diff options
Diffstat (limited to 'arch/openrisc')
| -rw-r--r-- | arch/openrisc/Kconfig | 35 | ||||
| -rw-r--r-- | arch/openrisc/Kconfig.debug | 1 | ||||
| -rw-r--r-- | arch/openrisc/Makefile | 2 | ||||
| -rw-r--r-- | arch/openrisc/include/asm/Kbuild | 2 | ||||
| -rw-r--r-- | arch/openrisc/include/asm/atomic.h | 4 | ||||
| -rw-r--r-- | arch/openrisc/include/asm/cmpxchg.h | 3 | ||||
| -rw-r--r-- | arch/openrisc/include/asm/dma-mapping.h | 35 | ||||
| -rw-r--r-- | arch/openrisc/include/asm/io.h | 3 | ||||
| -rw-r--r-- | arch/openrisc/include/asm/irq.h | 2 | ||||
| -rw-r--r-- | arch/openrisc/include/asm/pgalloc.h | 6 | ||||
| -rw-r--r-- | arch/openrisc/include/asm/processor.h | 5 | ||||
| -rw-r--r-- | arch/openrisc/include/uapi/asm/unistd.h | 3 | ||||
| -rw-r--r-- | arch/openrisc/kernel/dma.c | 118 | ||||
| -rw-r--r-- | arch/openrisc/kernel/entry.S | 8 | ||||
| -rw-r--r-- | arch/openrisc/kernel/head.S | 9 | ||||
| -rw-r--r-- | arch/openrisc/kernel/irq.c | 7 | ||||
| -rw-r--r-- | arch/openrisc/kernel/setup.c | 6 | ||||
| -rw-r--r-- | arch/openrisc/kernel/traps.c | 32 | ||||
| -rw-r--r-- | arch/openrisc/mm/fault.c | 20 | ||||
| -rw-r--r-- | arch/openrisc/mm/init.c | 7 | ||||
| -rw-r--r-- | arch/openrisc/mm/ioremap.c | 2 |
21 files changed, 51 insertions, 259 deletions
diff --git a/arch/openrisc/Kconfig b/arch/openrisc/Kconfig index 339df7324e9c..285f7d05c8ed 100644 --- a/arch/openrisc/Kconfig +++ b/arch/openrisc/Kconfig @@ -6,11 +6,12 @@ config OPENRISC def_bool y + select ARCH_HAS_SYNC_DMA_FOR_DEVICE + select DMA_DIRECT_OPS select OF select OF_EARLY_FLATTREE select IRQ_DOMAIN select HANDLE_DOMAIN_IRQ - select HAVE_MEMBLOCK select GPIOLIB select HAVE_ARCH_TRACEHOOK select SPARSE_IRQ @@ -30,11 +31,11 @@ config OPENRISC select HAVE_DEBUG_STACKOVERFLOW select OR1K_PIC select CPU_NO_EFFICIENT_FFS if !OPENRISC_HAVE_INST_FF1 - select NO_BOOTMEM select ARCH_USE_QUEUED_SPINLOCKS select ARCH_USE_QUEUED_RWLOCKS select OMPIC if SMP select ARCH_WANT_FRAME_POINTERS + select GENERIC_IRQ_MULTI_HANDLER config CPU_BIG_ENDIAN def_bool y @@ -68,10 +69,6 @@ config STACKTRACE_SUPPORT config LOCKDEP_SUPPORT def_bool y -source "init/Kconfig" - -source "kernel/Kconfig.freezer" - menu "Processor type and features" choice @@ -143,8 +140,6 @@ config SMP If you don't know what to do here, say N. source kernel/Kconfig.hz -source kernel/Kconfig.preempt -source "mm/Kconfig" config OPENRISC_NO_SPR_SR_DSX bool "use SPR_SR_DSX software emulation" if OR1K_1200 @@ -202,27 +197,3 @@ config OPENRISC_ESR_EXCEPTION_BUG_CHECK endmenu endmenu - -menu "Executable file formats" - -source "fs/Kconfig.binfmt" - -endmenu - -source "net/Kconfig" - -source "drivers/Kconfig" - -source "fs/Kconfig" - -source "security/Kconfig" - -source "crypto/Kconfig" - -source "lib/Kconfig" - -menu "Kernel hacking" - -source "lib/Kconfig.debug" - -endmenu diff --git a/arch/openrisc/Kconfig.debug b/arch/openrisc/Kconfig.debug new file mode 100644 index 000000000000..22a162cd99e8 --- /dev/null +++ b/arch/openrisc/Kconfig.debug @@ -0,0 +1 @@ +# dummy file, do not delete diff --git a/arch/openrisc/Makefile b/arch/openrisc/Makefile index cf8802962864..70e06d34006c 100644 --- a/arch/openrisc/Makefile +++ b/arch/openrisc/Makefile @@ -19,13 +19,11 @@ KBUILD_DEFCONFIG := or1ksim_defconfig -LDFLAGS := OBJCOPYFLAGS := -O binary -R .note -R .comment -S LDFLAGS_vmlinux := LIBGCC := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name) KBUILD_CFLAGS += -pipe -ffixed-r10 -D__linux__ -CHECKFLAGS += -mbig-endian ifeq ($(CONFIG_OPENRISC_HAVE_INST_MUL),y) KBUILD_CFLAGS += $(call cc-option,-mhard-mul) diff --git a/arch/openrisc/include/asm/Kbuild b/arch/openrisc/include/asm/Kbuild index f05c722a21f8..eb87cd8327c8 100644 --- a/arch/openrisc/include/asm/Kbuild +++ b/arch/openrisc/include/asm/Kbuild @@ -2,10 +2,12 @@ generic-y += barrier.h generic-y += bug.h generic-y += bugs.h generic-y += checksum.h +generic-y += compat.h generic-y += current.h generic-y += device.h generic-y += div64.h generic-y += dma.h +generic-y += dma-mapping.h generic-y += emergency-restart.h generic-y += exec.h generic-y += extable.h diff --git a/arch/openrisc/include/asm/atomic.h b/arch/openrisc/include/asm/atomic.h index 146e1660f00e..b589fac39b92 100644 --- a/arch/openrisc/include/asm/atomic.h +++ b/arch/openrisc/include/asm/atomic.h @@ -100,7 +100,7 @@ ATOMIC_OP(xor) * * This is often used through atomic_inc_not_zero() */ -static inline int __atomic_add_unless(atomic_t *v, int a, int u) +static inline int atomic_fetch_add_unless(atomic_t *v, int a, int u) { int old, tmp; @@ -119,7 +119,7 @@ static inline int __atomic_add_unless(atomic_t *v, int a, int u) return old; } -#define __atomic_add_unless __atomic_add_unless +#define atomic_fetch_add_unless atomic_fetch_add_unless #include <asm-generic/atomic.h> diff --git a/arch/openrisc/include/asm/cmpxchg.h b/arch/openrisc/include/asm/cmpxchg.h index d29f7db53906..f9cd43a39d72 100644 --- a/arch/openrisc/include/asm/cmpxchg.h +++ b/arch/openrisc/include/asm/cmpxchg.h @@ -16,8 +16,9 @@ #ifndef __ASM_OPENRISC_CMPXCHG_H #define __ASM_OPENRISC_CMPXCHG_H +#include <linux/bits.h> +#include <linux/compiler.h> #include <linux/types.h> -#include <linux/bitops.h> #define __HAVE_ARCH_CMPXCHG 1 diff --git a/arch/openrisc/include/asm/dma-mapping.h b/arch/openrisc/include/asm/dma-mapping.h deleted file mode 100644 index e212a1f0b6d2..000000000000 --- a/arch/openrisc/include/asm/dma-mapping.h +++ /dev/null @@ -1,35 +0,0 @@ -/* - * OpenRISC Linux - * - * Linux architectural port borrowing liberally from similar works of - * others. All original copyrights apply as per the original source - * declaration. - * - * OpenRISC implementation: - * Copyright (C) 2010-2011 Jonas Bonn <jonas@southpole.se> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - */ - -#ifndef __ASM_OPENRISC_DMA_MAPPING_H -#define __ASM_OPENRISC_DMA_MAPPING_H - -/* - * See Documentation/DMA-API-HOWTO.txt and - * Documentation/DMA-API.txt for documentation. - */ - -#include <linux/dma-debug.h> -#include <linux/dma-mapping.h> - -extern const struct dma_map_ops or1k_dma_map_ops; - -static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus) -{ - return &or1k_dma_map_ops; -} - -#endif /* __ASM_OPENRISC_DMA_MAPPING_H */ diff --git a/arch/openrisc/include/asm/io.h b/arch/openrisc/include/asm/io.h index 