From 7c3b5b935d6542b5d9d36e10fb18a7b937bd20d2 Mon Sep 17 00:00:00 2001 From: Hans-Christian Egtvedt Date: Wed, 17 Sep 2008 11:45:37 +0000 Subject: avr32: add defines and prototype function for sync_file_range syscall This patch adds the needed defines and function prototype for the sync_file_range syscall on AVR32 architecture. Signed-off-by: Hans-Christian Egtvedt --- libc/sysdeps/linux/avr32/bits/fcntl.h | 15 +++++++++++++++ 1 file changed, 15 insertions(+) (limited to 'libc/sysdeps/linux/avr32') diff --git a/libc/sysdeps/linux/avr32/bits/fcntl.h b/libc/sysdeps/linux/avr32/bits/fcntl.h index 3bf4e1ac8..6dcb61ba7 100644 --- a/libc/sysdeps/linux/avr32/bits/fcntl.h +++ b/libc/sysdeps/linux/avr32/bits/fcntl.h @@ -169,6 +169,17 @@ struct flock64 { #ifdef __USE_GNU +/* Flags for SYNC_FILE_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 */ + /* Flags for splice() and vmsplice() */ # define SPLICE_F_MOVE 1 /* Move pages instead of copying */ # define SPLICE_F_NONBLOCK 2 /* Don't block on the pipe splicing @@ -179,6 +190,10 @@ struct flock64 { __BEGIN_DECLS +/* Selective file content synch'ing */ +extern int sync_file_range (int __fd, __off64_t __from, __off64_t __to, + unsigned int __flags); + /* Splice address range into a pipe */ extern ssize_t vmsplice (int __fdout, const struct iovec *__iov, size_t __count, unsigned int __flags); -- cgit v1.2.3