linux-kernel - Re: [PATCH 2/5] USB: Provide USB boot device availability notification

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Date:	Thu, 30 Apr 2009 12:49:47 -0700
From:	David VomLehn <dvomlehn@...co.com>
To:	Alan Stern <stern@...land.harvard.edu>
Cc:	Sergei Shtylyov <sshtylyov@...mvista.com>,
	linux-usb@...r.kernel.org, gregkh@...e.de,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/5] USB: Provide USB boot device availability
	notification

On Thu, Apr 30, 2009 at 03:24:30PM -0400, Alan Stern wrote:
> On Thu, 30 Apr 2009, Sergei Shtylyov wrote:
> 
> > Alan Stern wrote:
> > 
> > >>>+/* The mask of possible USB boot devices depends on what drivers and
> > >>>+ * options have been configured into the kernel.  There are too many
> > >>>+ * USB network config options to list here, so just assume it is always
> > >>>+ * possible to have a USB network device.
> > >>>+ */
> > >>>+static int usb_bootdev_mask = 0
> > >>>+#ifdef CONFIG_USB_SERIAL_CONSOLE
> > >>>+				| BOOTDEV_CONSOLE_MASK
> > >>>+#endif
> > >>>+#if defined(CONFIG_USB_STORAGE) | defined(CONFIG_BLK_DEV_UB)
> > 
> > >>    It should be ||, not bitwise | here, no?
> > 
> > > No, it should be bitwise |.  The value being constructed is a union of 
> > > disjoint mask bits.
> > 
> >     I meant the #if line only. Although it shouldn't matter really...
> 
> Oh, sorry.  Yes, you're right about that (and you're right that it 
> doesn't really matter...).
> 
> David, you can go ahead and change the patch, but don't bother to
> submit a new version for such a small thing.  The next time this gets 
> pushed it'll have the right operator.

Done. It will be in the next submission.

> Alan Stern

David VomLehn
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