On Mon, Sep 06, 2010 at 09:42:41PM +0200, Michał Mirosław wrote: > W dniu 6 września 2010 14:07 użytkownik Russell King - ARM Linux > <li...@arm.linux.org.uk> napisał: > > On Sat, Sep 04, 2010 at 02:23:19PM +0200, Michał Mirosław wrote: > >> 2010/9/1 Ohad Ben-Cohen <o...@wizery.com>: > >> > Add a simple mechanism to pass platform data to the > >> > SDIO instances of wl12xx. > [cut patch] > >> Why do you need all that copying? Isn't the data constant? > > > > The first copy is to allow platforms to have their data marked with > > __initdata. The second copy probably isn't necessary, but avoids > > problems where the driver may decide to modify the platform data. > > Sorry for pushing at this, but why would you mark data that's meant to > be used after init phase as __initdata?
Because you may have many instances of the data (due to multiple platform support), and only need one of them at run-time. -- To unsubscribe from this list: send the line "unsubscribe linux-mmc" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
