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authorKees Cook <kees.cook@canonical.com>2011-02-11 19:21:25 -0800
committerIngo Molnar <mingo@elte.hu>2011-02-12 14:11:56 +0100
commitf590308536db432e4747f562b29e5858123938e9 (patch)
treeece1e37bcd1f62b22801f43e72cd097b2fc1eee9 /kernel/time/timer_list.c
parentd2478521afc20227658a10a8c5c2bf1a2aa615b3 (diff)
downloadlinux-f590308536db432e4747f562b29e5858123938e9.tar.gz
timer debug: Hide kernel addresses via %pK in /proc/timer_list
In the continuing effort to avoid kernel addresses leaking to
unprivileged users, this patch switches to %pK for
/proc/timer_list reporting.

Signed-off-by: Kees Cook <kees.cook@canonical.com>
Cc: John Stultz <johnstul@us.ibm.com>
Cc: Dan Rosenberg <drosenberg@vsecurity.com>
Cc: Eugene Teo <eugeneteo@kernel.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
LKML-Reference: <20110212032125.GA23571@outflux.net>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/time/timer_list.c')
-rw-r--r--kernel/time/timer_list.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/time/timer_list.c b/kernel/time/timer_list.c
index 32a19f9397fc..3258455549f4 100644
--- a/kernel/time/timer_list.c
+++ b/kernel/time/timer_list.c
@@ -41,7 +41,7 @@ static void print_name_offset(struct seq_file *m, void *sym)
 	char symname[KSYM_NAME_LEN];
 
 	if (lookup_symbol_name((unsigned long)sym, symname) < 0)
-		SEQ_printf(m, "<%p>", sym);
+		SEQ_printf(m, "<%pK>", sym);
 	else
 		SEQ_printf(m, "%s", symname);
 }
@@ -112,7 +112,7 @@ next_one:
 static void
 print_base(struct seq_file *m, struct hrtimer_clock_base *base, u64 now)
 {
-	SEQ_printf(m, "  .base:       %p\n", base);
+	SEQ_printf(m, "  .base:       %pK\n", base);
 	SEQ_printf(m, "  .index:      %d\n",
 			base->index);
 	SEQ_printf(m, "  .resolution: %Lu nsecs\n",