On 2012-06-26 14:50, Andrey V. Elsukov wrote: > Some time ago i have started reading the code in the sys/boot. > Especially i'm interested in the partition tables handling. > I found several problems: > 1. There are several copies of the same code in the libi386/biosdisk.c > and common/disk.c, and partially libpc98/biosdisk.c. > 2. ZFS probing is very slow, because the ZFS code doesn't know how many > disks and partitions the system has: > http://www.freebsd.org/cgi/query-pr.cgi?pr=148296 > http://www.freebsd.org/cgi/query-pr.cgi?pr=161897 > 3. The GPT support doesn't check CRC and even doesn't know anything > about the secondary GPT header/table. > > So, i have created the branch and committed the changes: > http://svnweb.freebsd.org/base/user/ae/bootcode/ > The patch is here: > http://people.freebsd.org/~ae/boot.diff FWIW, I verified it compiles OK with clang, and especially boot2's size isn't increased at all. It would be nice if you could check it with clang now and again, before you finally merge this project into head.Received on Wed Jun 27 2012 - 17:12:25 UTC
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