f2fs: introduce io_list for serialize data/node IOs

Serialize data/node IOs by using fifo list instead of mutex lock,
it will help to enhance concurrency of f2fs, meanwhile keeping LFS
IO semantics.

Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

1 files changed, 2 insertions, 1 deletions

diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c
index 570480571d72..fa3d2e2df8e7 100644
--- a/fs/f2fs/gc.c
+++ b/fs/f2fs/gc.c
@@ -600,6 +600,7 @@ static void move_encrypted_block(struct inode *inode, block_t bidx,
                 .op = REQ_OP_READ,
                 .op_flags = 0,
                 .encrypted_page = NULL,
+                .in_list = false,
         };
         struct dnode_of_data dn;
         struct f2fs_summary sum;
@@ -643,7 +644,7 @@ static void move_encrypted_block(struct inode *inode, block_t bidx,
         fio.new_blkaddr = fio.old_blkaddr = dn.data_blkaddr;
 
         allocate_data_block(fio.sbi, NULL, fio.old_blkaddr, &newaddr,
-                                                        &sum, CURSEG_COLD_DATA);
+                                        &sum, CURSEG_COLD_DATA, NULL, false);
 
         fio.encrypted_page = pagecache_get_page(META_MAPPING(fio.sbi), newaddr,
                                         FGP_LOCK | FGP_CREAT, GFP_NOFS);