f2fs: use generic terms used for encrypted block management
This patch renames functions regarding to buffer management via META_MAPPING
used for encrypted blocks especially. We can actually use them in generic way.
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index 1ef9dd4..5a29a0c 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -1162,7 +1162,7 @@
return ERR_CAST(ctx);
/* wait the page to be moved by cleaning */
- f2fs_wait_on_encrypted_page_writeback(sbi, blkaddr);
+ f2fs_wait_on_block_writeback(sbi, blkaddr);
}
bio = bio_alloc(GFP_KERNEL, min_t(int, nr_pages, BIO_MAX_PAGES));
@@ -1348,7 +1348,7 @@
return 0;
/* wait for GCed encrypted page writeback */
- f2fs_wait_on_encrypted_page_writeback(fio->sbi, fio->old_blkaddr);
+ f2fs_wait_on_block_writeback(fio->sbi, fio->old_blkaddr);
retry_encrypt:
fio->encrypted_page = fscrypt_encrypt_page(inode, fio->page,
@@ -1974,7 +1974,7 @@
/* wait for GCed encrypted page writeback */
if (f2fs_encrypted_file(inode))
- f2fs_wait_on_encrypted_page_writeback(sbi, blkaddr);
+ f2fs_wait_on_block_writeback(sbi, blkaddr);
if (len == PAGE_SIZE || PageUptodate(page))
return 0;
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index a7bfe20..c1ef0a8 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -2578,8 +2578,7 @@
struct f2fs_io_info *fio, bool add_list);
void f2fs_wait_on_page_writeback(struct page *page,
enum page_type type, bool ordered);
-void f2fs_wait_on_encrypted_page_writeback(struct f2fs_sb_info *sbi,
- block_t blkaddr);
+void f2fs_wait_on_block_writeback(struct f2fs_sb_info *sbi, block_t blkaddr);
void write_data_summaries(struct f2fs_sb_info *sbi, block_t start_blk);
void write_node_summaries(struct f2fs_sb_info *sbi, block_t start_blk);
int lookup_journal_in_cursum(struct f2fs_journal *journal, int type,
diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index 944e3de..c29d723 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -109,7 +109,7 @@
/* wait for GCed encrypted page writeback */
if (f2fs_encrypted_file(inode))
- f2fs_wait_on_encrypted_page_writeback(sbi, dn.data_blkaddr);
+ f2fs_wait_on_block_writeback(sbi, dn.data_blkaddr);
out_sem:
up_read(&F2FS_I(inode)->i_mmap_sem);
diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c
index 6a12f33..bfe6a8c 100644
--- a/fs/f2fs/gc.c
+++ b/fs/f2fs/gc.c
@@ -599,8 +599,12 @@
return true;
}
-static void move_encrypted_block(struct inode *inode, block_t bidx,
- unsigned int segno, int off)
+/*
+ * Move data block via META_MAPPING while keeping locked data page.
+ * This can be used to move blocks, aka LBAs, directly on disk.
+ */
+static void move_data_block(struct inode *inode, block_t bidx,
+ unsigned int segno, int off)
{
struct f2fs_io_info fio = {
.sbi = F2FS_I_SB(inode),
@@ -873,9 +877,10 @@
start_bidx = start_bidx_of_node(nofs, inode)
+ ofs_in_node;
if (f2fs_encrypted_file(inode))
- move_encrypted_block(inode, start_bidx, segno, off);
+ move_data_block(inode, start_bidx, segno, off);
else
- move_data_page(inode, start_bidx, gc_type, segno, off);
+ move_data_page(inode, start_bidx, gc_type,
+ segno, off);
if (locked) {
up_write(&fi->dio_rwsem[WRITE]);
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index 372bc47..09d1050 100644
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -2528,8 +2528,7 @@
}
}
-void f2fs_wait_on_encrypted_page_writeback(struct f2fs_sb_info *sbi,
- block_t blkaddr)
+void f2fs_wait_on_block_writeback(struct f2fs_sb_info *sbi, block_t blkaddr)
{
struct page *cpage;