WSL2-Linux-Kernel/drivers/scsi/scsi_wait_scan.c

43 строки
1.1 KiB
C

/*
* scsi_wait_scan.c
*
* Copyright (C) 2006 James Bottomley <James.Bottomley@SteelEye.com>
*
* This is a simple module to wait until all the async scans are
* complete. The idea is to use it in initrd/initramfs scripts. You
* modprobe it after all the modprobes of the root SCSI drivers and it
* will wait until they have all finished scanning their busses before
* allowing the boot to proceed
*/
#include <linux/module.h>
#include <linux/device.h>
#include <scsi/scsi_scan.h>
static int __init wait_scan_init(void)
{
/*
* First we need to wait for device probing to finish;
* the drivers we just loaded might just still be probing
* and might not yet have reached the scsi async scanning
*/
wait_for_device_probe();
/*
* and then we wait for the actual asynchronous scsi scan
* to finish.
*/
scsi_complete_async_scans();
return 0;
}
static void __exit wait_scan_exit(void)
{
}
MODULE_DESCRIPTION("SCSI wait for scans");
MODULE_AUTHOR("James Bottomley");
MODULE_LICENSE("GPL");
late_initcall(wait_scan_init);
module_exit(wait_scan_exit);