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kernel: enable static key

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Enable static key (jump label) on all supported architectures. This
lowers overhead and stress on the branch prediction of the CPU and
generally makes the kernel faster.

Signed-off-by: Qingfang Deng <dqfext@gmail.com>
Link: https://github.com/openwrt/openwrt/pull/23073
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
This commit is contained in:
Qingfang Deng
2026-04-24 09:44:32 +08:00
committed by Hauke Mehrtens
parent c1959ded52
commit 3be02c118f
2 changed files with 6 additions and 2 deletions
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target/linux/generic/config-6.12
+3 -1
View File
@@ -3017,7 +3017,9 @@ CONFIG_JFFS2_SUMMARY=y
# CONFIG_JME is not set # CONFIG_JME is not set
CONFIG_JOLIET=y CONFIG_JOLIET=y
# CONFIG_JSA1212 is not set # CONFIG_JSA1212 is not set
# CONFIG_JUMP_LABEL is not set CONFIG_JUMP_LABEL=y
CONFIG_JUMP_LABEL_FEATURE_CHECKS=y
# CONFIG_JUMP_LABEL_FEATURE_CHECK_DEBUG is not set
# CONFIG_JZ4740_WDT is not set # CONFIG_JZ4740_WDT is not set
# CONFIG_KALLSYMS is not set # CONFIG_KALLSYMS is not set
# CONFIG_KALLSYMS_ABSOLUTE_PERCPU is not set # CONFIG_KALLSYMS_ABSOLUTE_PERCPU is not set
target/linux/generic/config-6.18
+3 -1
View File
@@ -3139,7 +3139,9 @@ CONFIG_JFFS2_SUMMARY=y
# CONFIG_JME is not set # CONFIG_JME is not set
CONFIG_JOLIET=y CONFIG_JOLIET=y
# CONFIG_JSA1212 is not set # CONFIG_JSA1212 is not set
# CONFIG_JUMP_LABEL is not set CONFIG_JUMP_LABEL=y
CONFIG_JUMP_LABEL_FEATURE_CHECKS=y
# CONFIG_JUMP_LABEL_FEATURE_CHECK_DEBUG is not set
# CONFIG_JZ4740_WDT is not set # CONFIG_JZ4740_WDT is not set
# CONFIG_KALLSYMS is not set # CONFIG_KALLSYMS is not set
# CONFIG_KALLSYMS_ABSOLUTE_PERCPU is not set # CONFIG_KALLSYMS_ABSOLUTE_PERCPU is not set