X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=os-linux.h;h=84919539e7a711e6c7d724705314a2c6e03d707b;hp=752d17e1e84db3af75726560574aaa20b712a8e1;hb=2270890cef8d98ab97f87d348d16dce6454e631f;hpb=e5b401d4bf67a1704f28872d3abe09eaf65cdabe

diff --git a/os-linux.h b/os-linux.h
index 752d17e1..84919539 100644
--- a/os-linux.h
+++ b/os-linux.h
@@ -18,6 +18,7 @@
 #define FIO_HAVE_SPLICE
 #define FIO_HAVE_IOSCHED_SWITCH
 #define FIO_HAVE_ODIRECT
+#define FIO_HAVE_HUGETLB
 
 #define OS_MAP_ANON		(MAP_ANONYMOUS)
 
@@ -72,6 +73,39 @@ static inline int vmsplice(int fd, const struct iovec *iov,
 
 #define SPLICE_DEF_SIZE	(64*1024)
 
+#ifdef FIO_HAVE_SYSLET
+
+struct syslet_uatom;
+struct async_head_user;
+
+/*
+ * syslet stuff
+ */
+static inline struct syslet_uatom *
+async_exec(struct syslet_uatom *atom, struct async_head_user *ahu)
+{
+	return (void *) syscall(__NR_async_exec, atom, ahu);
+}
+
+static inline long
+async_wait(unsigned long min_wait_events, unsigned long user_ring_idx,
+	   struct async_head_user *ahu)
+{
+	return syscall(__NR_async_wait, min_wait_events,
+			user_ring_idx, ahu);
+}
+
+static inline long async_thread(void *event, struct async_head_user *ahu)
+{
+	return syscall(__NR_async_thread, event, ahu);
+}
+
+static inline long umem_add(unsigned long *uptr, unsigned long inc)
+{
+	return syscall(__NR_umem_add, uptr, inc);
+}
+#endif /* FIO_HAVE_SYSLET */
+
 enum {
 	IOPRIO_WHO_PROCESS = 1,
 	IOPRIO_WHO_PGRP,