linux-kernel - Re: [PATCH] code cleanup on include/linux/fs.h

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Date:	Thu, 17 Feb 2011 19:58:14 +0800
From:	Steven Liu <lingjiujianke@...il.com>
To:	Alexey Dobriyan <adobriyan@...il.com>
Cc:	torvalds <torvalds@...ux-foundation.org>,
	viro <viro@...iv.linux.org.uk>, dchinner <dchinner@...hat.com>,
	linux-kernel@...r.kernel.org,
	linux-fsdevel <linux-fsdevel@...r.kernel.org>
Subject: Re: [PATCH] code cleanup on include/linux/fs.h

Hi  Alexey Dobriyan,

Signed-off-by: LiuQi <lingjiujianke@...il.com>
---
 fs/super.c |   31 -------------------------------
 1 files changed, 0 insertions(+), 31 deletions(-)

diff --git a/fs/super.c b/fs/super.c
index 7e9dd4c..8272f26 100644
--- a/fs/super.c
+++ b/fs/super.c
@@ -843,22 +843,6 @@ error:
 }
 EXPORT_SYMBOL(mount_bdev);

-int get_sb_bdev(struct file_system_type *fs_type,
-       int flags, const char *dev_name, void *data,
-       int (*fill_super)(struct super_block *, void *, int),
-       struct vfsmount *mnt)
-{
-       struct dentry *root;
-
-       root = mount_bdev(fs_type, flags, dev_name, data, fill_super);
-       if (IS_ERR(root))
-               return PTR_ERR(root);
-       mnt->mnt_root = root;
-       mnt->mnt_sb = root->d_sb;
-       return 0;
-}
-
-EXPORT_SYMBOL(get_sb_bdev);

 void kill_block_super(struct super_block *sb)
 {
@@ -897,21 +881,6 @@ struct dentry *mount_nodev(struct
file_system_type *fs_type,
 }
 EXPORT_SYMBOL(mount_nodev);

-int get_sb_nodev(struct file_system_type *fs_type,
-       int flags, void *data,
-       int (*fill_super)(struct super_block *, void *, int),
-       struct vfsmount *mnt)
-{
-       struct dentry *root;
-
-       root = mount_nodev(fs_type, flags, data, fill_super);
-       if (IS_ERR(root))
-               return PTR_ERR(root);
-       mnt->mnt_root = root;
-       mnt->mnt_sb = root->d_sb;
-       return 0;
-}
-EXPORT_SYMBOL(get_sb_nodev);

 static int compare_single(struct super_block *s, void *p)
 {
--
1.6.5.2




Best Regards


Steven Liu

2011/2/17 Alexey Dobriyan <adobriyan@...il.com>:
> On Thu, Feb 17, 2011 at 11:37 AM, Steven Liu <lingjiujianke@...il.com> wrote:
>>     Cleanup the unsed code on  include/linux/fs.h.
>>     All filesystem using mount_bdev and mount_nodev
>>     to replace get_sb_bdev and get_sb_nodev.
>>     So rmmove the unused code.
>
>> -extern int get_sb_bdev(struct file_system_type *fs_type,
>> -       int flags, const char *dev_name, void *data,
>> -       int (*fill_super)(struct super_block *, void *, int),
>> -       struct vfsmount *mnt);
>>  extern struct dentry *mount_single(struct file_system_type *fs_type,
>>        int flags, void *data,
>>        int (*fill_super)(struct super_block *, void *, int));
>> @@ -1821,10 +1817,6 @@ extern int get_sb_single(struct
>> file_system_type *fs_type,
>>  extern struct dentry *mount_nodev(struct file_system_type *fs_type,
>>        int flags, void *data,
>>        int (*fill_super)(struct super_block *, void *, int));
>> -extern int get_sb_nodev(struct file_system_type *fs_type,
>> -       int flags, void *data,
>> -       int (*fill_super)(struct super_block *, void *, int),
>> -       struct vfsmount *mnt);
>
> The functions themselves are still in place, what's up?
>
> fs/super.c:846:int get_sb_bdev(struct file_system_type *fs_type,
> fs/super.c:861:EXPORT_SYMBOL(get_sb_bdev);
>
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