diff options
Diffstat (limited to 'arch/microblaze/mm')
| -rw-r--r-- | arch/microblaze/mm/fault.c | 16 | ||||
| -rw-r--r-- | arch/microblaze/mm/init.c | 47 |
2 files changed, 21 insertions, 42 deletions
diff --git a/arch/microblaze/mm/fault.c b/arch/microblaze/mm/fault.c index bab922993185..57bd2a09610c 100644 --- a/arch/microblaze/mm/fault.c +++ b/arch/microblaze/mm/fault.c @@ -37,10 +37,6 @@ #include <linux/uaccess.h> #include <asm/exceptions.h> -#if defined(CONFIG_KGDB) -int debugger_kernel_faults = 1; -#endif - static unsigned long pte_misses; /* updated by do_page_fault() */ static unsigned long pte_errors; /* updated by do_page_fault() */ @@ -81,10 +77,6 @@ void bad_page_fault(struct pt_regs *regs, unsigned long address, int sig) } /* kernel has accessed a bad area */ -#if defined(CONFIG_KGDB) - if (debugger_kernel_faults) - debugger(regs); -#endif die("kernel access of bad area", regs, sig); } @@ -115,13 +107,6 @@ void do_page_fault(struct pt_regs *regs, unsigned long address, if ((error_code & 0x13) == 0x13 || (error_code & 0x11) == 0x11) is_write = 0; -#if defined(CONFIG_KGDB) - if (debugger_fault_handler && regs->trap == 0x300) { - debugger_fault_handler(regs); - return; - } -#endif /* CONFIG_KGDB */ - if (unlikely(in_atomic() || !mm)) { if (kernel_mode(regs)) goto bad_area_nosemaphore; @@ -226,7 +211,6 @@ good_area: * make sure we exit gracefully rather than endlessly redo * the fault. */ -survive: fault = handle_mm_fault(mm, vma, address, is_write ? FAULT_FLAG_WRITE : 0); if (unlikely(fault & VM_FAULT_ERROR)) { if (fault & VM_FAULT_OOM) diff --git a/arch/microblaze/mm/init.c b/arch/microblaze/mm/init.c index cca3579d4268..65eb00419d19 100644 --- a/arch/microblaze/mm/init.c +++ b/arch/microblaze/mm/init.c @@ -10,7 +10,7 @@ #include <linux/bootmem.h> #include <linux/init.h> #include <linux/kernel.h> -#include <linux/lmb.h> +#include <linux/memblock.h> #include <linux/mm.h> /* mem_init */ #include <linux/initrd.h> #include <linux/pagemap.h> @@ -76,10 +76,10 @@ void __init setup_memory(void) u32 kernel_align_start, kernel_align_size; /* Find main memory where is the kernel */ - for (i = 0; i < lmb.memory.cnt; i++) { - memory_start = (u32) lmb.memory.region[i].base; - memory_end = (u32) lmb.memory.region[i].base - + (u32) lmb.memory.region[i].size; + for (i = 0; i < memblock.memory.cnt; i++) { + memory_start = (u32) memblock.memory.region[i].base; + memory_end = (u32) memblock.memory.region[i].base + + (u32) memblock.memory.region[i].size; if ((memory_start <= (u32)_text) && ((u32)_text <= memory_end)) { memory_size = memory_end - memory_start; @@ -100,7 +100,7 @@ void __init setup_memory(void) kernel_align_start = PAGE_DOWN((u32)_text); /* ALIGN can be remove because _end in vmlinux.lds.S is align */ kernel_align_size = PAGE_UP((u32)klimit) - kernel_align_start; - lmb_reserve(kernel_align_start, kernel_align_size); + memblock_reserve(kernel_align_start, kernel_align_size); printk(KERN_INFO "%s: kernel addr=0x%08x-0x%08x size=0x%08x\n", __func__, kernel_align_start, kernel_align_start + kernel_align_size, kernel_align_size); @@ -134,25 +134,20 @@ void __init setup_memory(void) * for 4GB of memory, using 4kB pages), plus 1 page * (in case the address isn't page-aligned). */ -#ifndef CONFIG_MMU - map_size = init_bootmem_node(NODE_DATA(0), PFN_UP(TOPHYS((u32)klimit)), - min_low_pfn, max_low_pfn); -#else - map_size = init_bootmem_node(&contig_page_data, + map_size = init_bootmem_node(NODE_DATA(0), PFN_UP(TOPHYS((u32)klimit)), min_low_pfn, max_low_pfn); -#endif - lmb_reserve(PFN_UP(TOPHYS((u32)klimit)) << PAGE_SHIFT, map_size); + memblock_reserve(PFN_UP(TOPHYS((u32)klimit)) << PAGE_SHIFT, map_size); /* free bootmem is whole main memory */ free_bootmem(memory_start, memory_size); /* reserve allocate blocks */ - for (i = 0; i < lmb.reserved.cnt; i++) { + for (i = 0; i < memblock.reserved.cnt; i++) { pr_debug("reserved %d - 0x%08x-0x%08x\n", i, - (u32) lmb.reserved.region[i].base, - (u32) lmb_size_bytes(&lmb.reserved, i)); - reserve_bootmem(lmb.reserved.region[i].base, - lmb_size_bytes(&lmb.reserved, i) - 1, BOOTMEM_DEFAULT); + (u32) memblock.reserved.region[i].base, + (u32) memblock_size_bytes(&memblock.reserved, i)); + reserve_bootmem(memblock.reserved.region[i].base, + memblock_size_bytes(&memblock.reserved, i) - 1, BOOTMEM_DEFAULT); } #ifdef CONFIG_MMU init_bootmem_done = 1; @@ -235,7 +230,7 @@ static void mm_cmdline_setup(void) if (maxmem && memory_size > maxmem) { memory_size = maxmem; memory_end = memory_start + memory_size; - lmb.memory.region[0].size = memory_size; + memblock.memory.region[0].size = memory_size; } } } @@ -273,19 +268,19 @@ asmlinkage void __init mmu_init(void) { unsigned int kstart, ksize; - if (!lmb.reserved.cnt) { + if (!memblock.reserved.cnt) { printk(KERN_EMERG "Error memory count\n"); machine_restart(NULL); } - if ((u32) lmb.memory.region[0].size < 0x1000000) { + if ((u32) memblock.memory.region[0].size < 0x1000000) { printk(KERN_EMERG "Memory must be greater than 16MB\n"); machine_restart(NULL); } /* Find main memory where the kernel is */ - memory_start = (u32) lmb.memory.region[0].base; - memory_end = (u32) lmb.memory.region[0].base + - (u32) lmb.memory.region[0].size; + memory_start = (u32) memblock.memory.region[0].base; + memory_end = (u32) memblock.memory.region[0].base + + (u32) memblock.memory.region[0].size; memory_size = memory_end - memory_start; mm_cmdline_setup(); /* FIXME parse args from command line - not used */ @@ -297,7 +292,7 @@ asmlinkage void __init mmu_init(void) kstart = __pa(CONFIG_KERNEL_START); /* kernel start */ /* kernel size */ ksize = PAGE_ALIGN(((u32)_end - (u32)CONFIG_KERNEL_START)); - lmb_reserve(kstart, ksize); + memblock_reserve(kstart, ksize); #if defined(CONFIG_BLK_DEV_INITRD) /* Remove the init RAM disk from the available memory. */ @@ -335,7 +330,7 @@ void __init *early_get_page(void) * Mem start + 32MB -> here is limit * because of mem mapping from head.S */ - p = __va(lmb_alloc_base(PAGE_SIZE, PAGE_SIZE, + p = __va(memblock_alloc_base(PAGE_SIZE, PAGE_SIZE, memory_start + 0x2000000)); } return p; |
