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SubjectRe: [RFC] [PATCH 1/8] inode_diet: Replace inode.u.generic_ip with inode.i_private

>--- linux-2.6.17.orig/arch/s390/kernel/debug.c 2006-06-18 18:58:51.000000000 -0400
>+++ linux-2.6.17/arch/s390/kernel/debug.c 2006-06-18 18:58:55.000000000 -0400
>@@ -604,7 +604,7 @@
> debug_info_t *debug_info, *debug_info_snapshot;
>
> down(&debug_lock);
>- debug_info = (struct debug_info*)file->f_dentry->d_inode->u.generic_ip;
>+ debug_info = (struct debug_info*)file->f_dentry->d_inode->i_private;

All these casts can be removed at the same time,
since i_private is a void* anyway and therefore does not require casting.

>- rhbeat->sp = (struct service_processor *)inode->u.generic_ip;
>+ rhbeat->sp = (struct service_processor *)inode->i_private;


>- char *s=((struct autofs_symlink *)dentry->d_inode->u.generic_ip)->data;
>+ char *s=((struct autofs_symlink *)dentry->d_inode->i_private)->data;

>- VERIFY_ENTRY((struct devfs_entry *)inode->u.generic_ip);
>- return inode->u.generic_ip;
>+ VERIFY_ENTRY((struct devfs_entry *)inode->i_private);
>+ return inode->i_private;

> #define VXFS_INO(ip) \
>- ((struct vxfs_inode_info *)(ip)->u.generic_ip)
>+ ((struct vxfs_inode_info *)(ip)->i_private)
Depends on use of VXFS_INO here.

>- ip->u.generic_ip = (void *)vip;
>+ ip->i_private = (void *)vip;

>- inode->u.generic_ip = (void *)f;
>+ inode->i_private = (void *)f;

>- if (!(old_dir_f = (struct jffs_file *)old_dir->u.generic_ip)) {
>+ if (!(old_dir_f = (struct jffs_file *)old_dir->i_private)) {
Not sure.

>- if (!(new_dir_f = (struct jffs_file *)new_dir->u.generic_ip)) {
>+ if (!(new_dir_f = (struct jffs_file *)new_dir->i_private)) {

>- if (!(d = (struct jffs_file *)dir->u.generic_ip)) {
>+ if (!(d = (struct jffs_file *)dir->i_private)) {

>- struct jffs_file *f = (struct jffs_file *)inode->u.generic_ip;
>+ struct jffs_file *f = (struct jffs_file *)inode->i_private;
> struct jffs_control *c = (struct jffs_control *)inode->i_sb->s_fs_info;

>- dir_f = (struct jffs_file *)dir->u.generic_ip;
>+ dir_f = (struct jffs_file *)dir->i_private;

>- dir_f = (struct jffs_file *) dir->u.generic_ip;
>+ dir_f = (struct jffs_file *) dir->i_private;

>- dir_f = (struct jffs_file *)dir->u.generic_ip;
>+ dir_f = (struct jffs_file *)dir->i_private;

>- dir_f = (struct jffs_file *)dir->u.generic_ip;
>+ dir_f = (struct jffs_file *)dir->i_private;

>- dir_f = (struct jffs_file *)dir->u.generic_ip;
>+ dir_f = (struct jffs_file *)dir->i_private;

>- if (!(f = (struct jffs_file *)inode->u.generic_ip)) {
>- D(printk("jffs_file_write(): inode->u.generic_ip = 0x%p\n",
>- inode->u.generic_ip));
>+ if (!(f = (struct jffs_file *)inode->i_private)) {
>+ D(printk("jffs_file_write(): inode->i_private = 0x%p\n",
>+ inode->i_private));

>- inode->u.generic_ip = (void *)f;
>+ inode->i_private = (void *)f;

lots more.


Jan Engelhardt
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