X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=os%2Fos.h;h=5e3c813d8fb5b5f726d650c172aedde94f84f21d;hp=2eb38e87afda20dae2b52ebd65d1dfc146247e23;hb=0cfe20893afc994b3e105ea91a528f96af560199;hpb=e97c14423a5688d7adfb342c16363c263cb741f9 diff --git a/os/os.h b/os/os.h index 2eb38e87..5e3c813d 100644 --- a/os/os.h +++ b/os/os.h @@ -2,14 +2,39 @@ #define FIO_OS_H #include +#include +#include #include #include #include -#if defined(__linux__) +#include "../arch/arch.h" +#include "../lib/types.h" + +enum { + os_linux = 1, + os_aix, + os_freebsd, + os_hpux, + os_mac, + os_netbsd, + os_openbsd, + os_solaris, + os_windows, + os_android, + os_dragonfly, + + os_nr, +}; + +#if defined(__ANDROID__) +#include "os-android.h" +#elif defined(__linux__) #include "os-linux.h" #elif defined(__FreeBSD__) #include "os-freebsd.h" +#elif defined(__OpenBSD__) +#include "os-openbsd.h" #elif defined(__NetBSD__) #include "os-netbsd.h" #elif defined(__sun__) @@ -20,17 +45,15 @@ #include "os-aix.h" #elif defined(__hpux) #include "os-hpux.h" -#elif defined(__CYGWIN__) +#elif defined(WIN32) #include "os-windows.h" +#elif defined (__DragonFly__) +#include "os-dragonfly.h" #else #error "unsupported os" #endif -#ifdef FIO_HAVE_LIBAIO -#include -#endif - -#ifdef FIO_HAVE_POSIXAIO +#ifdef CONFIG_POSIXAIO #include #ifndef FIO_OS_HAVE_AIOCB_TYPEDEF typedef struct aiocb os_aiocb_t; @@ -42,34 +65,54 @@ typedef struct aiocb os_aiocb_t; #include #endif -#ifndef FIO_HAVE_STRSEP -#include "../lib/strsep.h" +#ifndef CONFIG_STRSEP +#include "../oslib/strsep.h" +#endif + +#ifndef CONFIG_STRLCAT +#include "../oslib/strlcat.h" #endif #ifdef MSG_DONTWAIT #define OS_MSG_DONTWAIT MSG_DONTWAIT #endif -#ifndef FIO_HAVE_FADVISE -#define posix_fadvise(fd, off, len, advice) (0) - #ifndef POSIX_FADV_DONTNEED #define POSIX_FADV_DONTNEED (0) #define POSIX_FADV_SEQUENTIAL (0) #define POSIX_FADV_RANDOM (0) +#define POSIX_FADV_NORMAL (0) #endif -#endif /* FIO_HAVE_FADVISE */ #ifndef FIO_HAVE_CPU_AFFINITY -#define fio_setaffinity(pid, mask) (0) -#define fio_getaffinity(pid, mask) do { } while (0) #define fio_cpu_clear(mask, cpu) do { } while (0) -#define fio_cpuset_exit(mask) (-1) typedef unsigned long os_cpu_mask_t; + +static inline int fio_setaffinity(int pid, os_cpu_mask_t cpumask) +{ + return 0; +} + +static inline int fio_getaffinity(int pid, os_cpu_mask_t *cpumask) +{ + return -1; +} + +static inline int fio_cpuset_exit(os_cpu_mask_t *mask) +{ + return -1; +} + +static inline int fio_cpus_split(os_cpu_mask_t *mask, unsigned int cpu_index) +{ + return 0; +} +#else +extern int fio_cpus_split(os_cpu_mask_t *mask, unsigned int cpu); #endif #ifndef FIO_HAVE_IOPRIO -#define ioprio_set(which, who, prio) (0) +#define ioprio_set(which, who, prioclass, prio) (0) #endif #ifndef FIO_HAVE_ODIRECT @@ -78,8 +121,15 @@ typedef unsigned long os_cpu_mask_t; #define OS_O_DIRECT O_DIRECT #endif +#ifdef OS_O_ATOMIC +#define FIO_O_ATOMIC OS_O_ATOMIC +#else +#define FIO_O_ATOMIC 0 +#endif + #ifndef FIO_HAVE_HUGETLB #define SHM_HUGETLB 0 +#define MAP_HUGETLB 0 #ifndef FIO_HUGE_PAGE #define FIO_HUGE_PAGE 0 #endif @@ -89,6 +139,10 @@ typedef unsigned long os_cpu_mask_t; #endif #endif +#ifndef FIO_HAVE_MMAP_HUGE +#define MAP_HUGETLB 0 +#endif + #ifndef FIO_O_NOATIME #define FIO_O_NOATIME 0 #endif @@ -97,31 +151,116 @@ typedef unsigned long os_cpu_mask_t; #define OS_RAND_MAX RAND_MAX #endif -#ifdef FIO_HAVE_CLOCK_MONOTONIC -#define FIO_TIMER_CLOCK CLOCK_MONOTONIC -#else -#define FIO_TIMER_CLOCK CLOCK_REALTIME -#endif - #ifndef FIO_HAVE_RAWBIND #define fio_lookup_raw(dev, majdev, mindev) 1 #endif #ifndef FIO_PREFERRED_ENGINE -#define FIO_PREFERRED_ENGINE "sync" +#define FIO_PREFERRED_ENGINE "psync" +#endif + +#ifndef FIO_OS_PATH_SEPARATOR +#define FIO_OS_PATH_SEPARATOR "/" +#endif + +#ifndef FIO_PREFERRED_CLOCK_SOURCE +#ifdef CONFIG_CLOCK_GETTIME +#define FIO_PREFERRED_CLOCK_SOURCE CS_CGETTIME +#else +#define FIO_PREFERRED_CLOCK_SOURCE CS_GTOD +#endif #endif #ifndef FIO_MAX_JOBS -#define FIO_MAX_JOBS 2048 +#define FIO_MAX_JOBS 4096 +#endif + +#ifndef CONFIG_SOCKLEN_T +typedef unsigned int socklen_t; +#endif + +#ifndef FIO_OS_HAS_CTIME_R +#define os_ctime_r(x, y, z) (void) ctime_r((x), (y)) +#endif + +#ifdef FIO_USE_GENERIC_SWAP +static inline uint16_t fio_swap16(uint16_t val) +{ + return (val << 8) | (val >> 8); +} + +static inline uint32_t fio_swap32(uint32_t val) +{ + val = ((val & 0xff00ff00UL) >> 8) | ((val & 0x00ff00ffUL) << 8); + + return (val >> 16) | (val << 16); +} + +static inline uint64_t fio_swap64(uint64_t val) +{ + val = ((val & 0xff00ff00ff00ff00ULL) >> 8) | + ((val & 0x00ff00ff00ff00ffULL) << 8); + val = ((val & 0xffff0000ffff0000ULL) >> 16) | + ((val & 0x0000ffff0000ffffULL) << 16); + + return (val >> 32) | (val << 32); +} #endif +#ifndef FIO_HAVE_BYTEORDER_FUNCS +#ifdef CONFIG_LITTLE_ENDIAN +#define __le16_to_cpu(x) (x) +#define __le32_to_cpu(x) (x) +#define __le64_to_cpu(x) (x) +#define __cpu_to_le16(x) (x) +#define __cpu_to_le32(x) (x) +#define __cpu_to_le64(x) (x) +#else +#define __le16_to_cpu(x) fio_swap16(x) +#define __le32_to_cpu(x) fio_swap32(x) +#define __le64_to_cpu(x) fio_swap64(x) +#define __cpu_to_le16(x) fio_swap16(x) +#define __cpu_to_le32(x) fio_swap32(x) +#define __cpu_to_le64(x) fio_swap64(x) +#endif +#endif /* FIO_HAVE_BYTEORDER_FUNCS */ + +#ifdef FIO_INTERNAL +#define le16_to_cpu(val) ({ \ + typecheck(uint16_t, val); \ + __le16_to_cpu(val); \ +}) +#define le32_to_cpu(val) ({ \ + typecheck(uint32_t, val); \ + __le32_to_cpu(val); \ +}) +#define le64_to_cpu(val) ({ \ + typecheck(uint64_t, val); \ + __le64_to_cpu(val); \ +}) +#endif + +#define cpu_to_le16(val) ({ \ + typecheck(uint16_t, val); \ + __cpu_to_le16(val); \ +}) +#define cpu_to_le32(val) ({ \ + typecheck(uint32_t, val); \ + __cpu_to_le32(val); \ +}) +#define cpu_to_le64(val) ({ \ + typecheck(uint64_t, val); \ + __cpu_to_le64(val); \ +}) + #ifndef FIO_HAVE_BLKTRACE -static inline int is_blktrace(const char *fname) +static inline int is_blktrace(const char *fname, int *need_swap) { return 0; } struct thread_data; -static inline int load_blktrace(struct thread_data *td, const char *fname) +static inline int load_blktrace(struct thread_data *td, const char *fname, + int need_swap) { return 1; } @@ -176,13 +315,47 @@ static inline long os_random_long(os_random_state_t *rs) } #endif +#ifdef FIO_USE_GENERIC_INIT_RANDOM_STATE +extern void td_fill_rand_seeds(struct thread_data *td); +/* + * Initialize the various random states we need (random io, block size ranges, + * read/write mix, etc). + */ +static inline int init_random_state(struct thread_data *td, unsigned long *rand_seeds, int size) +{ + int fd; + + fd = open("/dev/urandom", O_RDONLY); + if (fd == -1) { + return 1; + } + + if (read(fd, rand_seeds, size) < size) { + close(fd); + return 1; + } + + close(fd); + td_fill_rand_seeds(td); + return 0; +} +#endif + #ifndef FIO_HAVE_FS_STAT -static inline unsigned long long get_fs_size(const char *path) +static inline unsigned long long get_fs_free_size(const char *path) { return 0; } #endif +#ifdef __powerpc64__ +#define FIO_HAVE_CPU_ONLINE_SYSCONF +static inline unsigned int cpus_online(void) +{ + return sysconf(_SC_NPROCESSORS_CONF); +} +#endif + #ifndef FIO_HAVE_CPU_ONLINE_SYSCONF static inline unsigned int cpus_online(void) { @@ -190,6 +363,22 @@ static inline unsigned int cpus_online(void) } #endif +#ifndef CPU_COUNT +#ifdef FIO_HAVE_CPU_AFFINITY +static inline int CPU_COUNT(os_cpu_mask_t *mask) +{ + int max_cpus = cpus_online(); + int nr_cpus, i; + + for (i = 0, nr_cpus = 0; i < max_cpus; i++) + if (fio_cpu_isset(mask, i)) + nr_cpus++; + + return nr_cpus; +} +#endif +#endif + #ifndef FIO_HAVE_GETTID static inline int gettid(void) { @@ -197,4 +386,11 @@ static inline int gettid(void) } #endif +#ifndef FIO_HAVE_SHM_ATTACH_REMOVED +static inline int shm_attach_to_open_removed(void) +{ + return 0; +} +#endif + #endif