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(parent: fa4cdcc) | patch
arm64: disable EL2 traps for PIE
authorJoey Gouly <joey.gouly@arm.com>
Tue, 6 Jun 2023 14:58:53 +0000 (15:58 +0100)
committerCatalin Marinas <catalin.marinas@arm.com>
Tue, 6 Jun 2023 15:52:41 +0000 (16:52 +0100)
commit7df7170965a28c61f80a57b655b0cc10adb88ab9
treee5c9d2ef0ac648dfd6dcd8cadc5469a3e67fad68tree | snapshot
parentfa4cdccaa58224a12591f2c045c24abc5251bb9dcommit | diff
arm64: disable EL2 traps for PIE

Disable trapping of TCR2_EL1 and PIRx_EL1 registers, so they can be
accessed from by EL1.

Signed-off-by: Joey Gouly <joey.gouly@arm.com>
Cc: Will Deacon <will@kernel.org>
Reviewed-by: Mark Brown <broonie@kernel.org>
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
Link: https://lore.kernel.org/r/20230606145859.697944-15-joey.gouly@arm.com
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
arch/arm64/include/asm/el2_setup.h diff | blob | history
arch/arm64/include/asm/kvm_arm.h diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git