FAILED: patch "[PATCH] arm64: fix the flush_icache_range arguments in machine_kexec" failed to apply to 4.9-stable tree

The patch below does not apply to the 4.9-stable tree.
If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to <[email protected]>.

thanks,

greg k-h

------------------ original commit in Linus's tree ------------------

From d51c214541c5154dda3037289ee895ea3ded5ebd Mon Sep 17 00:00:00 2001
From: Christoph Hellwig <[email protected]>
Date: Sun, 10 May 2020 09:54:41 +0200
Subject: [PATCH] arm64: fix the flush_icache_range arguments in machine_kexec

The second argument is the end "pointer", not the length.

index 8e9c924423b4..a0b144cfaea7 100644
@@ -177,6 +177,7 @@ void machine_kexec(struct kimage *kimage)
 	 * the offline CPUs. Therefore, we must use the __* variant here.
 	 */
 	__flush_icache_range((uintptr_t)reboot_code_buffer,
+			     (uintptr_t)reboot_code_buffer +
 			     arm64_relocate_new_kernel_size);
 
 	/* Flush the kimage list and its buffers. */