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authorJiri Kosina <jkosina@suse.cz>2011-04-26 04:22:15 -0400
committerJiri Kosina <jkosina@suse.cz>2011-04-26 04:22:59 -0400
commit07f9479a40cc778bc1462ada11f95b01360ae4ff (patch)
tree0676cf38df3844004bb3ebfd99dfa67a4a8998f5 /arch/avr32/kernel
parent9d5e6bdb3013acfb311ab407eeca0b6a6a3dedbf (diff)
parentcd2e49e90f1cae7726c9a2c54488d881d7f1cd1c (diff)
Merge branch 'master' into for-next
Fast-forwarded to current state of Linus' tree as there are patches to be applied for files that didn't exist on the old branch.
Diffstat (limited to 'arch/avr32/kernel')
-rw-r--r--arch/avr32/kernel/avr32_ksyms.c4
-rw-r--r--arch/avr32/kernel/irq.c37
-rw-r--r--arch/avr32/kernel/setup.c15
-rw-r--r--arch/avr32/kernel/traps.c22
4 files changed, 17 insertions, 61 deletions
diff --git a/arch/avr32/kernel/avr32_ksyms.c b/arch/avr32/kernel/avr32_ksyms.c
index 11e310c567a9..d93ead02daed 100644
--- a/arch/avr32/kernel/avr32_ksyms.c
+++ b/arch/avr32/kernel/avr32_ksyms.c
@@ -58,8 +58,8 @@ EXPORT_SYMBOL(find_first_zero_bit);
58EXPORT_SYMBOL(find_next_zero_bit); 58EXPORT_SYMBOL(find_next_zero_bit);
59EXPORT_SYMBOL(find_first_bit); 59EXPORT_SYMBOL(find_first_bit);
60EXPORT_SYMBOL(find_next_bit); 60EXPORT_SYMBOL(find_next_bit);
61EXPORT_SYMBOL(generic_find_next_le_bit); 61EXPORT_SYMBOL(find_next_bit_le);
62EXPORT_SYMBOL(generic_find_next_zero_le_bit); 62EXPORT_SYMBOL(find_next_zero_bit_le);
63 63
64/* I/O primitives (lib/io-*.S) */ 64/* I/O primitives (lib/io-*.S) */
65EXPORT_SYMBOL(__raw_readsb); 65EXPORT_SYMBOL(__raw_readsb);
diff --git a/arch/avr32/kernel/irq.c b/arch/avr32/kernel/irq.c
index 9604f7758f9a..bc3aa18293df 100644
--- a/arch/avr32/kernel/irq.c
+++ b/arch/avr32/kernel/irq.c
@@ -26,40 +26,3 @@ void __weak nmi_disable(void)
26{ 26{
27 27
28} 28}
29
30#ifdef CONFIG_PROC_FS
31int show_interrupts(struct seq_file *p, void *v)
32{
33 int i = *(loff_t *)v, cpu;
34 struct irqaction *action;
35 unsigned long flags;
36
37 if (i == 0) {
38 seq_puts(p, " ");
39 for_each_online_cpu(cpu)
40 seq_printf(p, "CPU%d ", cpu);
41 seq_putc(p, '\n');
42 }
43
44 if (i < NR_IRQS) {
45 raw_spin_lock_irqsave(&irq_desc[i].lock, flags);
46 action = irq_desc[i].action;
47 if (!action)
48 goto unlock;
49
50 seq_printf(p, "%3d: ", i);
51 for_each_online_cpu(cpu)
52 seq_printf(p, "%10u ", kstat_irqs_cpu(i, cpu));
53 seq_printf(p, " %8s", irq_desc[i].chip->name ? : "-");
54 seq_printf(p, " %s", action->name);
55 for (action = action->next; action; action = action->next)
56 seq_printf(p, ", %s", action->name);
57
58 seq_putc(p, '\n');
59 unlock:
60 raw_spin_unlock_irqrestore(&irq_desc[i].lock, flags);
61 }
62
63 return 0;
64}
65#endif
diff --git a/arch/avr32/kernel/setup.c b/arch/avr32/kernel/setup.c
index 5c7083916c33..bb0974cce4ac 100644
--- a/arch/avr32/kernel/setup.c
+++ b/arch/avr32/kernel/setup.c
@@ -391,6 +391,21 @@ static int __init parse_tag_clock(struct tag *tag)
391__tagtable(ATAG_CLOCK, parse_tag_clock); 391__tagtable(ATAG_CLOCK, parse_tag_clock);
392 392
393/* 393/*
394 * The board_number correspond to the bd->bi_board_number in U-Boot. This
395 * parameter is only available during initialisation and can be used in some
396 * kind of board identification.
397 */
398u32 __initdata board_number;
399
400static int __init parse_tag_boardinfo(struct tag *tag)
401{
402 board_number = tag->u.boardinfo.board_number;
403
404 return 0;
405}
406__tagtable(ATAG_BOARDINFO, parse_tag_boardinfo);
407
408/*
394 * Scan the tag table for this tag, and call its parse function. The 409 * Scan the tag table for this tag, and call its parse function. The
395 * tag table is built by the linker from all the __tagtable 410 * tag table is built by the linker from all the __tagtable
396 * declarations. 411 * declarations.
diff --git a/arch/avr32/kernel/traps.c b/arch/avr32/kernel/traps.c
index b91b2044af9c..7aa25756412f 100644
--- a/arch/avr32/kernel/traps.c
+++ b/arch/avr32/kernel/traps.c
@@ -95,28 +95,6 @@ void _exception(long signr, struct pt_regs *regs, int code,
95 info.si_code = code; 95 info.si_code = code;
96 info.si_addr = (void __user *)addr; 96 info.si_addr = (void __user *)addr;
97 force_sig_info(signr, &info, current); 97 force_sig_info(signr, &info, current);
98
99 /*
100 * Init gets no signals that it doesn't have a handler for.
101 * That's all very well, but if it has caused a synchronous
102 * exception and we ignore the resulting signal, it will just
103 * generate the same exception over and over again and we get
104 * nowhere. Better to kill it and let the kernel panic.
105 */
106 if (is_global_init(current)) {
107 __sighandler_t handler;
108
109 spin_lock_irq(&current->sighand->siglock);
110 handler = current->sighand->action[signr-1].sa.sa_handler;
111 spin_unlock_irq(&current->sighand->siglock);
112 if (handler == SIG_DFL) {
113 /* init has generated a synchronous exception
114 and it doesn't have a handler for the signal */
115 printk(KERN_CRIT "init has generated signal %ld "
116 "but has no handler for it\n", signr);
117 do_exit(signr);
118 }
119 }
120} 98}
121 99
122asmlinkage void do_nmi(unsigned long ecr, struct pt_regs *regs) 100asmlinkage void do_nmi(unsigned long ecr, struct pt_regs *regs)