fs: remove emergency_thaw_bdev

Fold emergency_thaw_bdev into it's only caller, to prepare for buffer.c
to be built only when buffer_head support is enabled.

Signed-off-by: Christoph Hellwig <hch@lst.de>

diff --git a/fs/buffer.c b/fs/buffer.c
index eb14fbaa7d35f7d34abbbde41357a8d02d141590..58e0007892b1c725205a9777a96abcf80715a811 100644 (file)
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -563,12 +563,6 @@ repeat:
        return err;
 }
 
-void emergency_thaw_bdev(struct super_block *sb)
-{
-       while (sb->s_bdev && !thaw_bdev(sb->s_bdev))
-               printk(KERN_WARNING "Emergency Thaw on %pg\n", sb->s_bdev);
-}
-
 /**
  * sync_mapping_buffers - write out & wait upon a mapping's "associated" buffers
  * @mapping: the mapping which wants those buffers written

diff --git a/fs/internal.h b/fs/internal.h
index dc4eb91a577a80f16a3f49729e8c6f6dec2aeb3b..cad87784eb5e0fd490fa853a908ecb97474d74e5 100644 (file)
--- a/fs/internal.h
+++ b/fs/internal.h
@@ -23,16 +23,10 @@ struct mnt_idmap;
  */
 #ifdef CONFIG_BLOCK
 extern void __init bdev_cache_init(void);
-
-void emergency_thaw_bdev(struct super_block *sb);
 #else
 static inline void bdev_cache_init(void)
 {
 }
-static inline int emergency_thaw_bdev(struct super_block *sb)
-{
-       return 0;
-}
 #endif /* CONFIG_BLOCK */
 
 /*

diff --git a/fs/super.c b/fs/super.c
index 04bc62ab7dfea9dde08c407fd4b5c04a7cbaedb0..d8f0a28d1850b127badb674143fab782d86d2d4f 100644 (file)
--- a/fs/super.c
+++ b/fs/super.c
@@ -1026,7 +1026,9 @@ static void do_thaw_all_callback(struct super_block *sb)
 {
        down_write(&sb->s_umount);
        if (sb->s_root && sb->s_flags & SB_BORN) {
-               emergency_thaw_bdev(sb);
+               if (IS_ENABLED(CONFIG_BLOCK))
+                       while (sb->s_bdev && !thaw_bdev(sb->s_bdev))
+                               pr_warn("Emergency Thaw on %pg\n", sb->s_bdev);
                thaw_super_locked(sb);
        } else {
                up_write(&sb->s_umount);