Messages in this thread Patch in this message | | | Date | Tue, 23 Dec 2003 13:29:29 -0800 | From | Greg KH <> | Subject | [PATCH] add sysfs mem class [3/5] |
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Adds support for mem class devices. Hopefully one day the /proc/sys/kernel/random files will move under sysfs into the location created by this patch (yeah, I know about the sysctl logic...)
diff -Nru a/drivers/char/mem.c b/drivers/char/mem.c --- a/drivers/char/mem.c Tue Dec 23 12:53:45 2003 +++ b/drivers/char/mem.c Tue Dec 23 12:53:45 2003 @@ -24,6 +24,7 @@ #include <linux/smp_lock.h> #include <linux/devfs_fs_kernel.h> #include <linux/ptrace.h> +#include <linux/device.h> #include <asm/uaccess.h> #include <asm/io.h> @@ -676,6 +677,10 @@ {11,"kmsg", S_IRUGO | S_IWUSR, &kmsg_fops}, }; +static struct class mem_class = { + .name = "mem", +}; + static int __init chr_dev_init(void) { int i; @@ -683,7 +688,11 @@ if (register_chrdev(MEM_MAJOR,"mem",&memory_fops)) printk("unable to get major %d for memory devs\n", MEM_MAJOR); + class_register(&mem_class); for (i = 0; i < ARRAY_SIZE(devlist); i++) { + simple_add_class_device(&mem_class, + MKDEV(MEM_MAJOR, devlist[i].minor), + NULL, devlist[i].name); devfs_mk_cdev(MKDEV(MEM_MAJOR, devlist[i].minor), S_IFCHR | devlist[i].mode, devlist[i].name); } - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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