diff options
Diffstat (limited to 'arch/arm/kernel')
| -rw-r--r-- | arch/arm/kernel/head-nommu.S | 5 | ||||
| -rw-r--r-- | arch/arm/kernel/module.c | 13 | ||||
| -rw-r--r-- | arch/arm/kernel/perf_regs.c | 1 | ||||
| -rw-r--r-- | arch/arm/kernel/process.c | 3 | ||||
| -rw-r--r-- | arch/arm/kernel/ptrace.c | 3 | ||||
| -rw-r--r-- | arch/arm/kernel/setup.c | 10 | ||||
| -rw-r--r-- | arch/arm/kernel/smp.c | 6 | ||||
| -rw-r--r-- | arch/arm/kernel/stacktrace.c | 1 | ||||
| -rw-r--r-- | arch/arm/kernel/suspend.c | 1 | ||||
| -rw-r--r-- | arch/arm/kernel/swp_emulate.c | 1 | ||||
| -rw-r--r-- | arch/arm/kernel/sys_oabi-compat.c | 1 | ||||
| -rw-r--r-- | arch/arm/kernel/topology.c | 1 | ||||
| -rw-r--r-- | arch/arm/kernel/traps.c | 4 |
13 files changed, 37 insertions, 13 deletions
diff --git a/arch/arm/kernel/head-nommu.S b/arch/arm/kernel/head-nommu.S index 6b4eb27b8758..2e21e08de747 100644 --- a/arch/arm/kernel/head-nommu.S +++ b/arch/arm/kernel/head-nommu.S @@ -152,11 +152,6 @@ __after_proc_init: #ifdef CONFIG_CPU_ICACHE_DISABLE bic r0, r0, #CR_I #endif -#ifdef CONFIG_CPU_HIGH_VECTOR - orr r0, r0, #CR_V -#else - bic r0, r0, #CR_V -#endif mcr p15, 0, r0, c1, c0, 0 @ write control reg #elif defined (CONFIG_CPU_V7M) /* For V7M systems we want to modify the CCR similarly to the SCTLR */ diff --git a/arch/arm/kernel/module.c b/arch/arm/kernel/module.c index 4f14b5ce6535..80254b47dc34 100644 --- a/arch/arm/kernel/module.c +++ b/arch/arm/kernel/module.c @@ -155,8 +155,17 @@ apply_relocate(Elf32_Shdr *sechdrs, const char *strtab, unsigned int symindex, break; case R_ARM_PREL31: - offset = *(u32 *)loc + sym->st_value - loc; - *(u32 *)loc = offset & 0x7fffffff; + offset = (*(s32 *)loc << 1) >> 1; /* sign extend */ + offset += sym->st_value - loc; + if (offset >= 0x40000000 || offset < -0x40000000) { + pr_err("%s: section %u reloc %u sym '%s': relocation %u out of range (%#lx -> %#x)\n", + module->name, relindex, i, symname, + ELF32_R_TYPE(rel->r_info), loc, + sym->st_value); + return -ENOEXEC; + } + *(u32 *)loc &= 0x80000000; + *(u32 *)loc |= offset & 0x7fffffff; break; case R_ARM_MOVW_ABS_NC: diff --git a/arch/arm/kernel/perf_regs.c b/arch/arm/kernel/perf_regs.c index 592dda3f21ff..c366b83bf955 100644 --- a/arch/arm/kernel/perf_regs.c +++ b/arch/arm/kernel/perf_regs.c @@ -3,6 +3,7 @@ #include <linux/kernel.h> #include <linux/perf_event.h> #include <linux/bug.h> +#include <linux/sched/task_stack.h> #include <asm/perf_regs.h> #include <asm/ptrace.h> diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c index 91d2d5b01414..939e8b58c59d 100644 --- a/arch/arm/kernel/process.c +++ b/arch/arm/kernel/process.c @@ -12,6 +12,9 @@ #include <linux/export.h> #include <linux/sched.h> +#include <linux/sched/debug.h> +#include <linux/sched/task.h> +#include <linux/sched/task_stack.h> #include <linux/kernel.h> #include <linux/mm.h> #include <linux/stddef.h> diff --git a/arch/arm/kernel/ptrace.c b/arch/arm/kernel/ptrace.c index ae738a6319f6..58e3771e4c5b 100644 --- a/arch/arm/kernel/ptrace.c +++ b/arch/arm/kernel/ptrace.c @@ -10,7 +10,8 @@ * published by the Free Software Foundation. */ #include <linux/kernel.h> -#include <linux/sched.h> +#include <linux/sched/signal.h> +#include <linux/sched/task_stack.h> #include <linux/mm.h> #include <linux/elf.h> #include <linux/smp.h> diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c index 34e3f3c45634..f4e54503afa9 100644 --- a/arch/arm/kernel/setup.c +++ b/arch/arm/kernel/setup.c @@ -81,7 +81,7 @@ __setup("fpe=", fpe_setup); extern void init_default_cache_policy(unsigned long); extern void paging_init(const struct