fs/nilfs2: Use the enum req_op and blk_opf_t types

[people/ms/linux.git] / fs / nilfs2 / mdt.c

diff --git a/fs/nilfs2/mdt.c b/fs/nilfs2/mdt.c
index 66e8811c2528e52a09d1e7da1c80b49bfd37b062..cbf4fa60eea217f44d81ac9ca2832aad2b065057 100644 (file)
--- a/fs/nilfs2/mdt.c
+++ b/fs/nilfs2/mdt.c
@@ -111,8 +111,8 @@ static int nilfs_mdt_create_block(struct inode *inode, unsigned long block,
 }
 
 static int
-nilfs_mdt_submit_block(struct inode *inode, unsigned long blkoff,
-                      int mode, int mode_flags, struct buffer_head **out_bh)
+nilfs_mdt_submit_block(struct inode *inode, unsigned long blkoff, blk_opf_t opf,
+                      struct buffer_head **out_bh)
 {
        struct buffer_head *bh;
        __u64 blknum = 0;
@@ -126,12 +126,12 @@ nilfs_mdt_submit_block(struct inode *inode, unsigned long blkoff,
        if (buffer_uptodate(bh))
                goto out;
 
-       if (mode_flags & REQ_RAHEAD) {
+       if (opf & REQ_RAHEAD) {
                if (!trylock_buffer(bh)) {
                        ret = -EBUSY;
                        goto failed_bh;
                }
-       } else /* mode == READ */
+       } else /* opf == REQ_OP_READ */
                lock_buffer(bh);
 
        if (buffer_uptodate(bh)) {
@@ -148,10 +148,11 @@ nilfs_mdt_submit_block(struct inode *inode, unsigned long blkoff,
 
        bh->b_end_io = end_buffer_read_sync;
        get_bh(bh);
-       submit_bh(mode | mode_flags, bh);
+       submit_bh(opf, bh);
        ret = 0;
 
-       trace_nilfs2_mdt_submit_block(inode, inode->i_ino, blkoff, mode);
+       trace_nilfs2_mdt_submit_block(inode, inode->i_ino, blkoff,
+                                     opf & REQ_OP_MASK);
  out:
        get_bh(bh);
        *out_bh = bh;
@@ -172,7 +173,7 @@ static int nilfs_mdt_read_block(struct inode *inode, unsigned long block,
        int i, nr_ra_blocks = NILFS_MDT_MAX_RA_BLOCKS;
        int err;
 
-       err = nilfs_mdt_submit_block(inode, block, REQ_OP_READ, 0, &first_bh);
+       err = nilfs_mdt_submit_block(inode, block, REQ_OP_READ, &first_bh);
        if (err == -EEXIST) /* internal code */
                goto out;
 
@@ -182,8 +183,8 @@ static int nilfs_mdt_read_block(struct inode *inode, unsigned long block,
        if (readahead) {
                blkoff = block + 1;
                for (i = 0; i < nr_ra_blocks; i++, blkoff++) {
-                       err = nilfs_mdt_submit_block(inode, blkoff, REQ_OP_READ,
-                                                    REQ_RAHEAD, &bh);
+                       err = nilfs_mdt_submit_block(inode, blkoff,
+                                               REQ_OP_READ | REQ_RAHEAD, &bh);
                        if (likely(!err || err == -EEXIST))
                                brelse(bh);
                        else if (err != -EBUSY)