Now that there are no more users of the awkward dynamic ioctl hack we
can remove the code to support it.
dasd_int.h | 11 ---------
dasd_ioctl.c | 69 -----------------------------------------------------------
2 files changed, 80 deletions(-)
Signed-off-by: Christoph Hellwig <[email protected]>
Index: linux-2.6.16-rc2-mm1/drivers/s390/block/dasd_int.h
===================================================================
--- linux-2.6.16-rc2-mm1.orig/drivers/s390/block/dasd_int.h 2006-02-11 16:52:56.000000000 +0100
+++ linux-2.6.16-rc2-mm1/drivers/s390/block/dasd_int.h 2006-02-11 16:55:50.000000000 +0100
@@ -68,15 +68,6 @@
*/
struct dasd_device;
-typedef int (*dasd_ioctl_fn_t) (struct block_device *bdev, int no, long args);
-
-struct dasd_ioctl {
- struct list_head list;
- struct module *owner;
- int no;
- dasd_ioctl_fn_t handler;
-};
-
typedef enum {
dasd_era_fatal = -1, /* no chance to recover */
dasd_era_none = 0, /* don't recover, everything alright */
@@ -522,8 +513,6 @@
void dasd_destroy_partitions(struct dasd_device *);
/* externals in dasd_ioctl.c */
-int dasd_ioctl_no_register(struct module *, int, dasd_ioctl_fn_t);
-int dasd_ioctl_no_unregister(struct module *, int, dasd_ioctl_fn_t);
int dasd_ioctl(struct inode *, struct file *, unsigned int, unsigned long);
long dasd_compat_ioctl(struct file *, unsigned int, unsigned long);
Index: linux-2.6.16-rc2-mm1/drivers/s390/block/dasd_ioctl.c
===================================================================
--- linux-2.6.16-rc2-mm1.orig/drivers/s390/block/dasd_ioctl.c 2006-02-11 16:50:25.000000000 +0100
+++ linux-2.6.16-rc2-mm1/drivers/s390/block/dasd_ioctl.c 2006-02-11 16:56:20.000000000 +0100
@@ -24,59 +24,6 @@
#include "dasd_int.h"
-/*
- * SECTION: ioctl functions.
- */
-static struct list_head dasd_ioctl_list = LIST_HEAD_INIT(dasd_ioctl_list);
-
-/*
- * Find the ioctl with number no.
- */
-static struct dasd_ioctl *
-dasd_find_ioctl(int no)
-{
- struct dasd_ioctl *ioctl;
-
- list_for_each_entry (ioctl, &dasd_ioctl_list, list)
- if (ioctl->no == no)
- return ioctl;
- return NULL;
-}
-
-/*
- * Register ioctl with number no.
- */
-int
-dasd_ioctl_no_register(struct module *owner, int no, dasd_ioctl_fn_t handler)
-{
- struct dasd_ioctl *new;
- if (dasd_find_ioctl(no))
- return -EBUSY;
- new = kmalloc(sizeof (struct dasd_ioctl), GFP_KERNEL);
- if (new == NULL)
- return -ENOMEM;
- new->owner = owner;
- new->no = no;
- new->handler = handler;
- list_add(&new->list, &dasd_ioctl_list);
- return 0;
-}
-
-/*
- * Deregister ioctl with number no.
- */
-int
-dasd_ioctl_no_unregister(struct module *owner, int no, dasd_ioctl_fn_t handler)
-{
- struct dasd_ioctl *old = dasd_find_ioctl(no);
- if (old == NULL)
- return -ENOENT;
- if (old->no != no || old->handler != handler || owner != old->owner)
- return -EINVAL;
- list_del(&old->list);
- kfree(old);
- return 0;
-}
static int
dasd_ioctl_api_version(void __user *argp)
@@ -429,8 +376,6 @@
struct block_device *bdev = inode->i_bdev;
struct dasd_device *device = bdev->bd_disk->private_data;
void __user *argp = (void __user *)arg;
- struct dasd_ioctl *ioctl;
- int rc;
if (!device)
return -ENODEV;
@@ -477,17 +422,6 @@
return rval;
}
- /* else resort to the deprecated dynamic ioctl list */
- list_for_each_entry(ioctl, &dasd_ioctl_list, list) {
- if (ioctl->no == cmd) {
- /* Found a matching ioctl. Call it. */
- if (!try_module_get(ioctl->owner))
- continue;
- rc = ioctl->handler(bdev, cmd, arg);
- module_put(ioctl->owner);
- return rc;
- }
- }
return -EINVAL;
}
}
@@ -503,6 +437,3 @@
return (rval == -EINVAL) ? -ENOIOCTLCMD : rval;
}
-
-EXPORT_SYMBOL(dasd_ioctl_no_register);
-EXPORT_SYMBOL(dasd_ioctl_no_unregister);
-
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