nilfs2: remove individual gfp constants for each metadata file

This gets rid of NILFS_CPFILE_GFP, NILFS_SUFILE_GFP, NILFS_DAT_GFP,
and NILFS_IFILE_GFP.  All of these constants refer to NILFS_MDT_GFP,
and can be removed.

Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>

8 files changed, 9 insertions, 19 deletions

diff --git a/fs/nilfs2/cpfile.h b/fs/nilfs2/cpfile.h
index 788a45950197..debea896e701 100644
--- a/fs/nilfs2/cpfile.h
+++ b/fs/nilfs2/cpfile.h
@@ -27,8 +27,6 @@
 #include <linux/buffer_head.h>
 #include <linux/nilfs2_fs.h>
 
-#define NILFS_CPFILE_GFP        NILFS_MDT_GFP
-
 
 int nilfs_cpfile_get_checkpoint(struct inode *, __u64, int,
                                 struct nilfs_checkpoint **,
diff --git a/fs/nilfs2/dat.h b/fs/nilfs2/dat.h
index 4b0b47ea85ed..91dc3372a39a 100644
--- a/fs/nilfs2/dat.h
+++ b/fs/nilfs2/dat.h
@@ -27,7 +27,6 @@
 #include <linux/buffer_head.h>
 #include <linux/fs.h>
 
-#define NILFS_DAT_GFP   NILFS_MDT_GFP
 
 struct nilfs_palloc_req;
 
diff --git a/fs/nilfs2/ifile.h b/fs/nilfs2/ifile.h
index 5d30a35679b5..ecc3ba76db47 100644
--- a/fs/nilfs2/ifile.h
+++ b/fs/nilfs2/ifile.h
@@ -31,7 +31,6 @@
 #include "mdt.h"
 #include "alloc.h"
 
-#define NILFS_IFILE_GFP  NILFS_MDT_GFP
 
 static inline struct nilfs_inode *
 nilfs_ifile_map_inode(struct inode *ifile, ino_t ino, struct buffer_head *ibh)
diff --git a/fs/nilfs2/mdt.c b/fs/nilfs2/mdt.c
index 1ae8d56052c3..9cb831899119 100644
--- a/fs/nilfs2/mdt.c
+++ b/fs/nilfs2/mdt.c
@@ -513,9 +513,10 @@ nilfs_mdt_new_common(struct the_nilfs *nilfs, struct super_block *sb,
 }
 
 struct inode *nilfs_mdt_new(struct the_nilfs *nilfs, struct super_block *sb,
-                            ino_t ino, gfp_t gfp_mask)
+                            ino_t ino)
 {
-        struct inode *inode = nilfs_mdt_new_common(nilfs, sb, ino, gfp_mask);
+        struct inode *inode = nilfs_mdt_new_common(nilfs, sb, ino,
+                                                   NILFS_MDT_GFP);
 
         if (!inode)
                 return NULL;
diff --git a/fs/nilfs2/mdt.h b/fs/nilfs2/mdt.h
index df683e0bca6a..431599733c9b 100644
--- a/fs/nilfs2/mdt.h
+++ b/fs/nilfs2/mdt.h
@@ -74,8 +74,7 @@ int nilfs_mdt_forget_block(struct inode *, unsigned long);
 int nilfs_mdt_mark_block_dirty(struct inode *, unsigned long);
 int nilfs_mdt_fetch_dirty(struct inode *);
 
-struct inode *nilfs_mdt_new(struct the_nilfs *, struct super_block *, ino_t,
-                            gfp_t);
+struct inode *nilfs_mdt_new(struct the_nilfs *, struct super_block *, ino_t);
 struct inode *nilfs_mdt_new_common(struct the_nilfs *, struct super_block *,
                                    ino_t, gfp_t);
 void nilfs_mdt_destroy(struct inode *);
diff --git a/fs/nilfs2/sufile.h b/fs/nilfs2/sufile.h
index a2c4d76c3366..0e99e5c0bd0f 100644
--- a/fs/nilfs2/sufile.h
+++ b/fs/nilfs2/sufile.h
@@ -28,7 +28,6 @@
 #include <linux/nilfs2_fs.h>
 #include "mdt.h"
 
-#define NILFS_SUFILE_GFP        NILFS_MDT_GFP
 
 static inline unsigned long nilfs_sufile_get_nsegments(struct inode *sufile)
 {
diff --git a/fs/nilfs2/super.c b/fs/nilfs2/super.c
index 50284add7880..55f3d6b60732 100644
--- a/fs/nilfs2/super.c
+++ b/fs/nilfs2/super.c
@@ -363,8 +363,7 @@ int nilfs_attach_checkpoint(struct nilfs_sb_info *sbi, __u64 cno)
         list_add(&sbi->s_list, &nilfs->ns_supers);
         up_write(&nilfs->ns_super_sem);
 
-        sbi->s_ifile = nilfs_mdt_new(
-                nilfs, sbi->s_super, NILFS_IFILE_INO, NILFS_IFILE_GFP);
+        sbi->s_ifile = nilfs_mdt_new(nilfs, sbi->s_super, NILFS_IFILE_INO);
         if (!sbi->s_ifile)
                 return -ENOMEM;
 
diff --git a/fs/nilfs2/the_nilfs.c b/fs/nilfs2/the_nilfs.c
index 0c4573653b87..d4168e269c5d 100644
--- a/fs/nilfs2/the_nilfs.c
+++ b/fs/nilfs2/the_nilfs.c
@@ -187,23 +187,19 @@ static int nilfs_load_super_root(struct the_nilfs *nilfs,
         inode_size = nilfs->ns_inode_size;
 
         err = -ENOMEM;
-        nilfs->ns_dat = nilfs_mdt_new(
-                nilfs, NULL, NILFS_DAT_INO, NILFS_DAT_GFP);
+        nilfs->ns_dat = nilfs_mdt_new(nilfs, NULL, NILFS_DAT_INO);
         if (unlikely(!nilfs->ns_dat))
                 goto failed;
 
-        nilfs->ns_gc_dat = nilfs_mdt_new(
-                nilfs, NULL, NILFS_DAT_INO, NILFS_DAT_GFP);
+        nilfs->ns_gc_dat = nilfs_mdt_new(nilfs, NULL, NILFS_DAT_INO);
         if (unlikely(!nilfs->ns_gc_dat))
                 goto failed_dat;
 
-        nilfs->ns_cpfile = nilfs_mdt_new(
-                nilfs, NULL, NILFS_CPFILE_INO, NILFS_CPFILE_GFP);
+        nilfs->ns_cpfile = nilfs_mdt_new(nilfs, NULL, NILFS_CPFILE_INO);
         if (unlikely(!nilfs->ns_cpfile))
                 goto failed_gc_dat;
 
-        nilfs->ns_sufile = nilfs_mdt_new(
-                nilfs, NULL, NILFS_SUFILE_INO, NILFS_SUFILE_GFP);
+        nilfs->ns_sufile = nilfs_mdt_new(nilfs, NULL, NILFS_SUFILE_INO);
         if (unlikely(!nilfs->ns_sufile))
                 goto failed_cpfile;