tree 9277518e77cac9e1f97d826fa8962d1c861a9e40
parent 8d82076080d909f18dea859a6767df7e3ff69241
author Jeff Dike <jdike@addtoit.com> 1192523206 -0700
committer Linus Torvalds <torvalds@woody.linux-foundation.org> 1192552984 -0700

uml: stop specially protecting kernel stacks

Map all of physical memory as executable to avoid having to change stack
protections during fork and exit.

unprotect_stack is now called only from MODE_TT code, so it is marked as such.

Signed-off-by: Jeff Dike <jdike@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>