From: Vyacheslav Cherkashin <v.cherkashin@samsung.com>
Date: Mon, 27 Jan 2014 13:17:06 +0000 (+0400)
Subject: [PROTO] send MSG_TERMINATE from KS
X-Git-Tag: Tizen_SDK_2.3~119
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=3a5f9372c69fc8d0c4a5b21d9fd933bb7c0df496;p=kernel%2Fswap-modules.git

[PROTO] send MSG_TERMINATE from KS

add terminate_msg()

Change-Id: If9dc9e2b0cb14342b1db985010055766179ef438
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>
---

diff --git a/us_manager/sspt/sspt_proc.c b/us_manager/sspt/sspt_proc.c
index 3fe2546..7330fc2 100644
--- a/us_manager/sspt/sspt_proc.c
+++ b/us_manager/sspt/sspt_proc.c
@@ -98,6 +98,8 @@ void sspt_proc_free(struct sspt_proc *proc)
 	}
 
 	sspt_destroy_feature(proc->feature);
+
+	terminate_msg(proc->task);
 	kfree(proc);
 }
 
diff --git a/writer/swap_writer_module.c b/writer/swap_writer_module.c
index 03843cf..7ce6029 100644
--- a/writer/swap_writer_module.c
+++ b/writer/swap_writer_module.c
@@ -49,6 +49,7 @@
 
 enum MSG_ID {
 	MSG_PROC_INFO			= 0x0001,
+	MSG_TERMINATE			= 0x0002,
 	MSG_ERROR			= 0x0003,
 	MSG_SAMPLE			= 0x0004,
 	MSG_FUNCTION_ENTRY		= 0x0008,
@@ -372,6 +373,41 @@ EXPORT_SYMBOL_GPL(proc_info_msg);
 
 
 /* ============================================================================
+ * =                           PROCESS TERMINATE                              =
+ * ============================================================================
+ */
+
+struct proc_terminate {
+	u32 pid;
+} __attribute__((packed));
+
+static char *pack_proc_terminate(char *payload, struct task_struct *task)
+{
+	struct proc_terminate *pt = (struct proc_terminate *)payload;
+
+	pt->pid = task->pid;
+	return payload + sizeof(*pt);
+}
+
+void terminate_msg(struct task_struct *task)
+{
+	char *buf, *payload, *buf_end;
+
+	buf = get_current_buf();
+	payload = pack_basic_msg_fmt(buf, MSG_TERMINATE);
+	buf_end = pack_proc_terminate(payload, task);
+
+	set_len_msg(buf, buf_end);
+
+	write_to_buffer(buf);
+}
+EXPORT_SYMBOL_GPL(terminate_msg);
+
+
+
+
+
+/* ============================================================================
  * =                             PROCESS MAP                                  =
  * ============================================================================
  */
diff --git a/writer/swap_writer_module.h b/writer/swap_writer_module.h
index 89f2c73..e932a93 100644
--- a/writer/swap_writer_module.h
+++ b/writer/swap_writer_module.h
@@ -56,6 +56,7 @@ unsigned int get_discarded_count(void);
 void reset_seq_num(void);
 
 int proc_info_msg(struct task_struct *task, struct dentry *dentry);
+void terminate_msg(struct task_struct *task);
 void pcoc_map_msg(struct vm_area_struct *vma);
 void proc_unmap_msg(unsigned long start, unsigned long end);
 int sample_msg(struct pt_regs *regs);