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kobject: convert ibmasm to use kref, not kobject

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The IBM asm driver is using a kobject only for reference counting,
nothing else.  So switch it to use a kref instead, which is all that is
needed, and is much smaller.

Cc: Max Asböck <amax@us.ibm.com>
Cc: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Greg Kroah-Hartman
2007-12-03 21:16:20 -07:00
parent d7b3788965
commit a045171f87
2 changed files with 9 additions and 13 deletions
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12
drivers/misc/ibmasm/command.c
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@@ -26,11 +26,6 @@
#include "lowlevel.h"
static void exec_next_command(struct service_processor *sp);
static void free_command(struct kobject *kobj);
static struct kobj_type ibmasm_cmd_kobj_type = {
.release = free_command,
};
static atomic_t command_count = ATOMIC_INIT(0);
@@ -53,8 +48,7 @@ struct command *ibmasm_new_command(struct service_processor *sp, size_t buffer_s
}
cmd->buffer_size = buffer_size;
kobject_init(&cmd->kobj);
cmd->kobj.ktype = &ibmasm_cmd_kobj_type;
kref_init(&cmd->kref);
cmd->lock = &sp->lock;
cmd->status = IBMASM_CMD_PENDING;
@@ -67,9 +61,9 @@ struct command *ibmasm_new_command(struct service_processor *sp, size_t buffer_s
return cmd;
}
static void free_command(struct kobject *kobj)
void ibmasm_free_command(struct kref *kref)
{
struct command *cmd = to_command(kobj);
struct command *cmd = to_command(kref);
list_del(&cmd->queue_node);
atomic_dec(&command_count);