_checkpointed_data(sbi, new_addr)) {
- dn.data_blkaddr = NULL_ADDR;
/* do not invalidate this block address */
- set_data_blkaddr(&dn);
- f2fs_update_extent_cache(&dn);
+ f2fs_update_data_blkaddr(&dn, NULL_ADDR);
do_replace = true;
}
f2fs_put_dnode(&dn);
@@ -912,9 +910,7 @@ static int __exchange_data_block(struct inode *inode, pgoff_t src,
err_out:
if (!get_dnode_of_data(&dn, src, LOOKUP_NODE)) {
- dn.data_blkaddr = new_addr;
- set_data_blkaddr(&dn);
- f2fs_update_extent_cache(&dn);
+ f2fs_update_data_blkaddr(&dn, new_addr);
f2fs_put_dnode(&dn);
}
return ret;
@@ -1054,12 +1050,7 @@ static int f2fs_zero_range(struct inode *inode, loff_t offset, loff_t len,
if (dn.data_blkaddr != NEW_ADDR) {
invalidate_blocks(sbi, dn.data_blkaddr);
-
- dn.data_blkaddr = NEW_ADDR;
- set_data_blkaddr(&dn);
-
- dn.data_blkaddr = NULL_ADDR;
- f2fs_update_extent_cache(&dn);
+ f2fs_update_data_blkaddr(&dn, NEW_ADDR);
}
f2fs_put_dnode(&dn);
f2fs_unlock_op(sbi);
diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c
index 5368a6b..d0b80ab 100644
--- a/fs/f2fs/gc.c
+++ b/fs/f2fs/gc.c
@@ -621,9 +621,7 @@ static void move_encrypted_block(struct inode *inode, block_t bidx)
fio.new_blkaddr = newaddr;
f2fs_submit_page_mbio(&fio);
- dn.data_blkaddr = fio.new_blkaddr;
- set_data_blkaddr(&dn);
- f2fs_update_extent_cache(&dn);
+ f2fs_update_data_blkaddr(&dn, newaddr);
set_inode_flag(F2FS_I(inode), FI_APPEND_WRITE);
if (page->index == 0)
set_inode_flag(F2FS_I(inode), FI_FIRST_BLOCK_WRITTEN);
diff --git a/fs/f2fs/inline.c b/fs/f2fs/inline.c
index a89ca37..f0c6aca 100644
--- a/fs/f2fs/inline.c
+++ b/fs/f2fs/inline.c
@@ -133,8 +133,6 @@ int f2fs_convert_inline_page(struct dnode_of_data *dn, struct page *page)
set_page_writeback(page);
fio.old_blkaddr = dn->data_blkaddr;
write_data_page(dn, &fio);
- set_data_blkaddr(dn);
- f2fs_update_extent_cache(dn);
f2fs_wait_on_page_writeback(page, DATA, true);
if (dirty)
inode_dec_dirty_pages(dn->inode);
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index 639c4ff..6f16b39 100644
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -1429,7 +1429,7 @@ void write_data_page(struct dnode_of_data *dn, struct f2fs_io_info *fio)
get_node_info(sbi, dn->nid, &ni);
set_summary(&sum, dn->nid, dn->ofs_in_node, ni.version);
do_write_page(&sum, fio);
- dn->data_blkaddr = fio->new_blkaddr;
+ f2fs_update_data_blkaddr(dn, fio->new_blkaddr);
}
void rewrite_data_page(struct f2fs_io_info *fio)
@@ -1518,9 +1518,7 @@ void f2fs_replace_block(struct f2fs_sb_info *sbi, struct dnode_of_data *dn,
__f2fs_replace_block(sbi, &sum, old_addr, new_addr,
recover_curseg, recover_newaddr);
- dn->data_blkaddr = new_addr;
- set_data_blkaddr(dn);
- f2fs_update_extent_cache(dn);
+ f2fs_update_data_blkaddr(dn, new_addr);
}
void f2fs_wait_on_page_writeback(struct page *page,
--
2.7.0
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