From 26cb1f36c43ee6e89d2a9f48a5a7500d5248f836 Mon Sep 17 00:00:00 2001
From: Diana Craciun <diana.craciun@nxp.com>
Date: Sat, 28 Jul 2018 09:06:39 +1000
Subject: [PATCH] Documentation: Add nospectre_v1 parameter
Git-commit: 26cb1f36c43ee6e89d2a9f48a5a7500d5248f836
Patch-mainline: v4.19-rc1
References: bsc#1051510

Currently only supported on powerpc.

Signed-off-by: Diana Craciun <diana.craciun@nxp.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Acked-by: Takashi Iwai <tiwai@suse.de>

---
 Documentation/admin-guide/kernel-parameters.txt |    4 ++++
 1 file changed, 4 insertions(+)

--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -2736,6 +2736,10 @@
 				     cannot be undone. Depending on the CPU
 				     type this might have a performance impact.
 
+	nospectre_v1	[PPC] Disable mitigations for Spectre Variant 1 (bounds
+			check bypass). With this option data leaks are possible
+			in the system.
+
 	nospectre_v2	[X86] Disable all mitigations for the Spectre variant 2
 			(indirect branch prediction) vulnerability. System may
 			allow data leaks with this option, which is equivalent