kernel: Enable frontswap

"Frontswap provides a “transcendent memory” interface for swap pages. In
some environments, dramatic performance savings may be obtained because
swapped pages are saved in RAM (or a RAM-like device) instead of a swap
disk."

https://www.kernel.org/doc/html/latest/vm/frontswap.html

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>
Acked-by: Peter Müller <peter.mueller@ipfire.org>
Signed-off-by: Arne Fitzenreiter <arne_f@ipfire.org>

diff --git a/config/kernel/kernel.config.aarch64-ipfire b/config/kernel/kernel.config.aarch64-ipfire
index 15f8cfc6b6c3aa05afa161d6c36625b14a93150c..a59fecaeaa7b9d00baa7e18cfe86b5722371e145 100644 (file)
--- a/config/kernel/kernel.config.aarch64-ipfire
+++ b/config/kernel/kernel.config.aarch64-ipfire
@@ -956,11 +956,12 @@ CONFIG_ARCH_SUPPORTS_MEMORY_FAILURE=y
 # CONFIG_MEMORY_FAILURE is not set
 # CONFIG_TRANSPARENT_HUGEPAGE is not set
 CONFIG_CLEANCACHE=y
-# CONFIG_FRONTSWAP is not set
+CONFIG_FRONTSWAP=y
 CONFIG_CMA=y
 # CONFIG_CMA_DEBUG is not set
 # CONFIG_CMA_DEBUGFS is not set
 CONFIG_CMA_AREAS=7
+# CONFIG_ZSWAP is not set
 # CONFIG_ZPOOL is not set
 # CONFIG_ZBUD is not set
 # CONFIG_ZSMALLOC is not set

diff --git a/config/kernel/kernel.config.armv6l-ipfire b/config/kernel/kernel.config.armv6l-ipfire
index fc309c9b329165e110e95e5c9a323d17a9619ded..dc8d3a6b9e13fb4dbb6f4b42b743c1d76a185a5d 100644 (file)
--- a/config/kernel/kernel.config.armv6l-ipfire
+++ b/config/kernel/kernel.config.armv6l-ipfire
@@ -964,11 +964,12 @@ CONFIG_BOUNCE=y
 CONFIG_KSM=y
 CONFIG_DEFAULT_MMAP_MIN_ADDR=65536
 CONFIG_CLEANCACHE=y
-# CONFIG_FRONTSWAP is not set
+CONFIG_FRONTSWAP=y
 CONFIG_CMA=y
 # CONFIG_CMA_DEBUG is not set
 # CONFIG_CMA_DEBUGFS is not set
 CONFIG_CMA_AREAS=7
+# CONFIG_ZSWAP is not set
 # CONFIG_ZPOOL is not set
 # CONFIG_ZBUD is not set
 # CONFIG_ZSMALLOC is not set

diff --git a/config/kernel/kernel.config.i586-ipfire b/config/kernel/kernel.config.i586-ipfire
index 08df3d6568a35a594f7759cd4da7e79c265b7b92..90d4ac8564e9ea06218accc24236c3f417d879c7 100644 (file)
--- a/config/kernel/kernel.config.i586-ipfire
+++ b/config/kernel/kernel.config.i586-ipfire
@@ -950,8 +950,9 @@ CONFIG_TRANSPARENT_HUGEPAGE=y
 CONFIG_TRANSPARENT_HUGEPAGE_ALWAYS=y
 # CONFIG_TRANSPARENT_HUGEPAGE_MADVISE is not set
 CONFIG_CLEANCACHE=y
-# CONFIG_FRONTSWAP is not set
+CONFIG_FRONTSWAP=y
 # CONFIG_CMA is not set
+# CONFIG_ZSWAP is not set
 # CONFIG_ZPOOL is not set
 # CONFIG_ZBUD is not set
 # CONFIG_ZSMALLOC is not set

diff --git a/config/kernel/kernel.config.x86_64-ipfire b/config/kernel/kernel.config.x86_64-ipfire
index 5f8711ac48ef84d3fff4f09e2dc59d2db032986a..29fc302747aa99e8816abedef984f89b488d35bd 100644 (file)
--- a/config/kernel/kernel.config.x86_64-ipfire
+++ b/config/kernel/kernel.config.x86_64-ipfire
@@ -950,8 +950,9 @@ CONFIG_TRANSPARENT_HUGEPAGE_ALWAYS=y
 CONFIG_ARCH_WANTS_THP_SWAP=y
 CONFIG_THP_SWAP=y
 CONFIG_CLEANCACHE=y
-# CONFIG_FRONTSWAP is not set
+CONFIG_FRONTSWAP=y
 # CONFIG_CMA is not set
+# CONFIG_ZSWAP is not set
 # CONFIG_ZPOOL is not set
 # CONFIG_ZBUD is not set
 # CONFIG_ZSMALLOC is not set