diff mbox series

[3/4] minixfs: Use dir_put_page() in minix_unlink() and minix_rename()

Message ID 20231213000849.2748576-3-viro@zeniv.linux.org.uk (mailing list archive)
State New, archived
Headers show
Series [1/4] minixfs: use offset_in_page() | expand

Commit Message

Al Viro Dec. 13, 2023, 12:08 a.m. UTC
... rather than open-coding it there.  Counterpart of the
corresponding fs/sysv commit from Fabio's series...

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---
 fs/minix/dir.c   |  6 ------
 fs/minix/minix.h |  5 +++++
 fs/minix/namei.c | 12 ++++--------
 3 files changed, 9 insertions(+), 14 deletions(-)

Comments

Fabio M. De Francesco Dec. 14, 2023, 12:02 p.m. UTC | #1
On Wednesday, 13 December 2023 01:08:48 CET Al Viro wrote:
> ... rather than open-coding it there.  Counterpart of the
> corresponding fs/sysv commit from Fabio's series...

Yes, I can still remember this code ;)

> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
> ---
>  fs/minix/dir.c   |  6 ------
>  fs/minix/minix.h |  5 +++++
>  fs/minix/namei.c | 12 ++++--------
>  3 files changed, 9 insertions(+), 14 deletions(-)

Reviewed-by: Fabio M. De Francesco <fabio.maria.de.francesco@linux.intel.com>

> diff --git a/fs/minix/dir.c b/fs/minix/dir.c
> index 4e5483adea40..ccb6c47fd7fe 100644
> --- a/fs/minix/dir.c
> +++ b/fs/minix/dir.c
> @@ -26,12 +26,6 @@ const struct file_operations minix_dir_operations = {
>  	.fsync		= generic_file_fsync,
>  };
> 
> -static inline void dir_put_page(struct page *page)
> -{
> -	kunmap(page);
> -	put_page(page);
> -}
> -
>  /*
>   * Return the offset into page `page_nr' of the last valid
>   * byte in that page, plus one.
> diff --git a/fs/minix/minix.h b/fs/minix/minix.h
> index d493507c064f..cb42b6cf7909 100644
> --- a/fs/minix/minix.h
> +++ b/fs/minix/minix.h
> @@ -64,6 +64,11 @@ extern int V2_minix_get_block(struct inode *, long,
> struct buffer_head *, int); extern unsigned V1_minix_blocks(loff_t, struct
> super_block *);
>  extern unsigned V2_minix_blocks(loff_t, struct super_block *);
> 
> +static inline void dir_put_page(struct page *page)
> +{
> +	kunmap(page);
> +	put_page(page);
> +}
>  extern struct minix_dir_entry *minix_find_entry(struct dentry*, struct
> page**); extern int minix_add_link(struct dentry*, struct inode*);
>  extern int minix_delete_entry(struct minix_dir_entry*, struct page*);
> diff --git a/fs/minix/namei.c b/fs/minix/namei.c
> index 114084d5636a..20923a15e30a 100644
> --- a/fs/minix/namei.c
> +++ b/fs/minix/namei.c
> @@ -149,8 +149,7 @@ static int minix_unlink(struct inode * dir, struct
> dentry *dentry) if (!de)
>  		return -ENOENT;
>  	err = minix_delete_entry(de, page);
> -	kunmap(page);
> -	put_page(page);
> +	dir_put_page(page);
> 
>  	if (err)
>  		return err;
> @@ -242,13 +241,10 @@ static int minix_rename(struct mnt_idmap *idmap,
>  			inode_dec_link_count(old_dir);
>  	}
>  out_dir:
> -	if (dir_de) {
> -		kunmap(dir_page);
> -		put_page(dir_page);
> -	}
> +	if (dir_de)
> +		dir_put_page(dir_page);
>  out_old:
> -	kunmap(old_page);
> -	put_page(old_page);
> +	dir_put_page(old_page);
>  out:
>  	return err;
>  }
diff mbox series

Patch

diff --git a/fs/minix/dir.c b/fs/minix/dir.c
index 4e5483adea40..ccb6c47fd7fe 100644
--- a/fs/minix/dir.c
+++ b/fs/minix/dir.c
@@ -26,12 +26,6 @@  const struct file_operations minix_dir_operations = {
 	.fsync		= generic_file_fsync,
 };
 
-static inline void dir_put_page(struct page *page)
-{
-	kunmap(page);
-	put_page(page);
-}
-
 /*
  * Return the offset into page `page_nr' of the last valid
  * byte in that page, plus one.
diff --git a/fs/minix/minix.h b/fs/minix/minix.h
index d493507c064f..cb42b6cf7909 100644
--- a/fs/minix/minix.h
+++ b/fs/minix/minix.h
@@ -64,6 +64,11 @@  extern int V2_minix_get_block(struct inode *, long, struct buffer_head *, int);
 extern unsigned V1_minix_blocks(loff_t, struct super_block *);
 extern unsigned V2_minix_blocks(loff_t, struct super_block *);
 
+static inline void dir_put_page(struct page *page)
+{
+	kunmap(page);
+	put_page(page);
+}
 extern struct minix_dir_entry *minix_find_entry(struct dentry*, struct page**);
 extern int minix_add_link(struct dentry*, struct inode*);
 extern int minix_delete_entry(struct minix_dir_entry*, struct page*);
diff --git a/fs/minix/namei.c b/fs/minix/namei.c
index 114084d5636a..20923a15e30a 100644
--- a/fs/minix/namei.c
+++ b/fs/minix/namei.c
@@ -149,8 +149,7 @@  static int minix_unlink(struct inode * dir, struct dentry *dentry)
 	if (!de)
 		return -ENOENT;
 	err = minix_delete_entry(de, page);
-	kunmap(page);
-	put_page(page);
+	dir_put_page(page);
 
 	if (err)
 		return err;
@@ -242,13 +241,10 @@  static int minix_rename(struct mnt_idmap *idmap,
 			inode_dec_link_count(old_dir);
 	}
 out_dir:
-	if (dir_de) {
-		kunmap(dir_page);
-		put_page(dir_page);
-	}
+	if (dir_de)
+		dir_put_page(dir_page);
 out_old:
-	kunmap(old_page);
-	put_page(old_page);
+	dir_put_page(old_page);
 out:
 	return err;
 }