Re: Are those hacks still valid on powerpc kernel ?

2018-01-24 Thread Benjamin Herrenschmidt
On Wed, 2018-01-24 at 11:17 +0100, Christophe LEROY wrote: > Below comments are very old. > > Aren't new glibc and binutils now able to go without this ? > > Note that the code inside the #if 0 is wrong as we have no vma defined > in the function. > > Or does it just have no performance impact

Are those hacks still valid on powerpc kernel ?

2018-01-24 Thread Christophe LEROY
Below comments are very old. Aren't new glibc and binutils now able to go without this ? Note that the code inside the #if 0 is wrong as we have no vma defined in the function. Or does it just have no performance impact anyway ? From /arch/powerpc/mm/mem.c: void clear_user_page(void *page,