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-rw-r--r--libc/sysdeps/linux/avr32/bits/fcntl.h15
1 files changed, 15 insertions, 0 deletions
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);