From: Luigi Semenzato <semenzato@chromium.org>
Date: Mon, 29 Apr 2013 17:10:25 +0000 (-0700)
Subject: CHROMIUM: add warning test to /proc/breakme
X-Git-Url: http://git.cascardo.eti.br/?p=cascardo%2Flinux.git;a=commitdiff_plain;h=64b7896dce7f07a161e893d99fd6a3e0c73c9e4f

CHROMIUM: add warning test to /proc/breakme

This is mainly for testing the Chrome OS warning collection
and analysis tools.

BUG=chromium:227080
TEST=manually tested

Change-Id: I0a99d2f87cf1e1354a0feaf3cd5386396d7da381
Signed-off-by: Luigi Semenzato <semenzato@chromium.org>
Reviewed-on: https://gerrit.chromium.org/gerrit/49488
Reviewed-by: Vincent Palatin <vpalatin@chromium.org>
Reviewed-by: Olof Johansson <olofj@chromium.org>
---

diff --git a/fs/proc/breakme.c b/fs/proc/breakme.c
index 8194361a35ef..21911809d85a 100644
--- a/fs/proc/breakme.c
+++ b/fs/proc/breakme.c
@@ -33,6 +33,9 @@ static ssize_t write_breakme(struct file *file, const char __user *buf,
 		/* BUG() */
 		else if (!strcmp(kbuf, "bug"))
 			BUG();
+		/* Warning, normally not a crash */
+		else if (!strcmp(kbuf, "warning"))
+			WARN_ON(1);
 		/* hung_task stuck in unkillable D state */
 		else if (!strcmp(kbuf, "hungtask"))
 			schedule_timeout_uninterruptible(MAX_SCHEDULE_TIMEOUT);