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authorAndrey Ryabinin <a.ryabinin@samsung.com>2015-07-02 12:09:37 +0300
committerIngo Molnar <mingo@kernel.org>2015-07-06 14:53:14 +0200
commit8515522949951d81fe2d06c0a3292f171f2b8ec4 (patch)
tree968a48460659b704825d5acfdfecd339a5176b46 /arch
parentd4f86beacc21d538dc41e1fc75a22e084f547edf (diff)
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@samsung.com> Cc: Alexander Popov <alpopov@ptsecurity.com> Cc: Alexander Potapenko <glider@google.com> Cc: Andrey Konovalov <adech.fo@gmail.com> Cc: Borislav Petkov <bp@alien8.de> Cc: Dmitry Vyukov <dvyukov@google.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Link: http://lkml.kernel.org/r/1435828178-10975-6-git-send-email-a.ryabinin@samsung.com Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/x86/mm/kasan_init_64.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/x86/mm/kasan_init_64.c b/arch/x86/mm/kasan_init_64.c
index 9a54dbe98064..e1840f3db5b5 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");
}