diff options
| author | Peter Zijlstra <peterz@infradead.org> | 2022-10-26 12:13:03 +0200 |
|---|---|---|
| committer | Dave Hansen <dave.hansen@linux.intel.com> | 2022-12-15 10:37:26 -0800 |
| commit | d48567c9a0d1e605639f8a8705a61bbb55fb4e84 (patch) | |
| tree | e21cc2cc51debdb73db0031a21dac0717af1286e /arch/powerpc | |
| parent | 414ebf148cb5c5fa727ec51fdb69c4ab82dccf3b (diff) | |
| download | linux-d48567c9a0d1e605639f8a8705a61bbb55fb4e84.tar.bz2 | |
mm: Introduce set_memory_rox()
Because endlessly repeating:
set_memory_ro()
set_memory_x()
is getting tedious.
Suggested-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lkml.kernel.org/r/Y1jek64pXOsougmz@hirez.programming.kicks-ass.net
Diffstat (limited to 'arch/powerpc')
| -rw-r--r-- | arch/powerpc/kernel/kprobes.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/arch/powerpc/kernel/kprobes.c b/arch/powerpc/kernel/kprobes.c index bd7b1a035459..7a89de302609 100644 --- a/arch/powerpc/kernel/kprobes.c +++ b/arch/powerpc/kernel/kprobes.c @@ -20,12 +20,12 @@ #include <linux/kdebug.h> #include <linux/slab.h> #include <linux/moduleloader.h> +#include <linux/set_memory.h> #include <asm/code-patching.h> #include <asm/cacheflush.h> #include <asm/sstep.h> #include <asm/sections.h> #include <asm/inst.h> -#include <asm/set_memory.h> #include <linux/uaccess.h> DEFINE_PER_CPU(struct kprobe *, current_kprobe) = NULL; @@ -134,10 +134,9 @@ void *alloc_insn_page(void) if (!page) return NULL; - if (strict_module_rwx_enabled()) { - set_memory_ro((unsigned long)page, 1); - set_memory_x((unsigned long)page, 1); - } + if (strict_module_rwx_enabled()) + set_memory_rox((unsigned long)page, 1); + return page; } |