linux-kernel - Re: [PATCH] block: support embedded device command line partition

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Tue, 6 Aug 2013 17:10:18 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Caizhiyong <caizhiyong@...wei.com>
Cc:	Karel Zak <kzak@...hat.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"Wanglin (Albert)" <albert.wanglin@...wei.com>,
	Quyaxin <quyaxin@...wei.com>, Jens Axboe <axboe@...nel.dk>,
	David Woodhouse <dwmw2@...radead.org>,
	Marius Groeger <mag@...go.de>
Subject: Re: [PATCH] block: support embedded device command line partition

On Tue, 6 Aug 2013 10:53:01 +0000 Caizhiyong <caizhiyong@...wei.com> wrote:

> > -----Original Message-----
> > From: Andrew Morton [mailto:akpm@...ux-foundation.org]
> > Sent: Tuesday, August 06, 2013 6:22 AM
> > To: Caizhiyong
> > Cc: Karel Zak; linux-kernel@...r.kernel.org; Wanglin (Albert); Quyaxin; Jens Axboe;
> > David Woodhouse; Marius Groeger
> > Subject: Re: [PATCH] block: support embedded device command line partition
> > 
> > On Sat, 3 Aug 2013 09:57:04 +0000 Caizhiyong <caizhiyong@...wei.com> wrote:
> > 
> > > From: Cai Zhiyong <caizhiyong@...wei.com>
> > >
> > > Read block device partition table from command line.
> > > The partition used for fixed block device (eMMC) embedded device.
> > > It is no MBR, save storage space. Bootloader can be easily accessed by
> > > absolute address of data on the block device.
> > > Users can easily change the partition.
> > >
> > > This code reference MTD partition, source "drivers/mtd/cmdlinepart.c"
> > > About the partition verbose reference
> > "Documentation/block/cmdline-partition.txt"
> > >
> > 
> > Seems OK to me.
> > 
> > The obvious question is: can we consolidate this with
> > drivers/mtd/cmdlinepart.c in some fashion so the kernel doesn't have
> > two parsers which do the same thing?
> 
> I will move the parser to "lib/cmdline.c".
> 

block/cmdline.c is an appropriate place for block-subsystem library
code.

But simply moving the file doesn't achieve anything.  To prove that the
code is indeed library-style code, we should actually *use* it in some
client code.  Such as MTD!
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/