Modify the custom parameter parsing routines in:
xen/common/core_parking.c
to indicate whether the parameter value was parsed successfully.
Cc: Andrew Cooper <andrew.coop...@citrix.com>
Cc: George Dunlap <george.dun...@eu.citrix.com>
Cc: Ian Jackson <ian.jack...@eu.citrix.com>
Cc: Jan Beulich <jbeul...@suse.com>
Cc: Konrad Rzeszutek Wilk <konrad.w...@oracle.com>
Cc: Stefano Stabellini <sstabell...@kernel.org>
Cc: Tim Deegan <t...@xen.org>
Cc: Wei Liu <wei.l...@citrix.com>
Signed-off-by: Juergen Gross <jgr...@suse.com>
Acked-by: Wei Liu <wei.l...@citrix.com>
---
xen/common/core_parking.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/xen/common/core_parking.c b/xen/common/core_parking.c
index de269e06c2..b07a157ff9 100644
--- a/xen/common/core_parking.c
+++ b/xen/common/core_parking.c
@@ -41,14 +41,16 @@ static enum core_parking_controller {
PERFORMANCE_FIRST
} core_parking_controller = POWER_FIRST;
-static void __init setup_core_parking_option(char *str)
+static int __init setup_core_parking_option(char *str)
{
if ( !strcmp(str, "power") )
core_parking_controller = POWER_FIRST;
else if ( !strcmp(str, "performance") )
core_parking_controller = PERFORMANCE_FIRST;
else
- return;
+ return -EINVAL;
+
+ return 0;
}
custom_param("core_parking", setup_core_parking_option);
--
2.12.3
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