Thread (8 messages) 8 messages, 5 authors, 2016-03-10
STALE3743d

[PATCH 2/2] [RFC] PM / Domains: Join state name and index in debugfs output

From: Geert Uytterhoeven <geert+renesas@glider.be>
Date: 2016-02-23 16:49:23
Subsystem: driver core, kobjects, debugfs and sysfs, hibernation (aka software suspend, aka swsusp), power management core, suspend to ram, the rest · Maintainers: Greg Kroah-Hartman, "Rafael J. Wysocki", Danilo Krummrich, Linus Torvalds

For low-power states, the state index is part of the state, hence join
them with a hyphen in the /sys/kernel/debug/pm_genpd/pm_genpd_summary
output. E.g. "off 0" becomes "off-0".

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
---
Alternative separators could be ":" or "/".
---
 drivers/base/power/domain.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/base/power/domain.c b/drivers/base/power/domain.c
index 01015d85ab6493fc..9e59543d314c4b0b 100644
--- a/drivers/base/power/domain.c
+++ b/drivers/base/power/domain.c
@@ -1892,7 +1892,7 @@ static int pm_genpd_summary_one(struct seq_file *s,
 	if (WARN_ON(genpd->status >= ARRAY_SIZE(status_lookup)))
 		goto exit;
 	if (genpd->status == GPD_STATE_POWER_OFF)
-		snprintf(state, sizeof(state), "%s %u",
+		snprintf(state, sizeof(state), "%s-%u",
 			 status_lookup[genpd->status], genpd->state_idx);
 	else
 		snprintf(state, sizeof(state), "%s",
-- 
1.9.1
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