David Miller wrote: > From: David Miller <da...@davemloft.net> > Date: Fri, 18 Dec 2009 10:33:13 -0800 (PST) > > >> From: Vladimir 'φ-coder/phcoder' Serbinenko <phco...@gmail.com> >> Date: Fri, 18 Dec 2009 17:17:13 +0100 >> >> >>> Hello, all. According to David Miller sparc's openboot doesn't support >>> opening same disk twice. So I implemented handle reusage logic. Tested >>> on imac g3 >>> >> At a minimum you have to seek to the beginning of the device >> as that is one of the many side effects of openning the >> device. >> > > In fact this proves that your idea can't ever work. > Each openned instance will expect the file offset > pointer to be at different locations. > > You can't share open instances, therefore. > > We really just have to make sure GRUB never violates > this restriction. > Actually we don't open files, only disks and we explicitely seek to desired position. It was so even before my patch.
-- Regards Vladimir 'φ-coder/phcoder' Serbinenko
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