fio: Introduce the log_prio option

[fio.git] / os / os-linux.h

diff --git a/os/os-linux.h b/os/os-linux.h
index ba58bf7d962380413f15441d259eea8573f3c26e..808f1d022779c8ba7ca0fda0470bfa5783262fd0 100644 (file)
--- a/os/os-linux.h
+++ b/os/os-linux.h
@@ -14,7 +14,6 @@
 #include <errno.h>
 #include <sched.h>
 #include <linux/unistd.h>
-#include <linux/raw.h>
 #include <linux/major.h>
 #include <linux/fs.h>
 #include <scsi/sg.h>
@@ -41,7 +40,6 @@
 #define FIO_HAVE_IOSCHED_SWITCH
 #define FIO_HAVE_ODIRECT
 #define FIO_HAVE_HUGETLB
-#define FIO_HAVE_RAWBIND
 #define FIO_HAVE_BLKTRACE
 #define FIO_HAVE_CL_SIZE
 #define FIO_HAVE_CGROUPS
@@ -58,6 +56,8 @@
 
 #define OS_MAP_ANON            MAP_ANONYMOUS
 
+#define FIO_EXT_ENG_DIR        "/usr/local/lib/fio"
+
 typedef cpu_set_t os_cpu_mask_t;
 
 #ifdef CONFIG_3ARG_AFFINITY
@@ -72,6 +72,12 @@ typedef cpu_set_t os_cpu_mask_t;
        sched_getaffinity((pid), (ptr))
 #endif
 
+#ifdef CONFIG_PTHREAD_GETAFFINITY
+#define FIO_HAVE_GET_THREAD_AFFINITY
+#define fio_get_thread_affinity(mask)  \
+       pthread_getaffinity_np(pthread_self(), sizeof(mask), &(mask))
+#endif
+
 #define fio_cpu_clear(mask, cpu)       (void) CPU_CLR((cpu), (mask))
 #define fio_cpu_set(mask, cpu)         (void) CPU_SET((cpu), (mask))
 #define fio_cpu_isset(mask, cpu)       (CPU_ISSET((cpu), (mask)) != 0)
@@ -112,22 +118,34 @@ enum {
 #define IOPRIO_MIN_PRIO_CLASS  0
 #define IOPRIO_MAX_PRIO_CLASS  3
 
-static inline int ioprio_set(int which, int who, int ioprio_class, int ioprio)
+static inline int ioprio_value(int ioprio_class, int ioprio)
 {
        /*
         * If no class is set, assume BE
         */
-       if (!ioprio_class)
-               ioprio_class = IOPRIO_CLASS_BE;
+        if (!ioprio_class)
+                ioprio_class = IOPRIO_CLASS_BE;
+
+       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;
+}
 
-       ioprio |= ioprio_class << IOPRIO_CLASS_SHIFT;
-       return syscall(__NR_ioprio_set, which, who, ioprio);
+static inline int ioprio_set(int which, int who, int ioprio_class, int ioprio)
+{
+       return syscall(__NR_ioprio_set, which, who,
+                      ioprio_value(ioprio_class, ioprio));
 }
 
+#ifndef CONFIG_HAVE_GETTID
 static inline int gettid(void)
 {
        return syscall(__NR_gettid);
 }
+#endif
 
 #define SPLICE_DEF_SIZE        (64*1024)
 
@@ -168,36 +186,6 @@ static inline unsigned long long os_phys_mem(void)
        return (unsigned long long) pages * (unsigned long long) pagesize;
 }
 
-static inline int fio_lookup_raw(dev_t dev, int *majdev, int *mindev)
-{
-       struct raw_config_request rq;
-       int fd;
-
-       if (major(dev) != RAW_MAJOR)
-               return 1;
-
-       /*
-        * we should be able to find /dev/rawctl or /dev/raw/rawctl
-        */
-       fd = open("/dev/rawctl", O_RDONLY);
-       if (fd < 0) {
-               fd = open("/dev/raw/rawctl", O_RDONLY);
-               if (fd < 0)
-                       return 1;
-       }
-
-       rq.raw_minor = minor(dev);
-       if (ioctl(fd, RAW_GETBIND, &rq) < 0) {
-               close(fd);
-               return 1;
-       }
-
-       close(fd);
-       *majdev = rq.block_major;
-       *mindev = rq.block_minor;
-       return 0;
-}
-
 #ifdef O_NOATIME
 #define FIO_O_NOATIME  O_NOATIME
 #else
@@ -323,6 +311,13 @@ static inline int fio_set_sched_idle(void)
 #ifndef RWF_SYNC
 #define RWF_SYNC       0x00000004
 #endif
+#ifndef RWF_NOWAIT
+#define RWF_NOWAIT     0x00000008
+#endif
+
+#ifndef RWF_UNCACHED
+#define RWF_UNCACHED   0x00000040
+#endif
 
 #ifndef RWF_WRITE_LIFE_SHIFT
 #define RWF_WRITE_LIFE_SHIFT           4