[kvm-unit-tests PATCH v3 01/11] lib: s390x: hardware: Add host_is_qemu() function

From: Janosch Frank <frankja@linux.ibm.com>
To: kvm@vger.kernel.org
Cc: linux-s390@vger.kernel.org, imbrenda@linux.ibm.com,
	david@redhat.com, thuth@redhat.com, seiden@linux.ibm.com,
	nrb@linux.ibm.com
Subject: [kvm-unit-tests PATCH v3 01/11] lib: s390x: hardware: Add host_is_qemu() function
Date: Thu, 21 Apr 2022 10:11:20 +0000	[thread overview]
Message-ID: <20220421101130.23107-2-frankja@linux.ibm.com> (raw)
In-Reply-To: <20220421101130.23107-1-frankja@linux.ibm.com>

In the future we'll likely need to check if we're hosted on QEMU so
let's make this as easy as possible by providing a dedicated function.

Signed-off-by: Janosch Frank <frankja@linux.ibm.com>
Reviewed-by: Claudio Imbrenda <imbrenda@linux.ibm.com>
Reviewed-by: Nico Boehr <nrb@linux.ibm.com>
---
 lib/s390x/hardware.h | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/lib/s390x/hardware.h b/lib/s390x/hardware.h
index 01eeb261..86fe873c 100644
--- a/lib/s390x/hardware.h
+++ b/lib/s390x/hardware.h
@@ -45,6 +45,11 @@ static inline bool host_is_lpar(void)
 	return detect_host() == HOST_IS_LPAR;
 }
 
+static inline bool host_is_qemu(void)
+{
+	return host_is_tcg() || host_is_kvm();
+}
+
 static inline bool machine_is_z15(void)
 {
 	uint16_t machine = get_machine_id();
-- 
2.32.0

