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Diffstat (limited to 'lib/zlib_dfltcc/dfltcc_util.h')
-rw-r--r--lib/zlib_dfltcc/dfltcc_util.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/lib/zlib_dfltcc/dfltcc_util.h b/lib/zlib_dfltcc/dfltcc_util.h
index 82cd1950c416..7c0d3bdc50a9 100644
--- a/lib/zlib_dfltcc/dfltcc_util.h
+++ b/lib/zlib_dfltcc/dfltcc_util.h
@@ -4,6 +4,7 @@
#include <linux/zutil.h>
#include <asm/facility.h>
+#include <asm/setup.h>
/*
* C wrapper for the DEFLATE CONVERSION CALL instruction.
@@ -102,7 +103,8 @@ static inline int dfltcc_are_params_ok(
static inline int is_dfltcc_enabled(void)
{
- return test_facility(DFLTCC_FACILITY);
+ return (zlib_dfltcc_support != ZLIB_DFLTCC_DISABLED &&
+ test_facility(DFLTCC_FACILITY));
}
char *oesc_msg(char *buf, int oesc);