From: Christoph Hellwig Date: Tue, 31 Jul 2018 11:39:29 +0000 (+0200) Subject: kconfig: remove duplicate SWAP symbol defintions X-Git-Tag: Ubuntu-5.2.0-15.16~3802^2~6 X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=17c46a6aff5c423f406adfb06eb832f771c06bd1;p=mirror_ubuntu-eoan-kernel.git kconfig: remove duplicate SWAP symbol defintions microblaze and nios2 define their own always n SWAP symbols. Remove those and let the generic defintion do the right thing by adding a new symbol to disable swap entirely. Signed-off-by: Christoph Hellwig Signed-off-by: Masahiro Yamada --- diff --git a/arch/microblaze/Kconfig b/arch/microblaze/Kconfig index d14782100088..cc139d1b1284 100644 --- a/arch/microblaze/Kconfig +++ b/arch/microblaze/Kconfig @@ -1,5 +1,6 @@ config MICROBLAZE def_bool y + select ARCH_NO_SWAP select ARCH_HAS_GCOV_PROFILE_ALL select ARCH_MIGHT_HAVE_PC_PARPORT select ARCH_NO_COHERENT_DMA_MMAP if !MMU @@ -52,9 +53,6 @@ config CPU_LITTLE_ENDIAN endchoice -config SWAP - def_bool n - config RWSEM_GENERIC_SPINLOCK def_bool y diff --git a/arch/nios2/Kconfig b/arch/nios2/Kconfig index 3d4ec88f1db1..3f9d4ef8b20f 100644 --- a/arch/nios2/Kconfig +++ b/arch/nios2/Kconfig @@ -1,6 +1,7 @@ # SPDX-License-Identifier: GPL-2.0 config NIOS2 def_bool y + select ARCH_NO_SWAP select TIMER_OF select GENERIC_ATOMIC64 select GENERIC_CLOCKEVENTS @@ -38,9 +39,6 @@ config HAS_DMA config FPU def_bool n -config SWAP - def_bool n - config RWSEM_GENERIC_SPINLOCK def_bool y diff --git a/init/Kconfig b/init/Kconfig index 041f3a022122..1e69f93b809e 100644 --- a/init/Kconfig +++ b/init/Kconfig @@ -218,9 +218,16 @@ config DEFAULT_HOSTNAME but you may wish to use a different default here to make a minimal system more usable with less configuration. +# +# For some reason microblaze and nios2 hard code SWAP=n. Hopefully we can +# add proper SWAP support to them, in which case this can be remove. +# +config ARCH_NO_SWAP + bool + config SWAP bool "Support for paging of anonymous memory (swap)" - depends on MMU && BLOCK + depends on MMU && BLOCK && !ARCH_NO_SWAP default y help This option allows you to choose whether you want to have support