diff options
Diffstat (limited to 'arch/microblaze/mm')
-rw-r--r-- | arch/microblaze/mm/fault.c | 15 | ||||
-rw-r--r-- | arch/microblaze/mm/init.c | 6 |
2 files changed, 8 insertions, 13 deletions
diff --git a/arch/microblaze/mm/fault.c b/arch/microblaze/mm/fault.c index 956607a63f4c..d9d249a66ff2 100644 --- a/arch/microblaze/mm/fault.c +++ b/arch/microblaze/mm/fault.c | |||
@@ -69,7 +69,7 @@ static int store_updates_sp(struct pt_regs *regs) | |||
69 | * It is called from do_page_fault above and from some of the procedures | 69 | * It is called from do_page_fault above and from some of the procedures |
70 | * in traps.c. | 70 | * in traps.c. |
71 | */ | 71 | */ |
72 | static void bad_page_fault(struct pt_regs *regs, unsigned long address, int sig) | 72 | void bad_page_fault(struct pt_regs *regs, unsigned long address, int sig) |
73 | { | 73 | { |
74 | const struct exception_table_entry *fixup; | 74 | const struct exception_table_entry *fixup; |
75 | /* MS: no context */ | 75 | /* MS: no context */ |
@@ -122,15 +122,10 @@ void do_page_fault(struct pt_regs *regs, unsigned long address, | |||
122 | } | 122 | } |
123 | #endif /* CONFIG_KGDB */ | 123 | #endif /* CONFIG_KGDB */ |
124 | 124 | ||
125 | if (in_atomic() || mm == NULL) { | 125 | if (in_atomic() || !mm) { |
126 | /* FIXME */ | 126 | if (kernel_mode(regs)) |
127 | if (kernel_mode(regs)) { | 127 | goto bad_area_nosemaphore; |
128 | printk(KERN_EMERG | 128 | |
129 | "Page fault in kernel mode - Oooou!!! pid %d\n", | ||
130 | current->pid); | ||
131 | _exception(SIGSEGV, regs, code, address); | ||
132 | return; | ||
133 | } | ||
134 | /* in_atomic() in user mode is really bad, | 129 | /* in_atomic() in user mode is really bad, |
135 | as is current->mm == NULL. */ | 130 | as is current->mm == NULL. */ |
136 | printk(KERN_EMERG "Page fault in user mode with " | 131 | printk(KERN_EMERG "Page fault in user mode with " |
diff --git a/arch/microblaze/mm/init.c b/arch/microblaze/mm/init.c index b5a701cd71e0..8d92c4efe9a4 100644 --- a/arch/microblaze/mm/init.c +++ b/arch/microblaze/mm/init.c | |||
@@ -80,15 +80,15 @@ void __init setup_memory(void) | |||
80 | memory_size = memory_end - memory_start; | 80 | memory_size = memory_end - memory_start; |
81 | PAGE_OFFSET = memory_start; | 81 | PAGE_OFFSET = memory_start; |
82 | printk(KERN_INFO "%s: Main mem: 0x%x-0x%x, " | 82 | printk(KERN_INFO "%s: Main mem: 0x%x-0x%x, " |
83 | "size 0x%08x\n", __func__, memory_start, | 83 | "size 0x%08x\n", __func__, (u32) memory_start, |
84 | memory_end, memory_size); | 84 | (u32) memory_end, (u32) memory_size); |
85 | break; | 85 | break; |
86 | } | 86 | } |
87 | } | 87 | } |
88 | 88 | ||
89 | if (!memory_start || !memory_end) { | 89 | if (!memory_start || !memory_end) { |
90 | panic("%s: Missing memory setting 0x%08x-0x%08x\n", | 90 | panic("%s: Missing memory setting 0x%08x-0x%08x\n", |
91 | __func__, memory_start, memory_end); | 91 | __func__, (u32) memory_start, (u32) memory_end); |
92 | } | 92 | } |
93 | 93 | ||
94 | /* reservation of region where is the kernel */ | 94 | /* reservation of region where is the kernel */ |