x86/mm: Refuse W^X violations

Browse source

x86 has STRICT_*_RWX, but not even a warning when someone violates it.

Add this warning and fully refuse the transition.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Link: https://lkml.kernel.org/r/YwySW3ROc21hN7g9@hirez.programming.kicks-ass.net

...

This commit is contained in:

Peter Zijlstra 2022-08-29 12:18:03 +02:00 • committed by Dave Hansen

parent 86af8230ce

commit 652c5bf380

1 changed files with 32 additions and 0 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

Download patch file Download diff file Expand all files Collapse all files

32

arch/x86/mm/pat/set_memory.c

View file