From: Nicholas Piggin <npiggin@gmail.com>
Date: Fri, 3 Jul 2020 01:19:56 +0000 (+1000)
Subject: powerpc: Remove stale calc_vm_prot_bits() comment
X-Git-Tag: v5.9-rc1~100^2~201
X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=f4ac1774f2cba44994ce9ac0a65772e4656ac2df;p=linux-block.git

powerpc: Remove stale calc_vm_prot_bits() comment

This comment is wrong, we wouldn't use calc_vm_prot_bits() here
because we are being called by calc_vm_prot_bits() to modify its
behaviour.

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20200703011958.1166620-2-npiggin@gmail.com
---

diff --git a/arch/powerpc/include/asm/mman.h b/arch/powerpc/include/asm/mman.h
index d610c2e07b28..4ba303ea27f5 100644
--- a/arch/powerpc/include/asm/mman.h
+++ b/arch/powerpc/include/asm/mman.h
@@ -13,10 +13,6 @@
 #include <linux/pkeys.h>
 #include <asm/cpu_has_feature.h>
 
-/*
- * This file is included by linux/mman.h, so we can't use cacl_vm_prot_bits()
- * here.  How important is the optimization?
- */
 static inline unsigned long arch_calc_vm_prot_bits(unsigned long prot,
 		unsigned long pkey)
 {