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kconfig: remove duplicate SWAP symbol defintions

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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 <hch@lst.de>
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
This commit is contained in:
Christoph Hellwig
2018-07-31 13:39:29 +02:00
committed by Masahiro Yamada
parent 9bea18010f
commit 17c46a6aff
3 changed files with 10 additions and 7 deletions
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9
init/Kconfig
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@@ -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