summaryrefslogtreecommitdiff
path: root/arch/arm64
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm64')
-rw-r--r--arch/arm64/Kconfig3
-rw-r--r--arch/arm64/Kconfig.platforms2
-rw-r--r--arch/arm64/boot/dts/mediatek/mt8173.dtsi2
-rw-r--r--arch/arm64/include/asm/bug.h33
-rw-r--r--arch/arm64/kernel/traps.c2
-rw-r--r--arch/arm64/kvm/handle_exit.c4
-rw-r--r--arch/arm64/mm/init.c2
7 files changed, 27 insertions, 21 deletions
diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
index 14cdc6dea493..02c08671553e 100644
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -54,6 +54,7 @@ config ARM64
select HAVE_ARCH_SECCOMP_FILTER
select HAVE_ARCH_TRACEHOOK
select HAVE_BPF_JIT
+ select HAVE_EBPF_JIT
select HAVE_C_RECORDMCOUNT
select HAVE_CC_STACKPROTECTOR
select HAVE_CMPXCHG_DOUBLE
@@ -784,7 +785,7 @@ source "fs/Kconfig.binfmt"
config COMPAT
bool "Kernel support for 32-bit EL0"
depends on ARM64_4K_PAGES || EXPERT
- select COMPAT_BINFMT_ELF
+ select COMPAT_BINFMT_ELF if BINFMT_ELF
select HAVE_UID16
select OLD_SIGSUSPEND3
select COMPAT_OLD_SIGACTION
diff --git a/arch/arm64/Kconfig.platforms b/arch/arm64/Kconfig.platforms
index 4043c35962cc..5edb50772c11 100644
--- a/arch/arm64/Kconfig.platforms
+++ b/arch/arm64/Kconfig.platforms
@@ -90,8 +90,6 @@ config ARCH_TEGRA_132_SOC
bool "NVIDIA Tegra132 SoC"
depends on ARCH_TEGRA
select PINCTRL_TEGRA124
- select USB_ULPI if USB_PHY
- select USB_ULPI_VIEWPORT if USB_PHY
help
Enable support for NVIDIA Tegra132 SoC, based on the Denver
ARMv8 CPU. The Tegra132 SoC is similar to the Tegra124 SoC,
diff --git a/arch/arm64/boot/dts/mediatek/mt8173.dtsi b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
index 4dd5f93d0303..7f42b646d528 100644
--- a/arch/arm64/boot/dts/mediatek/mt8173.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
@@ -54,6 +54,7 @@
reg = <0x000>;
enable-method = "psci";
cpu-idle-states = <&CPU_SLEEP_0>;
+ #cooling-cells = <2>;
};
cpu1: cpu@1 {
@@ -70,6 +71,7 @@
reg = <0x100>;
enable-method = "psci";
cpu-idle-states = <&CPU_SLEEP_0>;
+ #cooling-cells = <2>;
};
cpu3: cpu@101 {
diff --git a/arch/arm64/include/asm/bug.h b/arch/arm64/include/asm/bug.h
index 4a748ce9ba1a..ac6382b25add 100644
--- a/arch/arm64/include/asm/bug.h
+++ b/arch/arm64/include/asm/bug.h
@@ -20,9 +20,6 @@
#include <asm/debug-monitors.h>
-#ifdef CONFIG_GENERIC_BUG
-#define HAVE_ARCH_BUG
-
#ifdef CONFIG_DEBUG_BUGVERBOSE
#define _BUGVERBOSE_LOCATION(file, line) __BUGVERBOSE_LOCATION(file, line)
#define __BUGVERBOSE_LOCATION(file, line) \
@@ -36,28 +33,36 @@
#define _BUGVERBOSE_LOCATION(file, line)
#endif
-#define _BUG_FLAGS(flags) __BUG_FLAGS(flags)
+#ifdef CONFIG_GENERIC_BUG
-#define __BUG_FLAGS(flags) asm volatile ( \
+#define __BUG_ENTRY(flags) \
".pushsection __bug_table,\"a\"\n\t" \
".align 2\n\t" \
"0: .long 1f - 0b\n\t" \
_BUGVERBOSE_LOCATION(__FILE__, __LINE__) \
".short " #flags "\n\t" \
".popsection\n" \
- \
- "1: brk %[imm]" \
- :: [imm] "i" (BUG_BRK_IMM) \
-)
+ "1: "
+#else
+#define __BUG_ENTRY(flags) ""
+#endif
+
+#define __BUG_FLAGS(flags) \
+ asm volatile ( \
+ __BUG_ENTRY(flags) \
+ "brk %[imm]" :: [imm] "i" (BUG_BRK_IMM) \
+ );
-#define BUG() do { \
- _BUG_FLAGS(0); \
- unreachable(); \
+
+#define BUG() do { \
+ __BUG_FLAGS(0); \
+ unreachable(); \
} while (0)
-#define __WARN_TAINT(taint) _BUG_FLAGS(BUGFLAG_TAINT(taint))
+#define __WARN_TAINT(taint) \
+ __BUG_FLAGS(BUGFLAG_TAINT(taint))
-#endif /* ! CONFIG_GENERIC_BUG */
+#define HAVE_ARCH_BUG
#include <asm-generic/bug.h>
diff --git a/arch/arm64/kernel/traps.c b/arch/arm64/kernel/traps.c
index 9119722eb347..5d270ca76aec 100644
--- a/arch/arm64/kernel/traps.c
+++ b/arch/arm64/kernel/traps.c
@@ -49,7 +49,7 @@ static const char *handler[]= {
"Error"
};
-int show_unhandled_signals = 1;
+int show_unhandled_signals = 0;
/*
* Dump out the contents of some memory nicely...
diff --git a/arch/arm64/kvm/handle_exit.c b/arch/arm64/kvm/handle_exit.c
index ba93a09eb536..5295aef7c8f0 100644
--- a/arch/arm64/kvm/handle_exit.c
+++ b/arch/arm64/kvm/handle_exit.c
@@ -42,7 +42,7 @@ static int handle_hvc(struct kvm_vcpu *vcpu, struct kvm_run *run)
ret = kvm_psci_call(vcpu);
if (ret < 0) {
- kvm_inject_undefined(vcpu);
+ vcpu_set_reg(vcpu, 0, ~0UL);
return 1;
}
@@ -51,7 +51,7 @@ static int handle_hvc(struct kvm_vcpu *vcpu, struct kvm_run *run)
static int handle_smc(struct kvm_vcpu *vcpu, struct kvm_run *run)
{
- kvm_inject_undefined(vcpu);
+ vcpu_set_reg(vcpu, 0, ~0UL);
return 1;
}
diff --git a/arch/arm64/mm/init.c b/arch/arm64/mm/init.c
index 4cb98aa8c27b..efd89ce4533d 100644
--- a/arch/arm64/mm/init.c
+++ b/arch/arm64/mm/init.c
@@ -178,6 +178,7 @@ void __init arm64_memblock_init(void)
arm64_dma_phys_limit = max_zone_dma_phys();
else
arm64_dma_phys_limit = PHYS_MASK + 1;
+ high_memory = __va(memblock_end_of_DRAM() - 1) + 1;
dma_contiguous_reserve(arm64_dma_phys_limit);
memblock_allow_resize();
@@ -202,7 +203,6 @@ void __init bootmem_init(void)
sparse_init();
zone_sizes_init(min, max);
- high_memory = __va((max << PAGE_SHIFT) - 1) + 1;
max_pfn = max_low_pfn = max;
}