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authorLorenzo Pieralisi2015-03-25 16:22:13 +0100
committerWill Deacon2015-03-26 16:13:11 +0100
commitfb094eb19900937322848beaf1a622c6afb6250b (patch)
tree102d75fcef8fa67090c2a84dacf67aee60a626ff /arch/arm64/kernel/setup.c
parentARM64: kernel: acpi: refactor ACPI tables init and checks (diff)
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ARM64: kernel: acpi: honour acpi=force command line parameter
If acpi=force is passed on the command line, it forces ACPI to be the only available boot method, hence it must be left enabled even if the initialization and sanity checks on ACPI tables fails. This patch refactors ACPI initialization to prevent disabling ACPI if acpi=force is passed on the command line. Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> Acked-by: Ard Biesheuvel <ard.biesheuvel@linaro.org> Acked-by: Hanjun Guo <hanjun.guo@linaro.org> Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org> Cc: Hanjun Guo <hanjun.guo@linaro.org> Cc: Catalin Marinas <catalin.marinas@arm.com> Signed-off-by: Will Deacon <will.deacon@arm.com>
Diffstat (limited to 'arch/arm64/kernel/setup.c')
-rw-r--r--arch/arm64/kernel/setup.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm64/kernel/setup.c b/arch/arm64/kernel/setup.c
index d60b1adc7500..b2783111fd52 100644
--- a/arch/arm64/kernel/setup.c
+++ b/arch/arm64/kernel/setup.c
@@ -390,7 +390,7 @@ void __init setup_arch(char **cmdline_p)
early_ioremap_reset();
- if (acpi_disabled && !param_acpi_force) {
+ if (acpi_disabled) {
unflatten_device_tree();
psci_dt_init();
cpu_read_bootcpu_ops();