f2fs: simplfy a field name in struct f2fs_extent,extent_info

Rename a filed name from 'blk_addr' to 'blk' in struct {f2fs_extent,extent_info}
as annotation of this field descripts its meaning well to us.

By this way, we can avoid long statement in code of following patches.

Signed-off-by: Chao Yu <chao2.yu@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

3 files changed, 10 insertions, 11 deletions

diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index 0811d6509fce..64f9049a9f25 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -268,7 +268,7 @@ static int check_extent_cache(struct inode *inode, pgoff_t pgofs,
 
         start_fofs = fi->ext.fofs;
         end_fofs = fi->ext.fofs + fi->ext.len - 1;
-        start_blkaddr = fi->ext.blk_addr;
+        start_blkaddr = fi->ext.blk;
 
         if (pgofs >= start_fofs && pgofs <= end_fofs) {
                 unsigned int blkbits = inode->i_sb->s_blocksize_bits;
@@ -313,8 +313,8 @@ void update_extent_cache(struct dnode_of_data *dn)
 
         start_fofs = fi->ext.fofs;
         end_fofs = fi->ext.fofs + fi->ext.len - 1;
-        start_blkaddr = fi->ext.blk_addr;
-        end_blkaddr = fi->ext.blk_addr + fi->ext.len - 1;
+        start_blkaddr = fi->ext.blk;
+        end_blkaddr = fi->ext.blk + fi->ext.len - 1;
 
         /* Drop and initialize the matched extent */
         if (fi->ext.len == 1 && fofs == start_fofs)
@@ -324,7 +324,7 @@ void update_extent_cache(struct dnode_of_data *dn)
         if (fi->ext.len == 0) {
                 if (dn->data_blkaddr != NULL_ADDR) {
                         fi->ext.fofs = fofs;
-                        fi->ext.blk_addr = dn->data_blkaddr;
+                        fi->ext.blk = dn->data_blkaddr;
                         fi->ext.len = 1;
                 }
                 goto end_update;
@@ -333,7 +333,7 @@ void update_extent_cache(struct dnode_of_data *dn)
         /* Front merge */
         if (fofs == start_fofs - 1 && dn->data_blkaddr == start_blkaddr - 1) {
                 fi->ext.fofs--;
-                fi->ext.blk_addr--;
+                fi->ext.blk--;
                 fi->ext.len++;
                 goto end_update;
         }
@@ -351,8 +351,7 @@ void update_extent_cache(struct dnode_of_data *dn)
                         fi->ext.len = fofs - start_fofs;
                 } else {
                         fi->ext.fofs = fofs + 1;
-                        fi->ext.blk_addr = start_blkaddr +
-                                        fofs - start_fofs + 1;
+                        fi->ext.blk = start_blkaddr + fofs - start_fofs + 1;
                         fi->ext.len -= fofs - start_fofs + 1;
                 }
         } else {
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index c3caa3cb5beb..5d2e52e31fac 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -278,7 +278,7 @@ enum {
 
 struct extent_info {
         unsigned int fofs;      /* start offset in a file */
-        u32 blk_addr;           /* start block address of the extent */
+        u32 blk;                /* start block address of the extent */
         unsigned int len;       /* length of the extent */
 };
 
@@ -320,7 +320,7 @@ static inline void get_extent_info(struct extent_info *ext,
                                         struct f2fs_extent i_ext)
 {
         ext->fofs = le32_to_cpu(i_ext.fofs);
-        ext->blk_addr = le32_to_cpu(i_ext.blk_addr);
+        ext->blk = le32_to_cpu(i_ext.blk);
         ext->len = le32_to_cpu(i_ext.len);
 }
 
@@ -328,7 +328,7 @@ static inline void set_raw_extent(struct extent_info *ext,
                                         struct f2fs_extent *i_ext)
 {
         i_ext->fofs = cpu_to_le32(ext->fofs);
-        i_ext->blk_addr = cpu_to_le32(ext->blk_addr);
+        i_ext->blk = cpu_to_le32(ext->blk);
         i_ext->len = cpu_to_le32(ext->len);
 }
 
diff --git a/include/linux/f2fs_fs.h b/include/linux/f2fs_fs.h
index a23556c32703..502f28cfb78e 100644
--- a/include/linux/f2fs_fs.h
+++ b/include/linux/f2fs_fs.h
@@ -153,7 +153,7 @@ struct f2fs_orphan_block {
  */
 struct f2fs_extent {
         __le32 fofs;            /* start file offset of the extent */
-        __le32 blk_addr;        /* start block address of the extent */
+        __le32 blk;             /* start block address of the extent */
         __le32 len;             /* lengh of the extent */
 } __packed;