Date: Tue, 01 Jun 2010 09:54:49 -0700 From: Marcel Moolenaar <xcllnt@mac.com> To: Tai-hwa Liang <avatar@mmlab.cse.yzu.edu.tw> Cc: freebsd-current@freebsd.org Subject: Re: Removal of GEOM_BSD, GEOM_MBR, GEOM_PC98 and GEOM_SUNLABEL Message-ID: <3CEA6831-076A-4DA6-8B11-509018BB9768@mac.com> In-Reply-To: <10053118405112.90489@www.mmlab.cse.yzu.edu.tw> References: <DED07257-A1C7-4504-9A9E-CAAC2A9737D6@mac.com> <95891.1238477069@critter.freebsd.dk> <20090331133132.1e191836@ernst.jennejohn.org> <gqt3um$f77$3@ger.gmane.org> <20090331155542.74d89d64@ernst.jennejohn.org> <60084D1E-9F64-463A-A8E9-7A237D5C7661@mac.com> <0904011910169.29800@www.mmlab.cse.yzu.edu.tw> <DC771BC5-F356-4D81-9082-91C922CCBF38@mac.com> <0904020940371.36257@www.mmlab.cse.yzu.edu.tw> <4CCDEFD6-830E-4C8F-B7A2-B7878F8842BE@mac.com> <0904021314574.37737@www.mmlab.cse.yzu.edu.tw> <E6347C70-099B-494A-89E2-8CBDDAA36A85@mac.com> <09040309313414.76643@www.mmlab.cse.yzu.edu.tw> <A821815A-63BE-4354-A8A9-6C1C8D277422@mac.com> <10053118405112.90489@www.mmlab.cse.yzu.edu.tw>
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On May 31, 2010, at 3:57 AM, Tai-hwa Liang wrote: > > http://en.wikipedia.org/wiki/Extended_boot_record says that there may > be another boot loader inside 0x0 ~ 0x1bd. If that's the case, I'm > wondering if there is any disadvantage to disable the checksumming > against 0x60 ~ 0x1b5? The intend was to prevent false positives. I think it's probably best to remove the checksumming and deal with false positives differently: such as by making sure that the partition has the right type... -- Marcel Moolenaar xcllnt@mac.com
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