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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
parentd2478521afc20227658a10a8c5c2bf1a2aa615b3 (diff)
downloadblackbird-op-linux-f590308536db432e4747f562b29e5858123938e9.tar.gz
blackbird-op-linux-f590308536db432e4747f562b29e5858123938e9.zip
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')
-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",
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