Re: [PATCH v2 4/5] powerpc/uaccess: Implement user_read_access_begin and user_write_access_begin

2020-05-28 Thread Michael Ellerman
On Fri, 2020-04-03 at 07:20:53 UTC, Christophe Leroy wrote: > Add support for selective read or write user access with > user_read_access_begin/end and user_write_access_begin/end. > > Signed-off-by: Christophe Leroy > Reviewed-by: Kees Cook Applied to powerpc topic/uaccess-ppc, thanks.

[PATCH v2 4/5] powerpc/uaccess: Implement user_read_access_begin and user_write_access_begin

2020-04-03 Thread Christophe Leroy
Add support for selective read or write user access with user_read_access_begin/end and user_write_access_begin/end. Signed-off-by: Christophe Leroy Reviewed-by: Kees Cook --- v2: no change --- arch/powerpc/include/asm/book3s/32/kup.h | 4 ++-- arch/powerpc/include/asm/kup.h | 14