diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/i386/bits')
| -rw-r--r-- | sysdeps/unix/sysv/linux/i386/bits/fcntl.h | 27 |
1 files changed, 24 insertions, 3 deletions
diff --git a/sysdeps/unix/sysv/linux/i386/bits/fcntl.h b/sysdeps/unix/sysv/linux/i386/bits/fcntl.h index 8c9159f0fd..6311f1fbad 100644 --- a/sysdeps/unix/sysv/linux/i386/bits/fcntl.h +++ b/sysdeps/unix/sysv/linux/i386/bits/fcntl.h @@ -180,16 +180,37 @@ 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 |