On powerpc architecture with RedHat distribution the kdump lkdtm tests
do not work properly. The reason being how the symbols are exported.
Here is a patch to fix this problem.
Thanks
-Sachin
* On PowerPC architecture use dot with the symbol name while
* specifying a crash point.
Signed-off-by : Sachin Sant <[EMAIL PROTECTED]>
---
* On PowerPC architecture use dot with the symbol name while specifying a crash
* point.
Signed-off-by : Sachin Sant <[EMAIL PROTECTED]>
---
diff -Naurp old/testcases/kdump/rhtools/lkdtm_mod/lkdtm.c
new/testcases/kdump/rhtools/lkdtm_mod/lkdtm.c
--- old/testcases/kdump/rhtools/lkdtm_mod/lkdtm.c 2007-04-09
17:33:50.000000000 +0530
+++ new/testcases/kdump/rhtools/lkdtm_mod/lkdtm.c 2007-06-06
12:08:11.000000000 +0530
@@ -281,36 +281,68 @@ int lkdtm_module_init(void)
switch (cpoint) {
case INT_HARDWARE_ENTRY:
+#ifdef __powerpc__
+ lkdtm.kp.symbol_name = ".__do_IRQ";
+#else
lkdtm.kp.symbol_name = "__do_IRQ";
+#endif
lkdtm.entry = (kprobe_opcode_t*) jp_do_irq;
break;
case INT_HW_IRQ_EN:
+#ifdef __powerpc__
+ lkdtm.kp.symbol_name = ".handle_IRQ_event";
+#else
lkdtm.kp.symbol_name = "handle_IRQ_event";
+#endif
lkdtm.entry = (kprobe_opcode_t*) jp_handle_irq_event;
break;
case INT_TASKLET_ENTRY:
+#ifdef __powerpc__
+ lkdtm.kp.symbol_name = ".tasklet_action";
+#else
lkdtm.kp.symbol_name = "tasklet_action";
+#endif
lkdtm.entry = (kprobe_opcode_t*) jp_tasklet_action;
break;
case FS_DEVRW:
+#ifdef __powerpc__
+ lkdtm.kp.symbol_name = ".ll_rw_block";
+#else
lkdtm.kp.symbol_name = "ll_rw_block";
+#endif
lkdtm.entry = (kprobe_opcode_t*) jp_ll_rw_block;
break;
case MEM_SWAPOUT:
+#ifdef __powerpc__
+ lkdtm.kp.symbol_name = ".shrink_inactive_list";
+#else
lkdtm.kp.symbol_name = "shrink_inactive_list";
+#endif
lkdtm.entry = (kprobe_opcode_t*) jp_shrink_page_list;
break;
case TIMERADD:
+#ifdef __powerpc__
+ lkdtm.kp.symbol_name = ".hrtimer_start";
+#else
lkdtm.kp.symbol_name = "hrtimer_start";
+#endif
lkdtm.entry = (kprobe_opcode_t*) jp_hrtimer_start;
break;
case SCSI_DISPATCH_CMD:
+#ifdef __powerpc__
+ lkdtm.kp.symbol_name = ".scsi_dispatch_cmd";
+#else
lkdtm.kp.symbol_name = "scsi_dispatch_cmd";
+#endif
lkdtm.entry = (kprobe_opcode_t*) jp_scsi_dispatch_cmd;
break;
case IDE_CORE_CP:
#ifdef CONFIG_IDE
+#ifdef __powerpc__
+ lkdtm.kp.symbol_name = ".generic_ide_ioctl";
+#else
lkdtm.kp.symbol_name = "generic_ide_ioctl";
+#endif
lkdtm.entry = (kprobe_opcode_t*) jp_generic_ide_ioctl;
#else
printk(KERN_INFO "lkdtm : Crash point not available\n");
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