aboutsummaryrefslogtreecommitdiffstats
path: root/arch/avr32/kernel/kprobes.c
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2008-01-25 11:40:02 -0500
committerLinus Torvalds <torvalds@linux-foundation.org>2008-01-25 11:40:02 -0500
commit7556afa0e0e436cad4f560ee83e5fbd5dac9359a (patch)
treec1500918b4b7c8b760feab1c8eeb8a815d2135ca /arch/avr32/kernel/kprobes.c
parente07dd2ad305f6b29b47d713600aa8b722ef2a9f7 (diff)
parentd6c49a7a78fc841418bbd58bda504076f80ec51d (diff)
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/hskinnemoen/avr32-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/hskinnemoen/avr32-2.6: [AVR32] extint: Set initial irq type to low level [AVR32] extint: change set_irq_type() handling [AVR32] NMI debugging [AVR32] constify function pointer tables [AVR32] ATNGW100: Update defconfig [AVR32] ATSTK1002: Update defconfig [AVR32] Kconfig: Choose daughterboard instead of CPU [AVR32] Add support for ATSTK1003 and ATSTK1004 [AVR32] Clean up external DAC setup code [AVR32] ATSTK1000: Move gpio-leds setup to setup.c [AVR32] Add support for AT32AP7001 and AT32AP7002 [AVR32] Provide more CPU information in /proc/cpuinfo and dmesg [AVR32] Oprofile support [AVR32] Include instrumentation menu Disable VGA text console for AVR32 architecture [AVR32] Enable debugging only when needed ptrace: Call arch_ptrace_attach() when request=PTRACE_TRACEME [AVR32] Remove redundant try_to_freeze() call from do_signal() [AVR32] Drop GFP_COMP for DMA memory allocations
Diffstat (limited to 'arch/avr32/kernel/kprobes.c')
-rw-r--r--arch/avr32/kernel/kprobes.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/arch/avr32/kernel/kprobes.c b/arch/avr32/kernel/kprobes.c
index 799ba89b07a8..f820e9f25520 100644
--- a/arch/avr32/kernel/kprobes.c
+++ b/arch/avr32/kernel/kprobes.c
@@ -48,6 +48,7 @@ int __kprobes arch_prepare_kprobe(struct kprobe *p)
48void __kprobes arch_arm_kprobe(struct kprobe *p) 48void __kprobes arch_arm_kprobe(struct kprobe *p)
49{ 49{
50 pr_debug("arming kprobe at %p\n", p->addr); 50 pr_debug("arming kprobe at %p\n", p->addr);
51 ocd_enable(NULL);
51 *p->addr = BREAKPOINT_INSTRUCTION; 52 *p->addr = BREAKPOINT_INSTRUCTION;
52 flush_icache_range((unsigned long)p->addr, 53 flush_icache_range((unsigned long)p->addr,
53 (unsigned long)p->addr + sizeof(kprobe_opcode_t)); 54 (unsigned long)p->addr + sizeof(kprobe_opcode_t));
@@ -56,6 +57,7 @@ void __kprobes arch_arm_kprobe(struct kprobe *p)
56void __kprobes arch_disarm_kprobe(struct kprobe *p) 57void __kprobes arch_disarm_kprobe(struct kprobe *p)
57{ 58{
58 pr_debug("disarming kprobe at %p\n", p->addr); 59 pr_debug("disarming kprobe at %p\n", p->addr);
60 ocd_disable(NULL);
59 *p->addr = p->opcode; 61 *p->addr = p->opcode;
60 flush_icache_range((unsigned long)p->addr, 62 flush_icache_range((unsigned long)p->addr,
61 (unsigned long)p->addr + sizeof(kprobe_opcode_t)); 63 (unsigned long)p->addr + sizeof(kprobe_opcode_t));
@@ -260,9 +262,6 @@ int __kprobes longjmp_break_handler(struct kprobe *p, struct pt_regs *regs)
260 262
261int __init arch_init_kprobes(void) 263int __init arch_init_kprobes(void)
262{ 264{
263 printk("KPROBES: Enabling monitor mode (MM|DBE)...\n");
264 ocd_write(DC, (1 << OCD_DC_MM_BIT) | (1 << OCD_DC_DBE_BIT));
265
266 /* TODO: Register kretprobe trampoline */ 265 /* TODO: Register kretprobe trampoline */
267 return 0; 266 return 0;
268} 267}