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mdbx: rework using of mdbx_mmap_t and mdbx_msync().

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This commit is contained in:
Leo Yuriev
2017-07-11 14:10:24 +03:00
parent 70d54f6f2c
commit 455de97d36
4 changed files with 64 additions and 101 deletions
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25
src/osal.h
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@@ -420,8 +420,6 @@ int mdbx_pwrite(mdbx_filehandle_t fd, const void *buf, size_t count,
uint64_t offset);
int mdbx_write(mdbx_filehandle_t fd, const void *buf, size_t count);
int mdbx_msync(void *addr, size_t length, int async);
int mdbx_thread_create(mdbx_thread_t *thread,
THREAD_RESULT(THREAD_CALL *start_routine)(void *),
void *arg);
@@ -440,19 +438,24 @@ int mdbx_openfile(const char *pathname, int flags, mode_t mode,
int mdbx_closefile(mdbx_filehandle_t fd);
typedef struct mdbx_mmap_param {
void *address;
union {
void *address;
uint8_t *dxb;
struct MDBX_lockinfo *lck;
};
mdbx_filehandle_t fd;
#ifdef MDBX_OSAL_SECTION
MDBX_OSAL_SECTION section;
#endif
mdbx_filehandle_t fd;
} mdbx_mmap_param_t;
int mdbx_mmap(int flags, mdbx_mmap_param_t *map, size_t length, size_t limit);
int mdbx_munmap(mdbx_mmap_param_t *map, size_t length);
int mdbx_mlock(mdbx_mmap_param_t *map, size_t length);
int mdbx_mresize(int flags, mdbx_mmap_param_t *map, size_t current,
size_t wanna);
int mdbx_mremap(int flags, mdbx_mmap_param_t *map, size_t old_limit,
} mdbx_mmap_t;
int mdbx_mmap(int flags, mdbx_mmap_t *map, size_t length, size_t limit);
int mdbx_munmap(mdbx_mmap_t *map, size_t length);
int mdbx_mlock(mdbx_mmap_t *map, size_t length);
int mdbx_mresize(int flags, mdbx_mmap_t *map, size_t current, size_t wanna);
int mdbx_mremap(int flags, mdbx_mmap_t *map, size_t old_limit,
size_t new_limit);
int mdbx_msync(mdbx_mmap_t *map, size_t offset, size_t length, int async);
static __inline mdbx_pid_t mdbx_getpid(void) {
#if defined(_WIN32) || defined(_WIN64)