7c691399da3f..6709b28a0221 100644 --- a/arch/openrisc/include/asm/io.h +++ b/arch/openrisc/include/asm/io.h @@ -29,13 +29,14 @@ #define PIO_OFFSET 0 #define PIO_MASK 0 +#define ioremap_nocache ioremap_nocache #include <asm-generic/io.h> #include <asm/pgtable.h> extern void __iomem *__ioremap(phys_addr_t offset, unsigned long size, pgprot_t prot); -static inline void __iomem *ioremap(phys_addr_t offset, unsigned long size) +static inline void __iomem *ioremap(phys_addr_t offset, size_t size) { return __ioremap(offset, size, PAGE_KERNEL); } diff --git a/arch/openrisc/include/asm/irq.h b/arch/openrisc/include/asm/irq.h index d9eee0a2b7b4..eb612b1865d2 100644 --- a/arch/openrisc/include/asm/irq.h +++ b/arch/openrisc/include/asm/irq.h @@ -24,6 +24,4 @@ #define NO_IRQ (-1) -extern void set_handle_irq(void (*handle_irq)(struct pt_regs *)); - #endif /* __ASM_OPENRISC_IRQ_H__ */ diff --git a/arch/openrisc/include/asm/pgalloc.h b/arch/openrisc/include/asm/pgalloc.h index 3e1a46615120..8999b9226512 100644 --- a/arch/openrisc/include/asm/pgalloc.h +++ b/arch/openrisc/include/asm/pgalloc.h @@ -98,8 +98,12 @@ static inline void pte_free(struct mm_struct *mm, struct page *pte) __free_page(pte); } +#define __pte_free_tlb(tlb, pte, addr) \ +do { \ + pgtable_page_dtor(pte); \ + tlb_remove_page((tlb), (pte)); \ +} while (0) -#define __pte_free_tlb(tlb, pte, addr) tlb_remove_page((tlb), (pte)) #define pmd_pgtable(pmd) pmd_page(pmd) #define check_pgt_cache() do { } while (0) diff --git a/arch/openrisc/include/asm/processor.h b/arch/openrisc/include/asm/processor.h index af31a9fe736a..351d3aed7a06 100644 --- a/arch/openrisc/include/asm/processor.h +++ b/arch/openrisc/include/asm/processor.h @@ -30,11 +30,6 @@ | SPR_SR_DCE | SPR_SR_SM) #define USER_SR (SPR_SR_DME | SPR_SR_IME | SPR_SR_ICE \ | SPR_SR_DCE | SPR_SR_IEE | SPR_SR_TEE) -/* - * Default implementation of macro that returns current - * instruction pointer ("program counter"). - */ -#define current_text_addr() ({ __label__ _l; _l: &&_l; }) /* * User space process size. This is hardcoded into a few places, diff --git a/arch/openrisc/include/uapi/asm/unistd.h b/arch/openrisc/include/uapi/asm/unistd.h index 9a3ee389631e..ec37df18d8ed 100644 --- a/arch/openrisc/include/uapi/asm/unistd.h +++ b/arch/openrisc/include/uapi/asm/unistd.h @@ -17,11 +17,10 @@ * (at your option) any later version. */ -#define __ARCH_HAVE_MMU - #define sys_mmap2 sys_mmap_pgoff #define __ARCH_WANT_RENAMEAT +#define __ARCH_WANT_STAT64 #define __ARCH_WANT_SYS_FORK #define __ARCH_WANT_SYS_CLONE diff --git a/arch/openrisc/kernel/dma.c b/arch/openrisc/kernel/dma.c index a945f00011b4..159336adfa2f 100644 --- a/arch/openrisc/kernel/dma.c +++ b/arch/openrisc/kernel/dma.c @@ -19,9 +19,7 @@ * the only thing implemented properly. The rest need looking into... */ -#include <linux/dma-mapping.h> -#include <linux/dma-debug.h> -#include <linux/export.h> +#include <linux/dma-noncoherent.h> #include <asm/cpuinfo.h> #include <asm/spr_defs.h> @@ -80,10 +78,9 @@ page_clear_nocache(pte_t *pte, unsigned long addr, * is being ignored for now; uncached but write-combined memory is a * missing feature of the OR1K. */ -static void * -or1k_dma_alloc(struct device *dev, size_t size, - dma_addr_t *dma_handle, gfp_t gfp, - unsigned long attrs) +void * +arch_dma_alloc(struct device *dev, size_t size, dma_addr_t *dma_handle, + gfp_t gfp, unsigned long attrs) { unsigned long va; void *page; @@ -115,9 +112,9 @@ or1k_dma_alloc(struct device *dev, size_t size, return (void *)va; } -static void -or1k_dma_free(struct device *dev, size_t size, void *vaddr, - dma_addr_t dma_handle, unsigned long attrs) +void +arch_dma_free(struct device *dev, size_t size, void *vaddr, + dma_addr_t dma_handle, unsigned long attrs) { unsigned long va = (unsigned long)vaddr; struct mm_walk walk = { @@ -133,19 +130,12 @@ or1k_dma_free(struct device *dev, size_t size, void *vaddr, free_pages_exact(vaddr, size); } -static dma_addr_t -or1k_map_page(struct device *dev, struct page *page, - unsigned long offset, size_t size, - enum dma_data_direction dir, - unsigned long attrs) +void arch_sync_dma_for_device(struct device *dev, phys_addr_t addr, size_t size, + enum dma_data_direction dir) { unsigned long cl; - dma_addr_t addr = page_to_phys(page) + offset; struct cpuinfo_or1k *cpuinfo = &cpuinfo_or1k[smp_processor_id()]; - if (attrs & DMA_ATTR_SKIP_CPU_SYNC) - return addr; - switch (dir) { case DMA_TO_DEVICE: /* Flush the dcache for the requested range */ @@ -167,94 +157,4 @@ or1k_map_page(struct device *dev, struct page *page, */ break; } - - return addr; -} - -static void -or1k_unmap_page(struct device *dev, dma_addr_t dma_handle, - size_t size, enum dma_data_direction dir, - unsigned long attrs) -{ - /* Nothing special to do here... */ -} - -static int -or1k_map_sg(struct device *dev, struct scatterlist *sg, - int nents, enum dma_data_direction dir, - unsigned long attrs) -{ - struct scatterlist *s; - int i; - - for_each_sg(sg, s, nents, i) { - s->dma_address = or1k_map_page(dev, sg_page(s), s->offset, - s->length, dir, 0); - } - - return nents; -} - -static void -or1k_unmap_sg(struct device *dev, struct scatterlist *sg, - int nents, enum dma_data_direction dir, - unsigned long attrs) -{ - struct scatterlist *s; - int i; - - for_each_sg(sg, s, nents, i) { - or1k_unmap_page(dev, sg_dma_address(s), sg_dma_len(s), dir, 0); - } -} - -static void -or1k_sync_single_for_cpu(struct device *dev, - dma_addr_t dma_handle, size_t size, - enum dma_data_direction dir) -{ - unsigned long cl; - dma_addr_t addr = dma_handle; - struct cpuinfo_or1k *cpuinfo = &cpuinfo_or1k[smp_processor_id()]; - - /* Invalidate the dcache for the requested range */ - for (cl = addr; cl < addr + size; cl += cpuinfo->dcache_block_size) - mtspr(SPR_DCBIR, cl); -} - -static void -or1k_sync_single_for_device(struct device *dev, - dma_addr_t dma_handle, size_t size, - enum dma_data_direction dir) -{ - unsigned long cl; - dma_addr_t addr = dma_handle; - struct cpuinfo_or1k *cpuinfo = &cpuinfo_or1k[smp_processor_id()]; - - /* Flush the dcache for the requested range */ - for (cl = addr; cl < addr + size; cl += cpuinfo->dcache_block_size) - mtspr(SPR_DCBFR, cl); -} - -const struct dma_map_ops or1k_dma_map_ops = { - .alloc = or1k_dma_alloc, - .free = or1k_dma_free, - .map_page = or1k_map_page, - .unmap_page = or1k_unmap_page, - .map_sg = or1k_map_sg, - .unmap_sg = or1k_unmap_sg, - .sync_single_for_cpu = or1k_sync_single_for_cpu, - .sync_single_for_device = or1k_sync_single_for_device, -}; -EXPORT_SYMBOL(or1k_dma_map_ops); - -/* Number of entries preallocated for DMA-API debugging */ -#define PREALLOC_DMA_DEBUG_ENTRIES (1 << 16) - -static int __init dma_init(void) -{ - dma_debug_init(PREALLOC_DMA_DEBUG_ENTRIES); - - return 0; } -fs_initcall(dma_init); diff --git a/arch/openrisc/kernel/entry.S b/arch/openrisc/kernel/entry.S index 690d55272ba6..0c826ad6e994 100644 --- a/arch/openrisc/kernel/entry.S +++ b/arch/openrisc/kernel/entry.S @@ -277,12 +277,6 @@ EXCEPTION_ENTRY(_data_page_fault_handler) l.addi r3,r1,0 // pt_regs /* r4 set be EXCEPTION_HANDLE */ // effective address of fault - /* - * __PHX__: TODO - * - * all this can be written much simpler. look at - * DTLB miss handler in the CONFIG_GUARD_PROTECTED_CORE part - */ #ifdef CONFIG_OPENRISC_NO_SPR_SR_DSX l.lwz r6,PT_PC(r3) // address of an offending insn l.lwz r6,0(r6) // instruction that caused pf @@ -314,7 +308,7 @@ EXCEPTION_ENTRY(_data_page_fault_handler) #else - l.lwz r6,PT_SR(r3) // SR + l.mfspr r6,r0,SPR_SR // SR l.andi r6,r6,SPR_SR_DSX // check for delay slot exception l.sfne r6,r0 // exception happened in delay slot l.bnf 7f diff --git a/arch/openrisc/kernel/head.S b/arch/openrisc/kernel/head.S index fb02b2a1d6f2..9fc6b60140f0 100644 --- a/arch/openrisc/kernel/head.S +++ b/arch/openrisc/kernel/head.S @@ -210,8 +210,7 @@ * r4 - EEAR exception EA * r10 - current pointing to current_thread_info struct * r12 - syscall 0, since we didn't come from syscall - * r13 - temp it actually contains new SR, not needed anymore - * r31 - handler address of the handler we'll jump to + * r30 - handler address of the handler we'll jump to * * handler has to save remaining registers to the exception * ksp frame *before* tainting them! @@ -244,6 +243,7 @@ /* r1 is KSP, r30 is __pa(KSP) */ ;\ tophys (r30,r1) ;\ l.sw PT_GPR12(r30),r12 ;\ + /* r4 use for tmp before EA */ ;\ l.mfspr r12,r0,SPR_EPCR_BASE ;\ l.sw PT_PC(r30),r12 ;\ l.mfspr r12,r0,SPR_ESR_BASE ;\ @@ -263,7 +263,10 @@ /* r12 == 1 if we come from syscall */ ;\ CLEAR_GPR(r12) ;\ /* ----- turn on MMU ----- */ ;\ - l.ori r30,r0,(EXCEPTION_SR) ;\ + /* Carry DSX into exception SR */ ;\ + l.mfspr r30,r0,SPR_SR ;\ + l.andi r30,r30,SPR_SR_DSX ;\ + l.ori r30,r30,(EXCEPTION_SR) ;\ l.mtspr r0,r30,SPR_ESR_BASE ;\ /* r30: EA address of handler */ ;\ LOAD_SYMBOL_2_GPR(r30,handler) ;\ diff --git a/arch/openrisc/kernel/irq.c b/arch/openrisc/kernel/irq.c index 35e478a93116..5f9445effaf8 100644 --- a/arch/openrisc/kernel/irq.c +++ b/arch/openrisc/kernel/irq.c @@ -41,13 +41,6 @@ void __init init_IRQ(void) irqchip_init(); } -static void (*handle_arch_irq)(struct pt_regs *); - -void __init set_handle_irq(void (*handle_irq)(struct pt_regs *)) -{ - handle_arch_irq = handle_irq; -} - void __irq_entry do_IRQ(struct pt_regs *regs) { handle_arch_irq(regs); diff --git a/arch/openrisc/kernel/setup.c b/arch/openrisc/kernel/setup.c index 9d28ab14d139..c605bdad1746 100644 --- a/arch/openrisc/kernel/setup.c +++ b/arch/openrisc/kernel/setup.c @@ -30,13 +30,12 @@ #include <linux/delay.h> #include <linux/console.h> #include <linux/init.h> -#include <linux/bootmem.h> +#include <linux/memblock.h> #include <linux/seq_file.h> #include <linux/serial.h> #include <linux/initrd.h> #include <linux/of_fdt.h> #include <linux/of.h> -#include <linux/memblock.h> #include <linux/device.h> #include <asm/sections.h> @@ -158,9 +157,8 @@ static struct device_node *setup_find_cpu_node(int cpu) { u32 hwid; struct device_node *cpun; - struct device_node *cpus = of_find_node_by_path("/cpus"); - for_each_available_child_of_node(cpus, cpun) { + for_each_of_cpu_node(cpun) { if (of_property_read_u32(cpun, "reg", &hwid)) continue; if (hwid == cpu) diff --git a/arch/openrisc/kernel/traps.c b/arch/openrisc/kernel/traps.c index 113c175fe469..d8981cbb852a 100644 --- a/arch/openrisc/kernel/traps.c +++ b/arch/openrisc/kernel/traps.c @@ -250,27 +250,16 @@ void __init trap_init(void) asmlinkage void do_trap(struct pt_regs *regs, unsigned long address) { - siginfo_t info; - memset(&info, 0, sizeof(info)); - info.si_signo = SIGTRAP; - info.si_code = TRAP_TRACE; - info.si_addr = (void *)address; - force_sig_info(SIGTRAP, &info, current); + force_sig_fault(SIGTRAP, TRAP_TRACE, (void __user *)address, current); regs->pc += 4; } asmlinkage void do_unaligned_access(struct pt_regs *regs, unsigned long address) { - siginfo_t info; - if (user_mode(regs)) { /* Send a SIGBUS */ - info.si_signo = SIGBUS; - info.si_errno = 0; - info.si_code = BUS_ADRALN; - info.si_addr = (void __user *)address; - force_sig_info(SIGBUS, &info, current); + force_sig_fault(SIGBUS, BUS_ADRALN, (void __user *)address, current); } else { printk("KERNEL: Unaligned Access 0x%.8lx\n", address); show_registers(regs); @@ -281,15 +270,9 @@ asmlinkage void do_unaligned_access(struct pt_regs *regs, unsigned long address) asmlinkage void do_bus_fault(struct pt_regs *regs, unsigned long address) { - siginfo_t info; - if (user_mode(regs)) { /* Send a SIGBUS */ - info.si_signo = SIGBUS; - info.si_errno = 0; - info.si_code = BUS_ADRERR; - info.si_addr = (void *)address; - force_sig_info(SIGBUS, &info, current); + force_sig_fault(SIGBUS, BUS_ADRERR, (void __user *)address, current); } else { /* Kernel mode */ printk("KERNEL: Bus error (SIGBUS) 0x%.8lx\n", address); show_registers(regs); @@ -317,7 +300,7 @@ static inline int in_delay_slot(struct pt_regs *regs) return 0; } #else - return regs->sr & SPR_SR_DSX; + return mfspr(SPR_SR) & SPR_SR_DSX; #endif } @@ -464,7 +447,6 @@ static inline void simulate_swa(struct pt_regs *regs, unsigned long address, asmlinkage void do_illegal_instruction(struct pt_regs *regs, unsigned long address) { - siginfo_t info; unsigned int op; unsigned int insn = *((unsigned int *)address); @@ -485,11 +467,7 @@ asmlinkage void do_illegal_instruction(struct pt_regs *regs, if (user_mode(regs)) { /* Send a SIGILL */ - info.si_signo = SIGILL; - info.si_errno = 0; - info.si_code = ILL_ILLOPC; - info.si_addr = (void *)address; - force_sig_info(SIGBUS, &info, current); + force_sig_fault(SIGILL, ILL_ILLOPC, (void __user *)address, current); } else { /* Kernel mode */ printk("KERNEL: