diff options
Diffstat (limited to 'arch/arm/kernel')
| -rw-r--r-- | arch/arm/kernel/calls.S | 1 | ||||
| -rw-r--r-- | arch/arm/kernel/devtree.c | 2 | ||||
| -rw-r--r-- | arch/arm/kernel/psci_smp.c | 2 | ||||
| -rw-r--r-- | arch/arm/kernel/xscale-cp0.c | 7 |
4 files changed, 10 insertions, 2 deletions
diff --git a/arch/arm/kernel/calls.S b/arch/arm/kernel/calls.S index ac368bb068d1..dfc7cd6851ad 100644 --- a/arch/arm/kernel/calls.S +++ b/arch/arm/kernel/calls.S @@ -400,6 +400,7 @@ CALL(sys_userfaultfd) CALL(sys_membarrier) CALL(sys_mlock2) + CALL(sys_copy_file_range) #ifndef syscalls_counted .equ syscalls_padding, ((NR_syscalls + 3) & ~3) - NR_syscalls #define syscalls_counted diff --git a/arch/arm/kernel/devtree.c b/arch/arm/kernel/devtree.c index 65addcbf5b30..2e26016a91a5 100644 --- a/arch/arm/kernel/devtree.c +++ b/arch/arm/kernel/devtree.c @@ -211,7 +211,7 @@ const struct machine_desc * __init setup_machine_fdt(unsigned int dt_phys) { const struct machine_desc *mdesc, *mdesc_best = NULL; -#ifdef CONFIG_ARCH_MULTIPLATFORM +#if defined(CONFIG_ARCH_MULTIPLATFORM) || defined(CONFIG_ARM_SINGLE_ARMV7M) DT_MACHINE_START(GENERIC_DT, "Generic DT based system") MACHINE_END diff --git a/arch/arm/kernel/psci_smp.c b/arch/arm/kernel/psci_smp.c index 9d479b2ea40d..cb3fcaeb2233 100644 --- a/arch/arm/kernel/psci_smp.c +++ b/arch/arm/kernel/psci_smp.c @@ -120,7 +120,7 @@ bool __init psci_smp_available(void) return (psci_ops.cpu_on != NULL); } -struct smp_operations __initdata psci_smp_ops = { +const struct smp_operations psci_smp_ops __initconst = { .smp_boot_secondary = psci_boot_secondary, #ifdef CONFIG_HOTPLUG_CPU .cpu_disable = psci_cpu_disable, diff --git a/arch/arm/kernel/xscale-cp0.c b/arch/arm/kernel/xscale-cp0.c index bdbb8853a19b..77a2eef72115 100644 --- a/arch/arm/kernel/xscale-cp0.c +++ b/arch/arm/kernel/xscale-cp0.c @@ -15,6 +15,9 @@ #include <linux/init.h> #include <linux/io.h> #include <asm/thread_notify.h> +#include <asm/cputype.h> + +asm(" .arch armv5te\n"); static inline void dsp_save_state(u32 *state) { @@ -152,6 +155,10 @@ static int __init xscale_cp0_init(void) { u32 cp_access; + /* do not attempt to probe iwmmxt on non-xscale family CPUs */ + if (!cpu_is_xscale_family()) + return 0; + cp_access = xscale_cp_access_read() & ~3; xscale_cp_access_write(cp_access | 1); |
