arm: apple: rtkit: Add endpoint field to buffers

To be used for special-case oslog support in rtkit-helper.

Signed-off-by: Hector Martin <marcan@marcan.st>
Signed-off-by: Mark Kettenis <kettenis@openbsd.org>
diff --git a/arch/arm/include/asm/arch-apple/rtkit.h b/arch/arm/include/asm/arch-apple/rtkit.h
index 1b6c6cc..4b11e2a 100644
--- a/arch/arm/include/asm/arch-apple/rtkit.h
+++ b/arch/arm/include/asm/arch-apple/rtkit.h
@@ -12,6 +12,7 @@
 	u64 dva;
 	size_t size;
 	bool is_mapped;
+	int endpoint;
 };
 
 typedef int (*apple_rtkit_shmem_setup)(void *cookie,