Illegal instruction (SIGILL) 0x%.8lx\n", address); diff --git a/arch/openrisc/mm/fault.c b/arch/openrisc/mm/fault.c index d0021dfae20a..dc4dbafc1d83 100644 --- a/arch/openrisc/mm/fault.c +++ b/arch/openrisc/mm/fault.c @@ -52,8 +52,8 @@ asmlinkage void do_page_fault(struct pt_regs *regs, unsigned long address, struct task_struct *tsk; struct mm_struct *mm; struct vm_area_struct *vma; - siginfo_t info; - int fault; + int si_code; + vm_fault_t fault; unsigned int flags = FAULT_FLAG_ALLOW_RETRY | FAULT_FLAG_KILLABLE; tsk = current; @@ -97,7 +97,7 @@ asmlinkage void do_page_fault(struct pt_regs *regs, unsigned long address, } mm = tsk->mm; - info.si_code = SEGV_MAPERR; + si_code = SEGV_MAPERR; /* * If we're in an interrupt or have no user @@ -139,7 +139,7 @@ retry: */ good_area: - info.si_code = SEGV_ACCERR; + si_code = SEGV_ACCERR; /* first do some preliminary protection checks */ @@ -213,11 +213,7 @@ bad_area_nosemaphore: /* User mode accesses just cause a SIGSEGV */ if (user_mode(regs)) { - info.si_signo = SIGSEGV; - info.si_errno = 0; - /* info.si_code has been set above */ - info.si_addr = (void *)address; - force_sig_info(SIGSEGV, &info, tsk); + force_sig_fault(SIGSEGV, si_code, (void __user *)address, tsk); return; } @@ -282,11 +278,7 @@ do_sigbus: * Send a sigbus, regardless of whether we were in kernel * or user mode. */ - info.si_signo = SIGBUS; - info.si_errno = 0; - info.si_code = BUS_ADRERR; - info.si_addr = (void *)address; - force_sig_info(SIGBUS, &info, tsk); + force_sig_fault(SIGBUS, BUS_ADRERR, (void __user *)address, tsk); /* Kernel mode? Handle exceptions or die */ if (!user_mode(regs)) diff --git a/arch/openrisc/mm/init.c b/arch/openrisc/mm/init.c index 6972d5d6f23f..d157310eb377 100644 --- a/arch/openrisc/mm/init.c +++ b/arch/openrisc/mm/init.c @@ -26,12 +26,11 @@ #include <linux/mm.h> #include <linux/swap.h> #include <linux/smp.h> -#include <linux/bootmem.h> +#include <linux/memblock.h> #include <linux/init.h> #include <linux/delay.h> #include <linux/blkdev.h> /* for initrd_* */ #include <linux/pagemap.h> -#include <linux/memblock.h> #include <asm/segment.h> #include <asm/pgalloc.h> @@ -106,7 +105,7 @@ static void __init map_ram(void) } /* Alloc one page for holding PTE's... */ - pte = (pte_t *) __va(memblock_alloc(PAGE_SIZE, PAGE_SIZE)); + pte = (pte_t *) __va(memblock_phys_alloc(PAGE_SIZE, PAGE_SIZE)); set_pmd(pme, __pmd(_KERNPG_TABLE + __pa(pte))); /* Fill the newly allocated page with PTE'S */ @@ -213,7 +212,7 @@ void __init mem_init(void) memset((void *)empty_zero_page, 0, PAGE_SIZE); /* this will put all low memory onto the freelists */ - free_all_bootmem(); + memblock_free_all(); mem_init_print_info(NULL); diff --git a/arch/openrisc/mm/ioremap.c b/arch/openrisc/mm/ioremap.c index 2175e4bfd9fc..c9697529b3f0 100644 --- a/arch/openrisc/mm/ioremap.c +++ b/arch/openrisc/mm/ioremap.c @@ -126,7 +126,7 @@ pte_t __ref *pte_alloc_one_kernel(struct mm_struct *mm, if (likely(mem_init_done)) { pte = (pte_t *) __get_free_page(GFP_KERNEL); } else { - pte = (pte_t *) __va(memblock_alloc(PAGE_SIZE, PAGE_SIZE)); + pte = (pte_t *) __va(memblock_phys_alloc(PAGE_SIZE, PAGE_SIZE)); } if (pte) |
