linux-kernel - [PATCH v2 16/16] powerpc: Remove CONFIG_PPC_HAVE

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <191371e5b94077cad24809d22a07b310271fbaf1.1633707305.git.christophe.leroy@csgroup.eu>
Date:   Fri,  8 Oct 2021 17:40:44 +0200
From:   Christophe Leroy <christophe.leroy@...roup.eu>
To:     Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Paul Mackerras <paulus@...ba.org>,
        Michael Ellerman <mpe@...erman.id.au>
Cc:     Christophe Leroy <christophe.leroy@...roup.eu>,
        linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org
Subject: [PATCH v2 16/16] powerpc: Remove CONFIG_PPC_HAVE_KUAP

All platforms now have KUAP so remove CONFIG_PPC_HAVE_KUAP

Signed-off-by: Christophe Leroy <christophe.leroy@...roup.eu>
---
 arch/powerpc/mm/nohash/kup.c           |  1 -
 arch/powerpc/platforms/Kconfig.cputype | 11 -----------
 2 files changed, 12 deletions(-)

diff --git a/arch/powerpc/mm/nohash/kup.c b/arch/powerpc/mm/nohash/kup.c
index bbacbd780806..eaea52231dd6 100644
--- a/arch/powerpc/mm/nohash/kup.c
+++ b/arch/powerpc/mm/nohash/kup.c
@@ -10,7 +10,6 @@
 #include <linux/smp.h>
 
 #include <asm/kup.h>
-#include <asm/mmu.h>
 #include <asm/smp.h>
 
 #ifdef CONFIG_PPC_KUAP
diff --git a/arch/powerpc/platforms/Kconfig.cputype b/arch/powerpc/platforms/Kconfig.cputype
index d0e52ad45d73..d0ae0d6a1384 100644
--- a/arch/powerpc/platforms/Kconfig.cputype
+++ b/arch/powerpc/platforms/Kconfig.cputype
@@ -31,20 +31,17 @@ config PPC_BOOK3S_32
 	imply PPC_FPU
 	select PPC_HAVE_PMU_SUPPORT
 	select PPC_HAVE_KUEP
-	select PPC_HAVE_KUAP
 	select HAVE_ARCH_VMAP_STACK
 
 config PPC_85xx
 	bool "Freescale 85xx"
 	select E500
-	select PPC_HAVE_KUAP
 
 config PPC_8xx
 	bool "Freescale 8xx"
 	select ARCH_SUPPORTS_HUGETLBFS
 	select FSL_SOC
 	select PPC_HAVE_KUEP
-	select PPC_HAVE_KUAP
 	select HAVE_ARCH_VMAP_STACK
 	select HUGETLBFS
 
@@ -54,7 +51,6 @@ config 40x
 	select PPC_UDBG_16550
 	select 4xx_SOC
 	select HAVE_PCI
-	select PPC_HAVE_KUAP
 
 config 44x
 	bool "AMCC 44x, 46x or 47x"
@@ -64,7 +60,6 @@ config 44x
 	select HAVE_PCI
 	select PHYS_64BIT
 	select PPC_HAVE_KUEP
-	select PPC_HAVE_KUAP
 
 endchoice
 
@@ -110,7 +105,6 @@ config PPC_BOOK3S_64
 	select IRQ_WORK
 	select PPC_MM_SLICES
 	select PPC_HAVE_KUEP
-	select PPC_HAVE_KUAP
 
 config PPC_BOOK3E_64
 	bool "Embedded processors"
@@ -118,7 +112,6 @@ config PPC_BOOK3E_64
 	select PPC_SMP_MUXED_IPI
 	select PPC_DOORBELL
 	select ZONE_DMA
-	select PPC_HAVE_KUAP
 
 endchoice
 
@@ -408,12 +401,8 @@ config PPC_KUEP
 
 	  If you're unsure, say Y.
 
-config PPC_HAVE_KUAP
-	bool
-
 config PPC_KUAP
 	bool "Kernel Userspace Access Protection"
-	depends on PPC_HAVE_KUAP
 	default y
 	help
 	  Enable support for Kernel Userspace Access Protection (KUAP)
-- 
2.31.1