X-Git-Url: https://git.kernel.dk/?a=blobdiff_plain;f=os%2Fos-linux.h;h=3001140ca486630d6bb60a2958c01d824fbd7fc8;hb=2b3d4a6a924e0aa82654d3b96fb134085af7a98a;hp=12886037dd40ddf5dc3dafbd99be943253e4b78d;hpb=8d6e8d99c8e080a20c025cf16f98097b630c072e;p=fio.git

diff --git a/os/os-linux.h b/os/os-linux.h
index 12886037..3001140c 100644
--- a/os/os-linux.h
+++ b/os/os-linux.h
@@ -20,6 +20,9 @@
 
 #ifdef ARCH_HAVE_CRC_CRYPTO
 #include <sys/auxv.h>
+#ifndef HWCAP_PMULL
+#define HWCAP_PMULL             (1 << 4)
+#endif /* HWCAP_PMULL */
 #ifndef HWCAP_CRC32
 #define HWCAP_CRC32             (1 << 7)
 #endif /* HWCAP_CRC32 */
@@ -129,6 +132,11 @@ static inline int ioprio_value(int ioprio_class, int ioprio)
 	return (ioprio_class << IOPRIO_CLASS_SHIFT) | ioprio;
 }
 
+static inline bool ioprio_value_is_class_rt(unsigned int priority)
+{
+	return (priority >> IOPRIO_CLASS_SHIFT) == IOPRIO_CLASS_RT;
+}
+
 static inline int ioprio_set(int which, int who, int ioprio_class, int ioprio)
 {
 	return syscall(__NR_ioprio_set, which, who,
@@ -400,7 +408,8 @@ static inline bool os_cpu_has(cpu_features feature)
 #ifdef ARCH_HAVE_CRC_CRYPTO
 	case CPU_ARM64_CRC32C:
 		hwcap = getauxval(AT_HWCAP);
-		have_feature = (hwcap & HWCAP_CRC32) != 0;
+		have_feature = (hwcap & (HWCAP_PMULL | HWCAP_CRC32)) ==
+			       (HWCAP_PMULL | HWCAP_CRC32);
 		break;
 #endif
 	default: