On Friday 13 May 2011, Stephen Boyd wrote: > The help text for this config is duplicated across the x86, > parisc, and s390 Kconfig.debug files. Arnd Bergman noted that the > help text was slightly misleading and should be fixed to state > that enabling this option isn't a problem when using pre 4.4 gcc. > > To simplify the rewording, consolidate the text into > lib/Kconfig.debug and modify it there to be more explicit about > when you should say N to this config. > > Also, make the text a bit more generic by stating that this > option enables compile time checks so we can cover architectures > which emit warnings vs. ones which emit errors. The details of > how an architecture decided to implement the checks isn't as > important as the concept of compile time checking of > copy_from_user() calls. > > While we're doing this, remove all the copy_from_user_overflow() > code that's duplicated many times and place it into lib/ so that > any architecture supporting this option can get the function for > free. > > Cc: Arnd Bergmann <arnd@xxxxxxxx> > Cc: x86@xxxxxxxxxx > Cc: linux-parisc@xxxxxxxxxxxxxxx > Cc: linux-s390@xxxxxxxxxxxxxxx > Cc: Arjan van de Ven <arjan@xxxxxxxxxxxxxxx> > Cc: Helge Deller <deller@xxxxxx> > Cc: Heiko Carstens <heiko.carstens@xxxxxxxxxx> > Cc: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> > Cc: Chris Metcalf <cmetcalf@xxxxxxxxxx> > Signed-off-by: Stephen Boyd <sboyd@xxxxxxxxxxxxxx> Thanks for following up on this Reviewed-by: Arnd Bergmann <arnd@xxxxxxxx> -- To unsubscribe from this list: send the line "unsubscribe linux-parisc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
