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Commit 34e5053f authored by Artem Bityutskiy's avatar Artem Bityutskiy Committed by Al Viro
Browse files

Documentation: get rid of write_super 



The '->write_super' superblock method is gone, and this patch removes all the
references to 'write_super' from various pieces of the kernel documentation.

Cc: Randy Dunlap <rdunlap@xenotime.net>
Signed-off-by: default avatarArtem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent f0cd2dbb

Documentation/DocBook/filesystems.tmpl

+2 −2
Original line number Diff line number Diff line
@@ -224,8 +224,8 @@ all your transactions. 
</para>



<para>

Then at umount time , in your put_super() (2.4) or write_super() (2.5)

you can then call journal_destroy() to clean up your in-core journal object.

Then at umount time , in your put_super() you can then call journal_destroy()

to clean up your in-core journal object.

</para>



<para>

Documentation/filesystems/Locking

+0 −2
Original line number Diff line number Diff line
@@ -114,7 +114,6 @@ prototypes: 
	int (*drop_inode) (struct inode *);

	void (*evict_inode) (struct inode *);

	void (*put_super) (struct super_block *);

	void (*write_super) (struct super_block *);

	int (*sync_fs)(struct super_block *sb, int wait);

	int (*freeze_fs) (struct super_block *);

	int (*unfreeze_fs) (struct super_block *);
@@ -136,7 +135,6 @@ write_inode: 
drop_inode:				!!!inode->i_lock!!!

evict_inode:

put_super:		write

write_super:		read

sync_fs:		read

freeze_fs:		write

unfreeze_fs:		write

Documentation/filesystems/porting

+2 −3
Original line number Diff line number Diff line
@@ -94,9 +94,8 @@ protected. 
---

[mandatory]



BKL is also moved from around sb operations.  ->write_super() Is now called 

without BKL held.  BKL should have been shifted into individual fs sb_op

functions.  If you don't need it, remove it.  

BKL is also moved from around sb operations. BKL should have been shifted into

individual fs sb_op functions.  If you don't need it, remove it.



---

[informational]

Documentation/filesystems/vfs.txt

+0 −4
Original line number Diff line number Diff line
@@ -216,7 +216,6 @@ struct super_operations { 
        void (*drop_inode) (struct inode *);

        void (*delete_inode) (struct inode *);

        void (*put_super) (struct super_block *);

        void (*write_super) (struct super_block *);

        int (*sync_fs)(struct super_block *sb, int wait);

        int (*freeze_fs) (struct super_block *);

        int (*unfreeze_fs) (struct super_block *);
@@ -273,9 +272,6 @@ or bottom half). 
  put_super: called when the VFS wishes to free the superblock

	(i.e. unmount). This is called with the superblock lock held



  write_super: called when the VFS superblock needs to be written to

	disc. This method is optional



  sync_fs: called when VFS is writing out all dirty data associated with

  	a superblock. The second parameter indicates whether the method

	should wait until the write out has been completed. Optional.