X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=os%2Fos.h;h=0b182c4a6058a5e4e881538ddbb0de55f02a7ca7;hp=c10cb127a2126ab084162c4945eaba7ee7d52c41;hb=46bfd4e5170ec950c1eb2e27c2ae67fa9b84ee12;hpb=16de1bf91ca80e62ce257a24cae471fab140bbe0 diff --git a/os/os.h b/os/os.h index c10cb127..0b182c4a 100644 --- a/os/os.h +++ b/os/os.h @@ -3,10 +3,14 @@ #include #include +#include #include #include #include +#include "../arch/arch.h" /* IWYU pragma: export */ +#include "../lib/types.h" + enum { os_linux = 1, os_aix, @@ -14,16 +18,28 @@ enum { os_hpux, os_mac, os_netbsd, + os_openbsd, os_solaris, os_windows, + os_android, + os_dragonfly, os_nr, }; -#if defined(__linux__) +typedef enum { + CPU_ARM64_CRC32C, +} cpu_features; + +/* IWYU pragma: begin_exports */ +#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__) @@ -34,56 +50,70 @@ enum { #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; #endif #endif -#ifdef FIO_HAVE_SGIO -#include -#include +#ifndef CONFIG_STRSEP +#include "../oslib/strsep.h" #endif -#ifndef FIO_HAVE_STRSEP -#include "../lib/strsep.h" +#ifndef CONFIG_STRLCAT +#include "../oslib/strlcat.h" #endif +/* IWYU pragma: end_exports */ #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 @@ -92,8 +122,15 @@ 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 @@ -103,6 +140,10 @@ 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 @@ -111,34 +152,36 @@ 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 "/" +#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_HAVE_SOCKLEN_T -typedef socklen_t fio_socklen_t; +#ifndef FIO_OS_HAS_CTIME_R +#define os_ctime_r(x, y, z) (void) ctime_r((x), (y)) #endif #ifdef FIO_USE_GENERIC_SWAP @@ -165,59 +208,64 @@ static inline uint64_t fio_swap64(uint64_t val) } #endif -#ifdef FIO_LITTLE_ENDIAN +#ifndef FIO_HAVE_BYTEORDER_FUNCS +#ifdef CONFIG_LITTLE_ENDIAN +#define __be64_to_cpu(x) fio_swap64(x) #define __le16_to_cpu(x) (x) #define __le32_to_cpu(x) (x) #define __le64_to_cpu(x) (x) +#define __cpu_to_be64(x) fio_swap64(x) #define __cpu_to_le16(x) (x) #define __cpu_to_le32(x) (x) #define __cpu_to_le64(x) (x) #else +#define __be64_to_cpu(x) (x) #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_be64(x) (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 be64_to_cpu(val) ({ \ + typecheck(uint64_t, val); \ + __be64_to_cpu(val); \ +}) #define le16_to_cpu(val) ({ \ - uint16_t *__val = &(val); \ - __le16_to_cpu(*__val); \ + typecheck(uint16_t, val); \ + __le16_to_cpu(val); \ }) #define le32_to_cpu(val) ({ \ - uint32_t *__val = &(val); \ - __le32_to_cpu(*__val); \ + typecheck(uint32_t, val); \ + __le32_to_cpu(val); \ }) #define le64_to_cpu(val) ({ \ - uint64_t *__val = &(val); \ - __le64_to_cpu(*__val); \ + typecheck(uint64_t, val); \ + __le64_to_cpu(val); \ +}) +#endif + +#define cpu_to_be64(val) ({ \ + typecheck(uint64_t, val); \ + __cpu_to_be64(val); \ }) #define cpu_to_le16(val) ({ \ - uint16_t *__val = &(val); \ - __cpu_to_le16(*__val); \ + typecheck(uint16_t, val); \ + __cpu_to_le16(val); \ }) #define cpu_to_le32(val) ({ \ - uint32_t *__val = &(val); \ - __cpu_to_le32(*__val); \ + typecheck(uint32_t, val); \ + __cpu_to_le32(val); \ }) #define cpu_to_le64(val) ({ \ - uint64_t *__val = &(val); \ - __cpu_to_le64(*__val); \ + typecheck(uint64_t, val); \ + __cpu_to_le64(val); \ }) -#ifndef FIO_HAVE_BLKTRACE -static inline int is_blktrace(const char *fname) -{ - return 0; -} -struct thread_data; -static inline int load_blktrace(struct thread_data *td, const char *fname) -{ - return 1; -} -#endif - #define FIO_DEF_CL_SIZE 128 static inline int os_cache_line_size(void) @@ -250,25 +298,28 @@ static inline int blockdev_size(struct fio_file *f, unsigned long long *bytes) } #endif -#ifdef FIO_USE_GENERIC_RAND -typedef unsigned int os_random_state_t; - -static inline void os_random_seed(unsigned long seed, os_random_state_t *rs) +#ifdef FIO_USE_GENERIC_INIT_RANDOM_STATE +static inline int init_random_seeds(unsigned long *rand_seeds, int size) { - srand(seed); -} + int fd; -static inline long os_random_long(os_random_state_t *rs) -{ - long val; + fd = open("/dev/urandom", O_RDONLY); + if (fd == -1) { + return 1; + } + + if (read(fd, rand_seeds, size) < size) { + close(fd); + return 1; + } - val = rand_r(rs); - return val; + close(fd); + 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; } @@ -281,6 +332,22 @@ 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) { @@ -288,4 +355,30 @@ static inline int gettid(void) } #endif +#ifndef FIO_HAVE_SHM_ATTACH_REMOVED +static inline int shm_attach_to_open_removed(void) +{ + return 0; +} +#endif + +#ifndef FIO_HAVE_NATIVE_FALLOCATE +static inline bool fio_fallocate(struct fio_file *f, uint64_t offset, uint64_t len) +{ + errno = ENOSYS; + return false; +} +#endif + +#if defined(CONFIG_POSIX_FALLOCATE) || defined(FIO_HAVE_NATIVE_FALLOCATE) +# define FIO_HAVE_ANY_FALLOCATE +#endif + +#ifndef FIO_HAVE_CPU_HAS +static inline bool os_cpu_has(cpu_features feature) +{ + return false; +} +#endif + #endif