Merge branch 'directory-operation' of https://github.com/friendy-su/fio

[fio.git] / file.h

diff --git a/file.h b/file.h
index ac00ff877997531f2879fcc9e4dbe167f2da7634..deb36e0291369ee78058a4a06e0072b50d8fb2dc 100644 (file)
--- a/file.h
+++ b/file.h
@@ -10,6 +10,10 @@
 #include "lib/lfsr.h"
 #include "lib/gauss.h"
 
+/* Forward declarations */
+struct zoned_block_device_info;
+struct fdp_ruh_info;
+
 /*
  * The type of object we are working on
  */
@@ -30,6 +34,7 @@ enum fio_file_flags {
        FIO_FILE_partial_mmap   = 1 << 6,       /* can't do full mmap */
        FIO_FILE_axmap          = 1 << 7,       /* uses axmap */
        FIO_FILE_lfsr           = 1 << 8,       /* lfsr is used */
+       FIO_FILE_smalloc        = 1 << 9,       /* smalloc file/file_name */
 };
 
 enum file_lock_mode {
@@ -63,6 +68,8 @@ enum fio_fallocate_mode {
        FIO_FALLOCATE_NONE      = 1,
        FIO_FALLOCATE_POSIX     = 2,
        FIO_FALLOCATE_KEEP_SIZE = 3,
+       FIO_FALLOCATE_NATIVE    = 4,
+       FIO_FALLOCATE_TRUNCATE  = 5,
 };
 
 /*
@@ -85,16 +92,26 @@ struct fio_file {
         */
        unsigned int major, minor;
        int fileno;
-       int bs;
        char *file_name;
 
        /*
         * size of the file, offset into file, and io size from that offset
+        * (be aware io_size is different from thread_options::io_size)
         */
        uint64_t real_file_size;
        uint64_t file_offset;
        uint64_t io_size;
 
+       struct fio_ruhs_info *ruhs_info;
+
+       /*
+        * Zoned block device information. See also zonemode=zbd.
+        */
+       struct zoned_block_device_info *zbd_info;
+       /* zonemode=zbd working area */
+       uint32_t min_zone;      /* inclusive */
+       uint32_t max_zone;      /* exclusive */
+
        /*
         * Track last end and last start of IO for a given data direction
         */
@@ -112,15 +129,20 @@ struct fio_file {
        unsigned int last_write_idx;
 
        /*
-        * For use by the io engine
+        * For use by the io engine to store offset
         */
-       uint64_t engine_data;
+       uint64_t engine_pos;
+
+       /*
+        * For use by the io engine for private data storage
+        */
+       void *engine_data;
 
        /*
         * if io is protected by a semaphore, this is set
         */
        union {
-               struct fio_mutex *lock;
+               struct fio_sem *lock;
                struct fio_rwlock *rwlock;
        };
 
@@ -146,14 +168,8 @@ struct fio_file {
        struct disk_util *du;
 };
 
-#define FILE_ENG_DATA(f)       ((void *) (uintptr_t) (f)->engine_data)
-#define FILE_SET_ENG_DATA(f, data)     \
-       ((f)->engine_data = (uintptr_t) (data))
-
-struct file_name {
-       struct flist_head list;
-       char *filename;
-};
+#define FILE_ENG_DATA(f)               ((f)->engine_data)
+#define FILE_SET_ENG_DATA(f, data)     ((f)->engine_data = (data))
 
 #define FILE_FLAG_FNS(name)                                            \
 static inline void fio_file_set_##name(struct fio_file *f)             \
@@ -178,6 +194,7 @@ FILE_FLAG_FNS(hashed);
 FILE_FLAG_FNS(partial_mmap);
 FILE_FLAG_FNS(axmap);
 FILE_FLAG_FNS(lfsr);
+FILE_FLAG_FNS(smalloc);
 #undef FILE_FLAG_FNS
 
 /*
@@ -189,11 +206,18 @@ extern void close_and_free_files(struct thread_data *);
 extern uint64_t get_start_offset(struct thread_data *, struct fio_file *);
 extern int __must_check setup_files(struct thread_data *);
 extern int __must_check file_invalidate_cache(struct thread_data *, struct fio_file *);
+#ifdef __cplusplus
+extern "C" {
+#endif
 extern int __must_check generic_open_file(struct thread_data *, struct fio_file *);
 extern int __must_check generic_close_file(struct thread_data *, struct fio_file *);
 extern int __must_check generic_get_file_size(struct thread_data *, struct fio_file *);
+extern int __must_check generic_prepopulate_file(struct thread_data *, struct fio_file *);
+#ifdef __cplusplus
+}
+#endif
 extern int __must_check file_lookup_open(struct fio_file *f, int flags);
-extern int __must_check pre_read_files(struct thread_data *);
+extern bool __must_check pre_read_files(struct thread_data *);
 extern unsigned long long get_rand_file_size(struct thread_data *td);
 extern int add_file(struct thread_data *, const char *, int, int);
 extern int add_file_exclusive(struct thread_data *, const char *);
@@ -204,7 +228,7 @@ extern void lock_file(struct thread_data *, struct fio_file *, enum fio_ddir);
 extern void unlock_file(struct thread_data *, struct fio_file *);
 extern void unlock_file_all(struct thread_data *, struct fio_file *);
 extern int add_dir_files(struct thread_data *, const char *);
-extern int init_random_map(struct thread_data *);
+extern bool init_random_map(struct thread_data *);
 extern void dup_files(struct thread_data *, struct thread_data *);
 extern int get_fileno(struct thread_data *, const char *);
 extern void free_release_files(struct thread_data *);
@@ -212,5 +236,7 @@ extern void filesetup_mem_free(void);
 extern void fio_file_reset(struct thread_data *, struct fio_file *);
 extern bool fio_files_done(struct thread_data *);
 extern bool exists_and_not_regfile(const char *);
+extern int fio_set_directio(struct thread_data *, struct fio_file *);
+extern void fio_file_free(struct fio_file *);
 
 #endif