This is a note to let you know that I've just added the patch titled
tracing: Fix off-by-one on allocating stat->pages
to the 3.9-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
tracing-fix-off-by-one-on-allocating-stat-pages.patch
and it can be found in the queue-3.9 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 39e30cd1537937d3c00ef87e865324e981434e5b Mon Sep 17 00:00:00 2001
From: Namhyung Kim <namhyung.kim@xxxxxxx>
Date: Mon, 1 Apr 2013 21:46:24 +0900
Subject: tracing: Fix off-by-one on allocating stat->pages
From: Namhyung Kim <namhyung.kim@xxxxxxx>
commit 39e30cd1537937d3c00ef87e865324e981434e5b upstream.
The first page was allocated separately, so no need to start from 0.
Link: http://lkml.kernel.org/r/1364820385-32027-2-git-send-email-namhyung@xxxxxxxxxx
Signed-off-by: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: Frederic Weisbecker <fweisbec@xxxxxxxxx>
Cc: Namhyung Kim <namhyung.kim@xxxxxxx>
Signed-off-by: Steven Rostedt <rostedt@xxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
kernel/trace/ftrace.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/kernel/trace/ftrace.c
+++ b/kernel/trace/ftrace.c
@@ -676,7 +676,7 @@ int ftrace_profile_pages_init(struct ftr
pages = DIV_ROUND_UP(functions, PROFILES_PER_PAGE);
- for (i = 0; i < pages; i++) {
+ for (i = 1; i < pages; i++) {
pg->next = (void *)get_zeroed_page(GFP_KERNEL);
if (!pg->next)
goto out_free;
Patches currently in stable-queue which might be from namhyung.kim@xxxxxxx are
queue-3.9/tracing-fix-off-by-one-on-allocating-stat-pages.patch
queue-3.9/tracing-reset-ftrace_graph_filter_enabled-if-count-is-zero.patch
queue-3.9/tracing-check-return-value-of-tracing_init_dentry.patch
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