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Message-ID: <1355491060-970-2-git-send-email-sivaramn@nvidia.com>
Date: Fri, 14 Dec 2012 15:17:37 +0200
From: Sivaram Nair <sivaramn@...dia.com>
To: <rafael.j.wysocki@...el.com>, <daniel.lezcano@...aro.org>,
<shuox.liu@...el.com>, <akpm@...ux-foundation.org>,
<yanmin_zhang@...el.com>
CC: <linux-pm@...r.kernel.org>, Sivaram Nair <sivaramn@...dia.com>,
<linux-kernel@...r.kernel.org>
Subject: [PATCH 2/2] cpuidle: fix sysfs output for power_usage
cpuidle_state->power_usage is signed; so change the corresponding sysfs
ops to output signed value instead of unsigned.
Signed-off-by: Sivaram Nair <sivaramn@...dia.com>
---
drivers/cpuidle/sysfs.c | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/drivers/cpuidle/sysfs.c b/drivers/cpuidle/sysfs.c
index 3409429..2fc79cd 100644
--- a/drivers/cpuidle/sysfs.c
+++ b/drivers/cpuidle/sysfs.c
@@ -232,6 +232,13 @@ static struct cpuidle_state_attr attr_##_name = __ATTR(_name, 0644, show, store)
static ssize_t show_state_##_name(struct cpuidle_state *state, \
struct cpuidle_state_usage *state_usage, char *buf) \
{ \
+ return sprintf(buf, "%d\n", state->_name);\
+}
+
+#define define_show_state_u_function(_name) \
+static ssize_t show_state_##_name(struct cpuidle_state *state, \
+ struct cpuidle_state_usage *state_usage, char *buf) \
+{ \
return sprintf(buf, "%u\n", state->_name);\
}
@@ -270,7 +277,7 @@ static ssize_t show_state_##_name(struct cpuidle_state *state, \
return sprintf(buf, "%s\n", state->_name);\
}
-define_show_state_function(exit_latency)
+define_show_state_u_function(exit_latency)
define_show_state_function(power_usage)
define_show_state_ull_function(usage)
define_show_state_ull_function(time)
--
1.7.9.5
--
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