On Wednesday 28 September 2005 16:22, Young Koh wrote: > so, as my understanding, sigsetjmp() is used for returning an error > when there is a userspace and/or kernelspace address faulting in both > skas and tt modes. and i386 implementation works the same way, i > guess.
> my one quick question is (it could sound stupid, Not at all. > but) that why there > may be a kernelspace faulting? kernel must correct and shouldn't > access bad address, i guess, and if so, shouldn't it be a kernel > panic? cat /dev/kmem, as I already said (won't repeat the whole story here). Yes, yes, yes, the kmem driver could check manually the address, but (same story as the rest): *) checking by hand is slower *) not needed, because for i386 works and other archs conform to i386. -- Inform me of my mistakes, so I can keep imitating Homer Simpson's "Doh!". Paolo Giarrusso, aka Blaisorblade (Skype ID "PaoloGiarrusso", ICQ 215621894) http://www.user-mode-linux.org/~blaisorblade ___________________________________ Yahoo! Mail: gratis 1GB per i messaggi e allegati da 10MB http://mail.yahoo.it ------------------------------------------------------- This SF.Net email is sponsored by: Power Architecture Resource Center: Free content, downloads, discussions, and more. http://solutions.newsforge.com/ibmarch.tmpl _______________________________________________ User-mode-linux-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/user-mode-linux-devel
