Remove LINUX_FADV_ASYNC_WRITE and LINUX_FADV_WRITE_WAIT.
Declare sync_file_range and splice.
This commit is contained in:
parent
711daa3092
commit
111e56f80c
|
@ -173,16 +173,37 @@ struct flock64
|
|||
# define POSIX_FADV_NOREUSE 5 /* Data will be accessed once. */
|
||||
#endif
|
||||
|
||||
/* Linux-specific operations for posix_fadvise. */
|
||||
|
||||
#ifdef __USE_GNU
|
||||
# define LINUX_FADV_ASYNC_WRITE 32 /* Start writeout on range. */
|
||||
# define LINUX_FADV_WRITE_WAIT 33 /* Wait upon writeout to range. */
|
||||
# define SYNC_FILE_RANGE_WAIT_BEFORE 1 /* Wait upon writeout of all pages
|
||||
in the range before performing the
|
||||
write. */
|
||||
# define SYNC_FILE_RANGE_WRITE 2 /* Initiate writeout of all those
|
||||
dirty pages in the range which are
|
||||
not presently under writeback. */
|
||||
# define SYNC_FILE_RANGE_WAIT_AFTER 4 /* Wait upon writeout of all pages in
|
||||
the range after performing the
|
||||
write. */
|
||||
#endif
|
||||
|
||||
__BEGIN_DECLS
|
||||
|
||||
#ifdef __USE_GNU
|
||||
|
||||
/* Provide kernel hint to read ahead. */
|
||||
extern ssize_t readahead (int __fd, __off64_t __offset, size_t __count)
|
||||
__THROW;
|
||||
|
||||
|
||||
/* Selective file content synch'ing. */
|
||||
extern int sync_file_range (int __fd, __off64_t __from, __off64_t __to,
|
||||
unsigned int __flags);
|
||||
|
||||
|
||||
/* Splice two files together. */
|
||||
extern int splice (int __fdin, int __fdout, size_t __len, unsigned int __flags)
|
||||
__THROW;
|
||||
|
||||
#endif
|
||||
|
||||
__END_DECLS
|
||||
|
|
Loading…
Reference in New Issue