diff options
| -rw-r--r-- | fs/f2fs/f2fs.h | 2 | ||||
| -rw-r--r-- | fs/f2fs/gc.c | 32 | ||||
| -rw-r--r-- | fs/f2fs/segment.c | 3 |
3 files changed, 25 insertions, 12 deletions
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h index da8d99d..35b34f6 100644 --- a/fs/f2fs/f2fs.h +++ b/fs/f2fs/f2fs.h @@ -1855,6 +1855,8 @@ void write_meta_page(struct f2fs_sb_info *, struct page *); void write_node_page(unsigned int, struct f2fs_io_info *); void write_data_page(struct dnode_of_data *, struct f2fs_io_info *); void rewrite_data_page(struct f2fs_io_info *); +void __f2fs_replace_block(struct f2fs_sb_info *, struct f2fs_summary *, + block_t, block_t, bool, bool); void f2fs_replace_block(struct f2fs_sb_info *, struct dnode_of_data *, block_t, block_t, unsigned char, bool, bool); void allocate_data_block(struct f2fs_sb_info *, struct page *, diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c index 4bd0c91..d4bf60f 100644 --- a/fs/f2fs/gc.c +++ b/fs/f2fs/gc.c @@ -553,6 +553,7 @@ static void move_encrypted_block(struct inode *inode, block_t bidx) struct f2fs_summary sum; struct node_info ni; struct page *page; + block_t newaddr; int err; /* do not read out */ @@ -583,12 +584,15 @@ static void move_encrypted_block(struct inode *inode, block_t bidx) fio.page = page; fio.new_blkaddr = fio.old_blkaddr = dn.data_blkaddr; - fio.encrypted_page = pagecache_get_page(META_MAPPING(fio.sbi), - fio.new_blkaddr, - FGP_LOCK|FGP_CREAT, - GFP_NOFS); - if (!fio.encrypted_page) - goto put_out; + allocate_data_block(fio.sbi, NULL, fio.old_blkaddr, &newaddr, + &sum, CURSEG_COLD_DATA); + + fio.encrypted_page = pagecache_get_page(META_MAPPING(fio.sbi), newaddr, + FGP_LOCK | FGP_CREAT, GFP_NOFS); + if (!fio.encrypted_page) { + err = -ENOMEM; + goto recover_block; + } err = f2fs_submit_page_bio(&fio); if (err) @@ -597,10 +601,14 @@ static void move_encrypted_block(struct inode *inode, block_t bidx) /* write page */ lock_page(fio.encrypted_page); - if (unlikely(!PageUptodate(fio.encrypted_page))) + if (unlikely(!PageUptodate(fio.encrypted_page))) { + err = -EIO; goto put_page_out; - if (unlikely(fio.encrypted_page->mapping != META_MAPPING(fio.sbi))) + } + if (unlikely(fio.encrypted_page->mapping != META_MAPPING(fio.sbi))) { + err = -EIO; goto put_page_out; + } set_page_dirty(fio.encrypted_page); f2fs_wait_on_page_writeback(fio.encrypted_page, DATA, true); @@ -611,9 +619,9 @@ static void move_encrypted_block(struct inode *inode, block_t bidx) /* allocate block address */ f2fs_wait_on_page_writeback(dn.node_page, NODE, true); - allocate_data_block(fio.sbi, NULL, fio.old_blkaddr, &fio.new_blkaddr, - &sum, CURSEG_COLD_DATA); + fio.rw = WRITE_SYNC; + fio.new_blkaddr = newaddr; f2fs_submit_page_mbio(&fio); dn.data_blkaddr = fio.new_blkaddr; @@ -624,6 +632,10 @@ static void move_encrypted_block(struct inode *inode, block_t bidx) set_inode_flag(F2FS_I(inode), FI_FIRST_BLOCK_WRITTEN); put_page_out: f2fs_put_page(fio.encrypted_page, 1); +recover_block: + if (err) + __f2fs_replace_block(fio.sbi, &sum, newaddr, fio.old_blkaddr, + true, true); put_out: f2fs_put_dnode(&dn); out: diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c index d8e13b0..639c4ff 100644 --- a/fs/f2fs/segment.c +++ b/fs/f2fs/segment.c @@ -1439,8 +1439,7 @@ void rewrite_data_page(struct f2fs_io_info *fio) f2fs_submit_page_mbio(fio); } -static void __f2fs_replace_block(struct f2fs_sb_info *sbi, - struct f2fs_summary *sum, +void __f2fs_replace_block(struct f2fs_sb_info *sbi, struct f2fs_summary *sum, block_t old_blkaddr, block_t new_blkaddr, bool recover_curseg, bool recover_newaddr) { |
