Commit 4e907c3d authored by Alexey Dobriyan's avatar Alexey Dobriyan Committed by Linus Torvalds
Browse files

[PATCH] sysv: switch to inode_inc_count, inode_dec_count 



Signed-off-by: default avatarAlexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 78ec7b69

fs/sysv/namei.c

+18 −30
Original line number Diff line number Diff line
@@ -16,18 +16,6 @@ 
#include <linux/smp_lock.h>

#include "sysv.h"



static inline void inc_count(struct inode *inode)

{

	inode->i_nlink++;

	mark_inode_dirty(inode);

}



static inline void dec_count(struct inode *inode)

{

	inode->i_nlink--;

	mark_inode_dirty(inode);

}



static int add_nondir(struct dentry *dentry, struct inode *inode)

{

	int err = sysv_add_link(dentry, inode);
@@ -35,7 +23,7 @@ static int add_nondir(struct dentry *dentry, struct inode *inode) 
		d_instantiate(dentry, inode);

		return 0;

	}

	dec_count(inode);

	inode_dec_link_count(inode);

	iput(inode);

	return err;

}
@@ -124,7 +112,7 @@ static int sysv_symlink(struct inode * dir, struct dentry * dentry, 
	return err;



out_fail:

	dec_count(inode);

	inode_dec_link_count(inode);

	iput(inode);

	goto out;

}
@@ -138,7 +126,7 @@ static int sysv_link(struct dentry * old_dentry, struct inode * dir, 
		return -EMLINK;



	inode->i_ctime = CURRENT_TIME_SEC;

	inc_count(inode);

	inode_inc_link_count(inode);

	atomic_inc(&inode->i_count);



	return add_nondir(dentry, inode);
@@ -151,7 +139,7 @@ static int sysv_mkdir(struct inode * dir, struct dentry *dentry, int mode) 


	if (dir->i_nlink >= SYSV_SB(dir->i_sb)->s_link_max) 

		goto out;

	inc_count(dir);

	inode_inc_link_count(dir);



	inode = sysv_new_inode(dir, S_IFDIR|mode);

	err = PTR_ERR(inode);
@@ -160,7 +148,7 @@ static int sysv_mkdir(struct inode * dir, struct dentry *dentry, int mode) 


	sysv_set_inode(inode, 0);



	inc_count(inode);

	inode_inc_link_count(inode);



	err = sysv_make_empty(inode, dir);

	if (err)
@@ -175,11 +163,11 @@ static int sysv_mkdir(struct inode * dir, struct dentry *dentry, int mode) 
	return err;



out_fail:

	dec_count(inode);

	dec_count(inode);

	inode_dec_link_count(inode);

	inode_dec_link_count(inode);

	iput(inode);

out_dir:

	dec_count(dir);

	inode_dec_link_count(dir);

	goto out;

}
@@ -199,7 +187,7 @@ static int sysv_unlink(struct inode * dir, struct dentry * dentry) 
		goto out;



	inode->i_ctime = dir->i_ctime;

	dec_count(inode);

	inode_dec_link_count(inode);

out:

	return err;

}
@@ -213,8 +201,8 @@ static int sysv_rmdir(struct inode * dir, struct dentry * dentry) 
		err = sysv_unlink(dir, dentry);

		if (!err) {

			inode->i_size = 0;

			dec_count(inode);

			dec_count(dir);

			inode_dec_link_count(inode);

			inode_dec_link_count(dir);

		}

	}

	return err;
@@ -258,34 +246,34 @@ static int sysv_rename(struct inode * old_dir, struct dentry * old_dentry, 
		new_de = sysv_find_entry(new_dentry, &new_page);

		if (!new_de)

			goto out_dir;

		inc_count(old_inode);

		inode_inc_link_count(old_inode);

		sysv_set_link(new_de, new_page, old_inode);

		new_inode->i_ctime = CURRENT_TIME_SEC;

		if (dir_de)

			new_inode->i_nlink--;

		dec_count(new_inode);

		inode_dec_link_count(new_inode);

	} else {

		if (dir_de) {

			err = -EMLINK;

			if (new_dir->i_nlink >= SYSV_SB(new_dir->i_sb)->s_link_max)

				goto out_dir;

		}

		inc_count(old_inode);

		inode_inc_link_count(old_inode);

		err = sysv_add_link(new_dentry, old_inode);

		if (err) {

			dec_count(old_inode);

			inode_dec_link_count(old_inode);

			goto out_dir;

		}

		if (dir_de)

			inc_count(new_dir);

			inode_inc_link_count(new_dir);

	}



	sysv_delete_entry(old_de, old_page);

	dec_count(old_inode);

	inode_dec_link_count(old_inode);



	if (dir_de) {

		sysv_set_link(dir_de, dir_page, new_dir);

		dec_count(old_dir);

		inode_dec_link_count(old_dir);

	}

	return 0;