diff options
Diffstat (limited to 'arch/unicore32')
-rw-r--r-- | arch/unicore32/.gitignore | 1 | ||||
-rw-r--r-- | arch/unicore32/include/asm/Kbuild | 34 | ||||
-rw-r--r-- | arch/unicore32/include/asm/io.h | 2 | ||||
-rw-r--r-- | arch/unicore32/kernel/time.c | 11 | ||||
-rw-r--r-- | arch/unicore32/mm/fault.c | 8 |
5 files changed, 8 insertions, 48 deletions
diff --git a/arch/unicore32/.gitignore b/arch/unicore32/.gitignore index 947e99c2a957..e82f3fb57ba0 100644 --- a/arch/unicore32/.gitignore +++ b/arch/unicore32/.gitignore @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only # # Generated include files # diff --git a/arch/unicore32/include/asm/Kbuild b/arch/unicore32/include/asm/Kbuild index 98aa125a8f06..55026e8240d8 100644 --- a/arch/unicore32/include/asm/Kbuild +++ b/arch/unicore32/include/asm/Kbuild @@ -1,41 +1,7 @@ # SPDX-License-Identifier: GPL-2.0 -generic-y += atomic.h -generic-y += bugs.h -generic-y += compat.h -generic-y += current.h -generic-y += device.h -generic-y += div64.h -generic-y += dma-mapping.h -generic-y += emergency-restart.h -generic-y += exec.h generic-y += extable.h -generic-y += fb.h -generic-y += ftrace.h -generic-y += futex.h -generic-y += hardirq.h -generic-y += hw_irq.h -generic-y += irq_regs.h -generic-y += irq_work.h -generic-y += kdebug.h -generic-y += kmap_types.h -generic-y += kprobes.h generic-y += kvm_para.h -generic-y += local.h generic-y += mcs_spinlock.h -generic-y += mm-arch-hooks.h -generic-y += mmiowb.h -generic-y += module.h generic-y += parport.h -generic-y += percpu.h -generic-y += preempt.h -generic-y += sections.h -generic-y += serial.h -generic-y += shmparam.h generic-y += syscalls.h -generic-y += topology.h -generic-y += trace_clock.h -generic-y += unaligned.h generic-y += user.h -generic-y += vga.h -generic-y += word-at-a-time.h -generic-y += xor.h diff --git a/arch/unicore32/include/asm/io.h b/arch/unicore32/include/asm/io.h index 3ca74e1cde7d..bd4e7c332f85 100644 --- a/arch/unicore32/include/asm/io.h +++ b/arch/unicore32/include/asm/io.h @@ -27,7 +27,7 @@ extern void __uc32_iounmap(volatile void __iomem *addr); * ioremap and friends. * * ioremap takes a PCI memory address, as specified in - * Documentation/io-mapping.txt. + * Documentation/driver-api/io-mapping.rst. * */ #define ioremap(cookie, size) __uc32_ioremap(cookie, size) diff --git a/arch/unicore32/kernel/time.c b/arch/unicore32/kernel/time.c index 8b217a761bf0..c3a37edf4d40 100644 --- a/arch/unicore32/kernel/time.c +++ b/arch/unicore32/kernel/time.c @@ -72,13 +72,6 @@ static struct clocksource cksrc_puv3_oscr = { .flags = CLOCK_SOURCE_IS_CONTINUOUS, }; -static struct irqaction puv3_timer_irq = { - .name = "ost0", - .flags = IRQF_TIMER | IRQF_IRQPOLL, - .handler = puv3_ost0_interrupt, - .dev_id = &ckevt_puv3_osmr0, -}; - void __init time_init(void) { writel(0, OST_OIER); /* disable any timer interrupts */ @@ -94,7 +87,9 @@ void __init time_init(void) ckevt_puv3_osmr0.min_delta_ticks = MIN_OSCR_DELTA * 2; ckevt_puv3_osmr0.cpumask = cpumask_of(0); - setup_irq(IRQ_TIMER0, &puv3_timer_irq); + if (request_irq(IRQ_TIMER0, puv3_ost0_interrupt, + IRQF_TIMER | IRQF_IRQPOLL, "ost0", &ckevt_puv3_osmr0)) + pr_err("Failed to register ost0 interrupt\n"); clocksource_register_hz(&cksrc_puv3_oscr, CLOCK_TICK_RATE); clockevents_register_device(&ckevt_puv3_osmr0); diff --git a/arch/unicore32/mm/fault.c b/arch/unicore32/mm/fault.c index 76342de9cf8c..a9bd08fbe588 100644 --- a/arch/unicore32/mm/fault.c +++ b/arch/unicore32/mm/fault.c @@ -202,7 +202,7 @@ static int do_pf(unsigned long addr, unsigned int fsr, struct pt_regs *regs) struct mm_struct *mm; int sig, code; vm_fault_t fault; - unsigned int flags = FAULT_FLAG_ALLOW_RETRY | FAULT_FLAG_KILLABLE; + unsigned int flags = FAULT_FLAG_DEFAULT; tsk = current; mm = tsk->mm; @@ -250,7 +250,7 @@ retry: * signal first. We do not need to release the mmap_sem because * it would already be released in __lock_page_or_retry in * mm/filemap.c. */ - if ((fault & VM_FAULT_RETRY) && fatal_signal_pending(current)) + if (fault_signal_pending(fault, regs)) return 0; if (!(fault & VM_FAULT_ERROR) && (flags & FAULT_FLAG_ALLOW_RETRY)) { @@ -259,9 +259,7 @@ retry: else tsk->min_flt++; if (fault & VM_FAULT_RETRY) { - /* Clear FAULT_FLAG_ALLOW_RETRY to avoid any risk - * of starvation. */ - flags &= ~FAULT_FLAG_ALLOW_RETRY; + flags |= FAULT_FLAG_TRIED; goto retry; } } |