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x86: restore swap and enable zram, MGLRU and PSI #146

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Merged
slp merged 3 commits into from
Sep 22, 2026
Merged

x86: restore swap and enable zram, MGLRU and PSI #146

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ef37473
x86: restore swap and enable zram, MGLRU and PSI
jmagder Sep 20, 2026
ddb58a0
config: sync zram and MGLRU into aarch64 and riscv64 variants
jmagder Sep 21, 2026
46b4931
config: enable MGLRU by default with CONFIG_LRU_GEN_ENABLED
jmagder Sep 21, 2026
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7 changes: 5 additions & 2 deletions config-libkrunfw_aarch64
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Original file line number Diff line number Diff line change
Expand Up @@ -955,7 +955,8 @@ CONFIG_HAVE_ARCH_USERFAULTFD_WP=y
CONFIG_HAVE_ARCH_USERFAULTFD_MINOR=y
CONFIG_USERFAULTFD=y
CONFIG_PTE_MARKER_UFFD_WP=y
# CONFIG_LRU_GEN is not set
CONFIG_LRU_GEN=y
CONFIG_LRU_GEN_ENABLED=y
CONFIG_ARCH_SUPPORTS_PER_VMA_LOCK=y
CONFIG_PER_VMA_LOCK=y
CONFIG_LOCK_MM_AND_FIND_VMA=y
Expand Down Expand Up @@ -1471,7 +1472,9 @@ CONFIG_OF_OVERLAY=y
# CONFIG_PARPORT is not set
CONFIG_BLK_DEV=y
# CONFIG_BLK_DEV_NULL_BLK is not set
# CONFIG_ZRAM is not set
CONFIG_ZRAM=y
CONFIG_ZRAM_BACKEND_ZSTD=y
CONFIG_ZRAM_DEF_COMP_ZSTD=y
CONFIG_BLK_DEV_LOOP=y
CONFIG_BLK_DEV_LOOP_MIN_COUNT=0
# CONFIG_BLK_DEV_DRBD is not set
Expand Down
7 changes: 5 additions & 2 deletions config-libkrunfw_riscv64
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Original file line number Diff line number Diff line change
Expand Up @@ -741,7 +741,8 @@ CONFIG_SECRETMEM=y
# CONFIG_ANON_VMA_NAME is not set
CONFIG_HAVE_ARCH_USERFAULTFD_MINOR=y
CONFIG_USERFAULTFD=y
# CONFIG_LRU_GEN is not set
CONFIG_LRU_GEN=y
CONFIG_LRU_GEN_ENABLED=y
CONFIG_ARCH_SUPPORTS_PER_VMA_LOCK=y
CONFIG_PER_VMA_LOCK=y
CONFIG_LOCK_MM_AND_FIND_VMA=y
Expand Down Expand Up @@ -1262,7 +1263,9 @@ CONFIG_OF_OVERLAY=y
# CONFIG_PARPORT is not set
CONFIG_BLK_DEV=y
# CONFIG_BLK_DEV_NULL_BLK is not set
# CONFIG_ZRAM is not set
CONFIG_ZRAM=y
CONFIG_ZRAM_BACKEND_ZSTD=y
CONFIG_ZRAM_DEF_COMP_ZSTD=y
CONFIG_BLK_DEV_LOOP=y
CONFIG_BLK_DEV_LOOP_MIN_COUNT=0
# CONFIG_BLK_DEV_DRBD is not set
Expand Down
13 changes: 8 additions & 5 deletions config-libkrunfw_x86_64
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Original file line number Diff line number Diff line change
Expand Up @@ -144,7 +144,7 @@ CONFIG_TASKSTATS=y
CONFIG_TASK_DELAY_ACCT=y
CONFIG_TASK_XACCT=y
CONFIG_TASK_IO_ACCOUNTING=y
# CONFIG_PSI is not set
CONFIG_PSI=y
# end of CPU/Task time and stats accounting

# CONFIG_CPU_ISOLATION is not set
Expand Down Expand Up @@ -792,7 +792,7 @@ CONFIG_COREDUMP=y
#
# Memory Management options
#
# CONFIG_SWAP is not set
CONFIG_SWAP=y

#
# Slab allocator options
Expand Down Expand Up @@ -871,7 +871,7 @@ CONFIG_ARCH_HAS_ZONE_DMA_SET=y
CONFIG_ZONE_DMA32=y
CONFIG_ZONE_DEVICE=y
# CONFIG_DEVICE_PRIVATE is not set
# CONFIG_VM_EVENT_COUNTERS is not set
CONFIG_VM_EVENT_COUNTERS=y
# CONFIG_PERCPU_STATS is not set

#
Expand All @@ -886,7 +886,8 @@ CONFIG_HAVE_ARCH_USERFAULTFD_WP=y
CONFIG_HAVE_ARCH_USERFAULTFD_MINOR=y
CONFIG_USERFAULTFD=y
CONFIG_PTE_MARKER_UFFD_WP=y
# CONFIG_LRU_GEN is not set
CONFIG_LRU_GEN=y
CONFIG_LRU_GEN_ENABLED=y
CONFIG_ARCH_SUPPORTS_PER_VMA_LOCK=y
CONFIG_PER_VMA_LOCK=y
CONFIG_LOCK_MM_AND_FIND_VMA=y
Expand Down Expand Up @@ -1245,7 +1246,9 @@ CONFIG_ARCH_MIGHT_HAVE_PC_PARPORT=y
# CONFIG_PARPORT is not set
CONFIG_BLK_DEV=y
# CONFIG_BLK_DEV_NULL_BLK is not set
# CONFIG_ZRAM is not set
CONFIG_ZRAM=y
CONFIG_ZRAM_BACKEND_ZSTD=y
CONFIG_ZRAM_DEF_COMP_ZSTD=y
CONFIG_BLK_DEV_LOOP=y
CONFIG_BLK_DEV_LOOP_MIN_COUNT=8
# CONFIG_BLK_DEV_DRBD is not set
Expand Down
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