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authorHanjun Guo <hanjun.guo@linaro.org>2015-03-27 12:14:35 +0000
committerWill Deacon <will.deacon@arm.com>2015-03-31 16:30:24 +0100
commitec81ad4eca9736bb73d4458fb7d8a5ccaf3e908e (patch)
treee9df5b37485df62560657641fe23bbba31757bbf /arch/arm64/kernel
parent8ef320319592693f4a6286d80df210fd47b3e356 (diff)
ARM64 / ACPI: Ignore the return error value of acpi_map_gic_cpu_interface()
MADT scanning will stop when it gets an error from the handler, acpi_map_gic_cpu_interface(), on arm64. However, we need to find all of the enabled CPUs so that SMP initialization can work properly. So, if an error occurs in this case, ignore it for now so that we can find all of the enabled CPUs. Signed-off-by: Hanjun Guo <hanjun.guo@linaro.org> Signed-off-by: Will Deacon <will.deacon@arm.com>
Diffstat (limited to 'arch/arm64/kernel')
-rw-r--r--arch/arm64/kernel/acpi.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/arm64/kernel/acpi.c b/arch/arm64/kernel/acpi.c
index 07649e413244..c263cbaa6484 100644
--- a/arch/arm64/kernel/acpi.c
+++ b/arch/arm64/kernel/acpi.c
@@ -181,7 +181,8 @@ acpi_parse_gic_cpu_interface(struct acpi_subtable_header *header,
return -EINVAL;
acpi_table_print_madt_entry(header);
- return acpi_map_gic_cpu_interface(processor);
+ acpi_map_gic_cpu_interface(processor);
+ return 0;
}
/* Parse GIC cpu interface entries in MADT for SMP init */