Commit-ID: 8515522949951d81fe2d06c0a3292f171f2b8ec4
Gitweb: http://git.kernel.org/tip/8515522949951d81fe2d06c0a3292f171f2b8ec4
Author: Andrey Ryabinin <a.ryabinin@xxxxxxxxxxx>
AuthorDate: Thu, 2 Jul 2015 12:09:37 +0300
Committer: Ingo Molnar <mingo@xxxxxxxxxx>
CommitDate: Mon, 6 Jul 2015 14:53:14 +0200
x86/kasan: Add message about KASAN being initialized
Print informational message to tell user that kernel
runs with KASAN enabled.
Add a "kasan: " prefix to all messages in kasan_init_64.c.
Signed-off-by: Andrey Ryabinin <a.ryabinin@xxxxxxxxxxx>
Cc: Alexander Popov <alpopov@xxxxxxxxxxxxxx>
Cc: Alexander Potapenko <glider@xxxxxxxxxx>
Cc: Andrey Konovalov <adech.fo@xxxxxxxxx>
Cc: Borislav Petkov <bp@xxxxxxxxx>
Cc: Dmitry Vyukov <dvyukov@xxxxxxxxxx>
Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Link: http://lkml.kernel.org/r/1435828178-10975-6-git-send-email-a.ryabinin@xxxxxxxxxxx
Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx>
---
arch/x86/mm/kasan_init_64.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/arch/x86/mm/kasan_init_64.c b/arch/x86/mm/kasan_init_64.c
index 9a54dbe..e1840f3 100644
--- a/arch/x86/mm/kasan_init_64.c
+++ b/arch/x86/mm/kasan_init_64.c
@@ -1,3 +1,4 @@
+#define pr_fmt(fmt) "kasan: " fmt
#include <linux/bootmem.h>
#include <linux/kasan.h>
#include <linux/kdebug.h>
@@ -237,4 +238,6 @@ void __init kasan_init(void)
load_cr3(init_level4_pgt);
__flush_tlb_all();
init_task.kasan_depth = 0;
+
+ pr_info("Kernel address sanitizer initialized\n");
}
--
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