diff options
Diffstat (limited to '')
| -rw-r--r-- | arch/arm/kernel/entry-armv.S | 8 | ||||
| -rw-r--r-- | arch/arm/kernel/head-nommu.S | 1 | ||||
| -rw-r--r-- | arch/arm/kernel/signal.c | 2 | ||||
| -rw-r--r-- | arch/arm/kernel/smp.c | 3 | ||||
| -rw-r--r-- | arch/arm/kernel/traps.c | 8 |
5 files changed, 10 insertions, 12 deletions
diff --git a/arch/arm/kernel/entry-armv.S b/arch/arm/kernel/entry-armv.S index deff286eb5ea..5cd057859fe9 100644 --- a/arch/arm/kernel/entry-armv.S +++ b/arch/arm/kernel/entry-armv.S @@ -596,11 +596,9 @@ call_fpe: tstne r0, #0x04000000 @ bit 26 set on both ARM and Thumb-2 reteq lr and r8, r0, #0x00000f00 @ mask out CP number - THUMB( lsr r8, r8, #8 ) mov r7, #1 - add r6, r10, #TI_USED_CP - ARM( strb r7, [r6, r8, lsr #8] ) @ set appropriate used_cp[] - THUMB( strb r7, [r6, r8] ) @ set appropriate used_cp[] + add r6, r10, r8, lsr #8 @ add used_cp[] array offset first + strb r7, [r6, #TI_USED_CP] @ set appropriate used_cp[] #ifdef CONFIG_IWMMXT @ Test if we need to give access to iWMMXt coprocessors ldr r5, [r10, #TI_FLAGS] @@ -609,7 +607,7 @@ call_fpe: bcs iwmmxt_task_enable #endif ARM( add pc, pc, r8, lsr #6 ) - THUMB( lsl r8, r8, #2 ) + THUMB( lsr r8, r8, #6 ) THUMB( add pc, r8 ) nop diff --git a/arch/arm/kernel/head-nommu.S b/arch/arm/kernel/head-nommu.S index fadfee9e2b45..950bef83339f 100644 --- a/arch/arm/kernel/head-nommu.S +++ b/arch/arm/kernel/head-nommu.S @@ -114,6 +114,7 @@ ENTRY(secondary_startup) add r12, r12, r10 ret r12 1: bl __after_proc_init + ldr r7, __secondary_data @ reload r7 ldr sp, [r7, #12] @ set up the stack pointer ldr r0, [r7, #16] @ set up task pointer mov fp, #0 diff --git a/arch/arm/kernel/signal.c b/arch/arm/kernel/signal.c index a41e27ace391..c532a6041066 100644 --- a/arch/arm/kernel/signal.c +++ b/arch/arm/kernel/signal.c @@ -631,7 +631,7 @@ do_work_pending(struct pt_regs *regs, unsigned int thread_flags, int syscall) } } local_irq_disable(); - thread_flags = current_thread_info()->flags; + thread_flags = read_thread_flags(); } while (thread_flags & _TIF_WORK_MASK); return 0; } diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c index cde5b6d8bac5..97ee6b1567e9 100644 --- a/arch/arm/kernel/smp.c +++ b/arch/arm/kernel/smp.c @@ -154,9 +154,6 @@ int __cpu_up(unsigned int cpu, struct task_struct *idle) secondary_data.swapper_pg_dir = get_arch_pgd(swapper_pg_dir); #endif secondary_data.task = idle; - if (IS_ENABLED(CONFIG_THREAD_INFO_IN_TASK)) - task_thread_info(idle)->cpu = cpu; - sync_cache_w(&secondary_data); /* diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c index 195dff58bafc..c5e25cf7219b 100644 --- a/arch/arm/kernel/traps.c +++ b/arch/arm/kernel/traps.c @@ -67,12 +67,14 @@ void dump_backtrace_entry(unsigned long where, unsigned long from, { unsigned long end = frame + 4 + sizeof(struct pt_regs); -#ifdef CONFIG_KALLSYMS +#ifndef CONFIG_KALLSYMS + printk("%sFunction entered at [<%08lx>] from [<%08lx>]\n", + loglvl, where, from); +#elif defined CONFIG_BACKTRACE_VERBOSE printk("%s[<%08lx>] (%ps) from [<%08lx>] (%pS)\n", loglvl, where, (void *)where, from, (void *)from); #else - printk("%sFunction entered at [<%08lx>] from [<%08lx>]\n", - loglvl, where, from); + printk("%s %ps from %pS\n", loglvl, (void *)where, (void *)from); #endif if (in_entry_text(from) && end <= ALIGN(frame, THREAD_SIZE)) |