ring buffer splice: remove compatibility code

diff --git a/lib/ringbuffer/ring_buffer_splice.c b/lib/ringbuffer/ring_buffer_splice.c
index 9695b9fe9464f3f047f216681832b62764b0cb9f..1888e0f873e2feccfa3e89c1c2615c9d244ee2a5 100644 (file)
--- a/lib/ringbuffer/ring_buffer_splice.c
+++ b/lib/ringbuffer/ring_buffer_splice.c
@@ -12,7 +12,6 @@
 
 #include <linux/module.h>
 #include <linux/fs.h>
-#include <linux/version.h>
 #include <linux/splice.h>
 
 #include <wrapper/ringbuffer/backend.h>
@@ -43,13 +42,6 @@ static void lib_ring_buffer_pipe_buf_release(struct pipe_inode_info *pipe,
 }
 
 static const struct pipe_buf_operations ring_buffer_pipe_buf_ops = {
-#if (LINUX_VERSION_CODE < KERNEL_VERSION(5,1,0))
-       .can_merge = 0,
-#endif
-#if (LINUX_VERSION_CODE < KERNEL_VERSION(3,15,0))
-       .map = generic_pipe_buf_map,
-       .unmap = generic_pipe_buf_unmap,
-#endif
        .confirm = generic_pipe_buf_confirm,
        .release = lib_ring_buffer_pipe_buf_release,
        .steal = generic_pipe_buf_steal,
@@ -84,9 +76,6 @@ static int subbuf_splice_actor(struct file *in,
                .pages = pages,
                .nr_pages = 0,
                .partial = partial,
-#if (LINUX_VERSION_CODE < KERNEL_VERSION(4,12,0))
-               .flags = flags,
-#endif
                .ops = &ring_buffer_pipe_buf_ops,
                .spd_release = lib_ring_buffer_page_release,
        };