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Commit a08f5242 authored Apr 03, 2018 by Kaushal Kumar

defconfig: sdm670: Enable BP (Branch prediction) hardening



Invalidate branch predictor entries on context switches.

Change-Id: I64be713c298af543e73a0cbc725c9ea4354076e4
Signed-off-by: Kaushal Kumar <kaushalk@codeaurora.org>

parent 2b029ca3

arch/arm64/configs/sdm670-perf_defconfig

+1 −0

Original line number	Diff line number	Diff line
		@@ -66,6 +66,7 @@ CONFIG_ZSMALLOC=y
		CONFIG_BALANCE_ANON_FILE_RECLAIM=y
		CONFIG_PROCESS_RECLAIM=y
		CONFIG_SECCOMP=y
		CONFIG_HARDEN_BRANCH_PREDICTOR=y
		CONFIG_ARMV8_DEPRECATED=y
		CONFIG_SWP_EMULATION=y
		CONFIG_CP15_BARRIER_EMULATION=y

arch/arm64/configs/sdm670_defconfig

+1 −0

Original line number	Diff line number	Diff line
		@@ -71,6 +71,7 @@ CONFIG_ZSMALLOC=y
		CONFIG_BALANCE_ANON_FILE_RECLAIM=y
		CONFIG_PROCESS_RECLAIM=y
		CONFIG_SECCOMP=y
		CONFIG_HARDEN_BRANCH_PREDICTOR=y
		CONFIG_ARMV8_DEPRECATED=y
		CONFIG_SWP_EMULATION=y
		CONFIG_CP15_BARRIER_EMULATION=y