Borislav Petkov beca4e2d99 Map the vsyscall page with _PAGE_USER
This needs to happen early in kaiser_pagetable_walk(), before the
hierarchy is established so that _PAGE_USER permission can be really
set.

A proper fix would be to teach kaiser_pagetable_walk() to update those
permissions but the vsyscall page is the only exception here so ...

Signed-off-by: Borislav Petkov <bp@suse.de>
Acked-by: Hugh Dickins <hughd@google.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-01-10 09:29:54 +01:00
..
2018-01-10 09:29:54 +01:00
2016-10-19 08:39:47 -07:00
2018-01-10 09:29:54 +01:00