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-rw-r--r--erts/preloaded/src/prim_file.erl7
1 files changed, 4 insertions, 3 deletions
diff --git a/erts/preloaded/src/prim_file.erl b/erts/preloaded/src/prim_file.erl
index 0767067682..6bdf5f6e2e 100644
--- a/erts/preloaded/src/prim_file.erl
+++ b/erts/preloaded/src/prim_file.erl
@@ -547,12 +547,13 @@ write_file(_, _) ->
sendfile(#file_descriptor{module = ?MODULE, data = {Port, _}},
DestFD, Offset, Bytes, ChunkSize, Headers, Trailers,
Nodiskio, MNowait, Sync) ->
-
- drv_command(Port, <<?FILE_SENDFILE, DestFD:32, Offset:64, Bytes:64,
- ChunkSize:64,
+ drv_command(Port, <<?FILE_SENDFILE, DestFD:32,
(get_bit(Nodiskio)):1,
(get_bit(MNowait)):1,
(get_bit(Sync)):1,0:5,
+ Offset:64/unsigned,
+ Bytes:64/unsigned,
+ ChunkSize:64,
(encode_hdtl(Headers))/binary,
(encode_hdtl(Trailers))/binary>>).