machine_desc *desc); extern void early_paging_init(const struct machine_desc *); -extern void sanity_check_meminfo(void); +extern void adjust_lowmem_bounds(void); extern enum reboot_mode reboot_mode; extern void setup_dma_zone(const struct machine_desc *desc); @@ -1093,8 +1093,14 @@ void __init setup_arch(char **cmdline_p) setup_dma_zone(mdesc); xen_early_init(); efi_init(); - sanity_check_meminfo(); + /* + * Make sure the calculation for lowmem/highmem is set appropriately + * before reserving/allocating any mmeory + */ + adjust_lowmem_bounds(); arm_memblock_init(mdesc); + /* Memory may have been removed so recalculate the bounds. */ + adjust_lowmem_bounds(); early_ioremap_reset(); diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c index c6514ce0fcbc..572a8df1b766 100644 --- a/arch/arm/kernel/smp.c +++ b/arch/arm/kernel/smp.c @@ -11,7 +11,9 @@ #include <linux/delay.h> #include <linux/init.h> #include <linux/spinlock.h> -#include <linux/sched.h> +#include <linux/sched/mm.h> +#include <linux/sched/hotplug.h> +#include <linux/sched/task_stack.h> #include <linux/interrupt.h> #include <linux/cache.h> #include <linux/profile.h> @@ -251,7 +253,7 @@ void __cpu_die(unsigned int cpu) pr_err("CPU%u: cpu didn't die\n", cpu); return; } - pr_notice("CPU%u: shutdown\n", cpu); + pr_debug("CPU%u: shutdown\n", cpu); /* * platform_cpu_kill() is generally expected to do the powering off diff --git a/arch/arm/kernel/stacktrace.c b/arch/arm/kernel/stacktrace.c index 92b72375c4c7..3a2fa203637a 100644 --- a/arch/arm/kernel/stacktrace.c +++ b/arch/arm/kernel/stacktrace.c @@ -1,5 +1,6 @@ #include <linux/export.h> #include <linux/sched.h> +#include <linux/sched/debug.h> #include <linux/stacktrace.h> #include <asm/stacktrace.h> diff --git a/arch/arm/kernel/suspend.c b/arch/arm/kernel/suspend.c index 9a2f882a0a2d..ef794c799cb6 100644 --- a/arch/arm/kernel/suspend.c +++ b/arch/arm/kernel/suspend.c @@ -1,5 +1,6 @@ #include <linux/init.h> #include <linux/slab.h> +#include <linux/mm_types.h> #include <asm/cacheflush.h> #include <asm/idmap.h> diff --git a/arch/arm/kernel/swp_emulate.c b/arch/arm/kernel/swp_emulate.c index 853221f81104..3bda08bee674 100644 --- a/arch/arm/kernel/swp_emulate.c +++ b/arch/arm/kernel/swp_emulate.c @@ -23,6 +23,7 @@ #include <linux/proc_fs.h> #include <linux/seq_file.h> #include <linux/sched.h> +#include <linux/sched/mm.h> #include <linux/syscalls.h> #include <linux/perf_event.h> diff --git a/arch/arm/kernel/sys_oabi-compat.c b/arch/arm/kernel/sys_oabi-compat.c index 5f221acd21ae..b9786f491873 100644 --- a/arch/arm/kernel/sys_oabi-compat.c +++ b/arch/arm/kernel/sys_oabi-compat.c @@ -76,6 +76,7 @@ #include <linux/syscalls.h> #include <linux/errno.h> #include <linux/fs.h> +#include <linux/cred.h> #include <linux/fcntl.h> #include <linux/eventpoll.h> #include <linux/sem.h> diff --git a/arch/arm/kernel/topology.c b/arch/arm/kernel/topology.c index ebf47d91b804..f8a3ab82e77f 100644 --- a/arch/arm/kernel/topology.c +++ b/arch/arm/kernel/topology.c @@ -21,6 +21,7 @@ #include <linux/nodemask.h> #include <linux/of.h> #include <linux/sched.h> +#include <linux/sched/topology.h> #include <linux/slab.h> #include <linux/string.h> diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c index 9688ec0c6ef4..948c648fea00 100644 --- a/arch/arm/kernel/traps.c +++ b/arch/arm/kernel/traps.c @@ -24,7 +24,9 @@ #include <linux/bug.h> #include <linux/delay.h> #include <linux/init.h> -#include <linux/sched.h> +#include <linux/sched/signal.h> +#include <linux/sched/debug.h> +#include <linux/sched/task_stack.h> #include <linux/irq.h> #include <linux/atomic.h> |