From: Andreev S.V <s.andreev@samsung.com>
Date: Mon, 6 Aug 2012 13:23:03 +0000 (+0400)
Subject: Initial implementation of sampling approach (Ticket #393) - time-based approach imple... 
X-Git-Tag: Tizen_SDK_2.3~777^2
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=facfaf24c5df5e1e5b6c14fe76561bb25f278a45;p=kernel%2Fswap-modules.git

Initial implementation of sampling approach (Ticket #393) - time-based approach implemented. In comments - dreams of event-based approach.
---

diff --git a/driver/us_proc_inst.c b/driver/us_proc_inst.c
index cfc7d25..f0ec423 100644
--- a/driver/us_proc_inst.c
+++ b/driver/us_proc_inst.c
@@ -1783,7 +1783,7 @@ int dump_backtrace(probe_id_t probe_id, struct task_struct *task,
 	unsigned long real_sz = 0;
 	char *buf = NULL;
 
-	buf = (char *)kmalloc(sz, GFP_KERNEL);
+	buf = (char *)kmalloc(sz, GFP_ATOMIC);
 
 	if (buf != NULL) {
 		real_sz = get_stack(task, regs, buf, sz);