From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ming Lei Subject: Re: [PATCH 5/5] initdev:kernel: USB and SCSI block init device notification, v3 Date: Sat, 2 May 2009 11:55:39 +0800 Message-ID: <20090502115539.396206bc@linux-lm> References: <20090502023000.GA16076@cuplxvomd02.corp.sa.net> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Cc: linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org, linux-usb-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, greg-U8xfFu+wG4EAvxtiuMwx3w@public.gmane.org, linux-scsi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, arjan-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org To: David VomLehn Return-path: In-Reply-To: <20090502023000.GA16076-CFZJ1or75eBPWxJt6d6B6bQa8qPdvLwY@public.gmane.org> Sender: linux-usb-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: netdev.vger.kernel.org On Fri, 1 May 2009 19:30:00 -0700 David VomLehn wrote: > From: Alan Stern > Add notification of device discovery for USB and SCSI block devices. > > History > v3 Change bootdev_* to initdev_* > v2 Correct location of call to bootdev_found > v1 Initial version > > Signed-off-by: Alan Stern Signed-off-by: David VomLehn > --- > drivers/scsi/scsi_scan.c | 2 ++ > drivers/usb/storage/usb.c | 3 +++ > 2 files changed, 5 insertions(+), 0 deletions(-) > > diff --git a/drivers/scsi/scsi_scan.c b/drivers/scsi/scsi_scan.c > index 6f51ca4..735b061 100644 > --- a/drivers/scsi/scsi_scan.c > +++ b/drivers/scsi/scsi_scan.c > @@ -1834,6 +1834,7 @@ static int do_scan_async(void *_data) > struct async_scan_data *data = _data; > do_scsi_scan_host(data->shost); > scsi_finish_async_scan(data); > + initdev_probe_done(BOOTDEV_BLOCK_MASK); Which code are waiting for the block device's probe done? > return 0; > } > > @@ -1855,6 +1856,7 @@ void scsi_scan_host(struct Scsi_Host *shost) > return; > } > > + initdev_found(BOOTDEV_BLOCK_MASK); > p = kthread_run(do_scan_async, data, "scsi_scan_%d", > shost->host_no); if (IS_ERR(p)) > do_scan_async(data); > diff --git a/drivers/usb/storage/usb.c b/drivers/usb/storage/usb.c > index 8060b85..ea7abab 100644 > --- a/drivers/usb/storage/usb.c > +++ b/drivers/usb/storage/usb.c > @@ -837,6 +837,7 @@ static int usb_stor_scan_thread(void * __us) > /* Should we unbind if no devices were detected? */ > } > > + initdev_probe_done(BOOTDEV_BLOCK_MASK); the same question with above. > complete_and_exit(&us->scanning_done, 0); > } > > @@ -937,10 +938,12 @@ int usb_stor_probe2(struct us_data *us) > } > > /* Start up the thread for delayed SCSI-device scanning */ > + initdev_found(BOOTDEV_BLOCK_MASK); > th = kthread_create(usb_stor_scan_thread, us, > "usb-stor-scan"); if (IS_ERR(th)) { > printk(KERN_WARNING USB_STORAGE > "Unable to start the device-scanning > thread\n"); > + initdev_probe_done(BOOTDEV_BLOCK_MASK); the same question with above. > complete(&us->scanning_done); > quiesce_and_remove_host(us); > result = PTR_ERR(th); > -- -- Lei Ming -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html