diff options
Diffstat (limited to 'arch/sh64')
| -rw-r--r-- | arch/sh64/Kconfig | 4 | ||||
| -rw-r--r-- | arch/sh64/kernel/process.c | 24 | ||||
| -rw-r--r-- | arch/sh64/kernel/sh_ksyms.c | 2 | ||||
| -rw-r--r-- | arch/sh64/kernel/time.c | 7 | ||||
| -rw-r--r-- | arch/sh64/lib/dbg.c | 2 |
5 files changed, 7 insertions, 32 deletions
diff --git a/arch/sh64/Kconfig b/arch/sh64/Kconfig index fb35b45dc130..07b172deb872 100644 --- a/arch/sh64/Kconfig +++ b/arch/sh64/Kconfig @@ -17,10 +17,6 @@ config MMU bool default y -config UID16 - bool - default y - config RWSEM_GENERIC_SPINLOCK bool default y diff --git a/arch/sh64/kernel/process.c b/arch/sh64/kernel/process.c index b95d04141855..1da9c61d6823 100644 --- a/arch/sh64/kernel/process.c +++ b/arch/sh64/kernel/process.c @@ -744,7 +744,7 @@ int copy_thread(int nr, unsigned long clone_flags, unsigned long usp, } #endif /* Copy from sh version */ - childregs = ((struct pt_regs *)(THREAD_SIZE + (unsigned long) p->thread_info )) - 1; + childregs = (struct pt_regs *)(THREAD_SIZE + task_stack_page(p)) - 1; *childregs = *regs; @@ -752,7 +752,7 @@ int copy_thread(int nr, unsigned long clone_flags, unsigned long usp, childregs->regs[15] = usp; p->thread.uregs = childregs; } else { - childregs->regs[15] = (unsigned long)p->thread_info + THREAD_SIZE; + childregs->regs[15] = (unsigned long)task_stack_page(p) + THREAD_SIZE; } childregs->regs[9] = 0; /* Set return value for child */ @@ -775,26 +775,6 @@ int copy_thread(int nr, unsigned long clone_flags, unsigned long usp, return 0; } -/* - * fill in the user structure for a core dump.. - */ -void dump_thread(struct pt_regs * regs, struct user * dump) -{ - dump->magic = CMAGIC; - dump->start_code = current->mm->start_code; - dump->start_data = current->mm->start_data; - dump->start_stack = regs->regs[15] & ~(PAGE_SIZE - 1); - dump->u_tsize = (current->mm->end_code - dump->start_code) >> PAGE_SHIFT; - dump->u_dsize = (current->mm->brk + (PAGE_SIZE-1) - dump->start_data) >> PAGE_SHIFT; - dump->u_ssize = (current->mm->start_stack - dump->start_stack + - PAGE_SIZE - 1) >> PAGE_SHIFT; - /* Debug registers will come here. */ - - dump->regs = *regs; - - dump->u_fpvalid = dump_fpu(regs, &dump->fpu); -} - asmlinkage int sys_fork(unsigned long r2, unsigned long r3, unsigned long r4, unsigned long r5, unsigned long r6, unsigned long r7, diff --git a/arch/sh64/kernel/sh_ksyms.c b/arch/sh64/kernel/sh_ksyms.c index 0b5497d70bd3..472b450e61be 100644 --- a/arch/sh64/kernel/sh_ksyms.c +++ b/arch/sh64/kernel/sh_ksyms.c @@ -29,7 +29,6 @@ #include <asm/delay.h> #include <asm/irq.h> -extern void dump_thread(struct pt_regs *, struct user *); extern int dump_fpu(struct pt_regs *, elf_fpregset_t *); #if 0 @@ -41,7 +40,6 @@ EXPORT_SYMBOL(drive_info); #endif /* platform dependent support */ -EXPORT_SYMBOL(dump_thread); EXPORT_SYMBOL(dump_fpu); EXPORT_SYMBOL(iounmap); EXPORT_SYMBOL(enable_irq); diff --git a/arch/sh64/kernel/time.c b/arch/sh64/kernel/time.c index 870fe5327e09..1195af37ee5a 100644 --- a/arch/sh64/kernel/time.c +++ b/arch/sh64/kernel/time.c @@ -417,7 +417,7 @@ static __init unsigned int get_cpu_hz(void) /* ** Regardless the toolchain, force the compiler to use the ** arbitrary register r3 as a clock tick counter. - ** NOTE: r3 must be in accordance with rtc_interrupt() + ** NOTE: r3 must be in accordance with sh64_rtc_interrupt() */ register unsigned long long __rtc_irq_flag __asm__ ("r3"); @@ -482,7 +482,8 @@ static __init unsigned int get_cpu_hz(void) #endif } -static irqreturn_t rtc_interrupt(int irq, void *dev_id, struct pt_regs *regs) +static irqreturn_t sh64_rtc_interrupt(int irq, void *dev_id, + struct pt_regs *regs) { ctrl_outb(0, RCR1); /* Disable Carry Interrupts */ regs->regs[3] = 1; /* Using r3 */ @@ -491,7 +492,7 @@ static irqreturn_t rtc_interrupt(int irq, void *dev_id, struct pt_regs *regs) } static struct irqaction irq0 = { timer_interrupt, SA_INTERRUPT, CPU_MASK_NONE, "timer", NULL, NULL}; -static struct irqaction irq1 = { rtc_interrupt, SA_INTERRUPT, CPU_MASK_NONE, "rtc", NULL, NULL}; +static struct irqaction irq1 = { sh64_rtc_interrupt, SA_INTERRUPT, CPU_MASK_NONE, "rtc", NULL, NULL}; void __init time_init(void) { diff --git a/arch/sh64/lib/dbg.c b/arch/sh64/lib/dbg.c index 526fedae6db8..58087331b8a6 100644 --- a/arch/sh64/lib/dbg.c +++ b/arch/sh64/lib/dbg.c @@ -174,7 +174,7 @@ void evt_debug(int evt, int ret_addr, int event, int tra, struct pt_regs *regs) struct ring_node *rr; pid = current->pid; - stack_bottom = (unsigned long) current->thread_info; + stack_bottom = (unsigned long) task_stack_page(current); asm volatile("ori r15, 0, %0" : "=r" (sp)); rr = event_ring + event_ptr; rr->evt = evt; |