diff options
Diffstat (limited to 'arch/nios2')
| -rw-r--r-- | arch/nios2/include/asm/io.h | 1 | ||||
| -rw-r--r-- | arch/nios2/include/asm/mm-arch-hooks.h | 15 | ||||
| -rw-r--r-- | arch/nios2/kernel/time.c | 2 | ||||
| -rw-r--r-- | arch/nios2/mm/fault.c | 2 |
4 files changed, 19 insertions, 1 deletions
diff --git a/arch/nios2/include/asm/io.h b/arch/nios2/include/asm/io.h index 6e24d7c..c5a62da 100644 --- a/arch/nios2/include/asm/io.h +++ b/arch/nios2/include/asm/io.h @@ -46,6 +46,7 @@ static inline void iounmap(void __iomem *addr) } #define ioremap_wc ioremap_nocache +#define ioremap_wt ioremap_nocache /* Pages to physical address... */ #define page_to_phys(page) virt_to_phys(page_to_virt(page)) diff --git a/arch/nios2/include/asm/mm-arch-hooks.h b/arch/nios2/include/asm/mm-arch-hooks.h new file mode 100644 index 0000000..d7290dc --- /dev/null +++ b/arch/nios2/include/asm/mm-arch-hooks.h @@ -0,0 +1,15 @@ +/* + * Architecture specific mm hooks + * + * Copyright (C) 2015, IBM Corporation + * Author: Laurent Dufour <ldufour@linux.vnet.ibm.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef _ASM_NIOS2_MM_ARCH_HOOKS_H +#define _ASM_NIOS2_MM_ARCH_HOOKS_H + +#endif /* _ASM_NIOS2_MM_ARCH_HOOKS_H */ diff --git a/arch/nios2/kernel/time.c b/arch/nios2/kernel/time.c index 7f45474..be186a7 100644 --- a/arch/nios2/kernel/time.c +++ b/arch/nios2/kernel/time.c @@ -8,6 +8,7 @@ * for more details. */ +#include <linux/export.h> #include <linux/interrupt.h> #include <linux/clockchips.h> #include <linux/clocksource.h> @@ -106,6 +107,7 @@ cycles_t get_cycles(void) { return nios2_timer_read(&nios2_cs.cs); } +EXPORT_SYMBOL(get_cycles); static void nios2_timer_start(struct nios2_timer *timer) { diff --git a/arch/nios2/mm/fault.c b/arch/nios2/mm/fault.c index 0c9b6af..b51878b 100644 --- a/arch/nios2/mm/fault.c +++ b/arch/nios2/mm/fault.c @@ -77,7 +77,7 @@ asmlinkage void do_page_fault(struct pt_regs *regs, unsigned long cause, * If we're in an interrupt or have no user * context, we must not take the fault.. */ - if (in_atomic() || !mm) + if (faulthandler_disabled() || !mm) goto bad_area_nosemaphore; if (user_mode(regs)) |
