From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:56406) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cdwYD-0003F5-4S for qemu-devel@nongnu.org; Wed, 15 Feb 2017 05:11:06 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cdwYB-0003rT-QV for qemu-devel@nongnu.org; Wed, 15 Feb 2017 05:11:05 -0500 Date: Wed, 15 Feb 2017 11:10:52 +0100 From: Kevin Wolf Message-ID: <20170215101052.GA4935@noname.redhat.com> References: <1202180823.778907.1487108292243.JavaMail.zimbra@research.iiit.ac.in> <6066bf52-d3d9-07d2-1e0f-118b8c19f3f4@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <6066bf52-d3d9-07d2-1e0f-118b8c19f3f4@redhat.com> Subject: Re: [Qemu-devel] [Qemu-block] regarding bug name : -hda FAT:. limited to 504MBytes List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Thomas Huth Cc: Shubham Kumar , qemu-devel@nongnu.org, qemu-block@nongnu.org Am 14.02.2017 um 23:24 hat Thomas Huth geschrieben: > On 14.02.2017 22:38, Shubham Kumar wrote: > > Since the problem seems like the used FAT-16 file system , > > Will it solve the problem if I change the code of vvfat.c for FAT-32 file system to increase acceptable file size ? > > As far as I know, FAT16 can already support up to 4GB file systems, so > that limitation to 504 MB must be something different. > It's maybe best if you put the qemu-block mailing list on CC:, to get > the attention of the block/disk expert, too. Maybe there's someone > around who knows the vvfat code and its limitations and can give a good > answer here... None of the active developers know, or want to know, the vvfat code. There is some FAT32 support there, but if you use it: fprintf(stderr, "Big fat greek warning: FAT32 has not been tested. " "You are welcome to do so!\n"); So if you just want to play with it, go ahead. But if you care about your data, maybe vvfat isn't the right tool anyway. Kevin