X-Git-Url: https://git.kernel.dk/?a=blobdiff_plain;ds=sidebyside;f=os-linux.h;h=1ed3d3b650b206921c0c22a5b1e3c656820d228e;hb=cade3ef44669c5c962d7ed18ca0e361116ee44ad;hp=752d17e1e84db3af75726560574aaa20b712a8e1;hpb=7313b48c3196b4750f4103e8622126039e2231c6;p=fio.git

diff --git a/os-linux.h b/os-linux.h
index 752d17e1..1ed3d3b6 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)
 
@@ -31,7 +32,7 @@ typedef struct drand48_data os_random_state_t;
 	posix_fadvise((fd), (off_t)(off), (len), (advice))
 
 #define fio_setaffinity(td)		\
-	sched_setaffinity((td)->pid, sizeof((td)->cpumask), &(td)->cpumask)
+	sched_setaffinity((td)->pid, sizeof((td)->o.cpumask), &(td)->o.cpumask)
 #define fio_getaffinity(pid, ptr)	\
 	sched_getaffinity((pid), sizeof(cpu_set_t), (ptr))
 
@@ -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,
@@ -90,10 +124,7 @@ enum {
 
 static inline int blockdev_invalidate_cache(int fd)
 {
-	if (!ioctl(fd, BLKFLSBUF))
-		return 0;
-
-	return errno;
+	return ioctl(fd, BLKFLSBUF);
 }
 
 static inline int blockdev_size(int fd, unsigned long long *bytes)