script: build-rpi4: Update script to clarify build errors

[platform/kernel/linux-rpi.git] / fs / read_write.c

diff --git a/fs/read_write.c b/fs/read_write.c
index c6db1a0..8d3ec97 100644 (file)
--- a/fs/read_write.c
+++ b/fs/read_write.c
@@ -1250,6 +1250,9 @@ static ssize_t do_sendfile(int out_fd, int in_fd, loff_t *ppos,
                                          count, fl);
                file_end_write(out.file);
        } else {
+               if (out.file->f_flags & O_NONBLOCK)
+                       fl |= SPLICE_F_NONBLOCK;
+
                retval = splice_file_to_pipe(in.file, opipe, &pos, count, fl);
        }