From 6ce00b5f0fe74aca3dc6dc855404df76a7a4786e Mon Sep 17 00:00:00 2001
From: NAKAMURA Gou <go.nakamura.yw@hitachi-solutions.com>
Date: Fri, 26 Feb 2016 18:30:43 +0900
Subject: [PATCH] sysfs: samples of snooping ops

---
 executer/kernel/mcctrl/sysfs_files.c | 58 ++++++++++++++++++++++++++++
 kernel/init.c                        | 57 +++++++++++++++++++++++++++
 2 files changed, 115 insertions(+)

diff --git a/executer/kernel/mcctrl/sysfs_files.c b/executer/kernel/mcctrl/sysfs_files.c
index 3863cdb2..ffa4ed32 100644
--- a/executer/kernel/mcctrl/sysfs_files.c
+++ b/executer/kernel/mcctrl/sysfs_files.c
@@ -11,6 +11,7 @@
  */
 
 #include <linux/kernel.h>
+#include <linux/slab.h>
 #include "mcctrl.h"
 #include "sysfs_msg.h"
 
@@ -30,6 +31,62 @@ struct sysfsm_ops show_int_ops = {
 	.show = &show_int,
 };
 
+void setup_local_snooping_samples(ihk_os_t os)
+{
+	static long lvalue = 0xf123456789abcde0;
+	static char *svalue = "string(local)";
+	int error;
+	struct sysfsm_bitmap_param param;
+
+	error = sysfsm_createf(os, SYSFS_SNOOPING_OPS_d32, &lvalue, 0444, "/sys/test/local/d32");
+	if (error) {
+		panic("setup_local_snooping_samples: d32");
+	}
+
+	error = sysfsm_createf(os, SYSFS_SNOOPING_OPS_d64, &lvalue, 0444, "/sys/test/local/d64");
+	if (error) {
+		panic("setup_local_snooping_samples: d64");
+	}
+
+	error = sysfsm_createf(os, SYSFS_SNOOPING_OPS_u32, &lvalue, 0444, "/sys/test/local/u32");
+	if (error) {
+		panic("setup_local_snooping_samples: u32");
+	}
+
+	error = sysfsm_createf(os, SYSFS_SNOOPING_OPS_u64, &lvalue, 0444, "/sys/test/local/u64");
+	if (error) {
+		panic("setup_local_snooping_samples: u64");
+	}
+
+	error = sysfsm_createf(os, SYSFS_SNOOPING_OPS_s, svalue, 0444, "/sys/test/local/s");
+	if (error) {
+		panic("setup_local_snooping_samples: s");
+	}
+
+	param.nbits = 40;
+	param.ptr = &lvalue;
+
+	error = sysfsm_createf(os, SYSFS_SNOOPING_OPS_pbl, &param, 0444, "/sys/test/local/pbl");
+	if (error) {
+		panic("setup_local_snooping_samples: pbl");
+	}
+
+	param.nbits = 40;
+	param.ptr = &lvalue;
+
+	error = sysfsm_createf(os, SYSFS_SNOOPING_OPS_pb, &param, 0444, "/sys/test/local/pb");
+	if (error) {
+		panic("setup_local_snooping_samples: pb");
+	}
+
+	error = sysfsm_createf(os, SYSFS_SNOOPING_OPS_u32K, &lvalue, 0444, "/sys/test/local/u32K");
+	if (error) {
+		panic("setup_local_snooping_samples: u32K");
+	}
+
+	return;
+}
+
 void setup_sysfs_files(ihk_os_t os)
 {
 	static int a_value = 35;
@@ -62,6 +119,7 @@ void setup_sysfs_files(ihk_os_t os)
 		panic("sysfsm_unlinkf");
 	}
 
+	setup_local_snooping_samples(os);
 	return;
 } /* setup_files() */
 
diff --git a/kernel/init.c b/kernel/init.c
index 97b6c791..bef72a76 100644
--- a/kernel/init.c
+++ b/kernel/init.c
@@ -251,9 +251,66 @@ static void rest_init(void)
 	sched_init();
 }
 
+static void setup_remote_snooping_samples(void)
+{
+	static long lvalue = 0xf123456789abcde0;
+	static char *svalue = "string(remote)";
+	int error;
+	struct sysfs_bitmap_param param;
+
+	error = sysfs_createf(SYSFS_SNOOPING_OPS_d32, &lvalue, 0444, "/sys/test/remote/d32");
+	if (error) {
+		panic("setup_remote_snooping_samples: d32");
+	}
+
+	error = sysfs_createf(SYSFS_SNOOPING_OPS_d64, &lvalue, 0444, "/sys/test/remote/d64");
+	if (error) {
+		panic("setup_remote_snooping_samples: d64");
+	}
+
+	error = sysfs_createf(SYSFS_SNOOPING_OPS_u32, &lvalue, 0444, "/sys/test/remote/u32");
+	if (error) {
+		panic("setup_remote_snooping_samples: u32");
+	}
+
+	error = sysfs_createf(SYSFS_SNOOPING_OPS_u64, &lvalue, 0444, "/sys/test/remote/u64");
+	if (error) {
+		panic("setup_remote_snooping_samples: u64");
+	}
+
+	error = sysfs_createf(SYSFS_SNOOPING_OPS_s, svalue, 0444, "/sys/test/remote/s");
+	if (error) {
+		panic("setup_remote_snooping_samples: s");
+	}
+
+	param.nbits = 40;
+	param.ptr = &lvalue;
+
+	error = sysfs_createf(SYSFS_SNOOPING_OPS_pbl, &param, 0444, "/sys/test/remote/pbl");
+	if (error) {
+		panic("setup_remote_snooping_samples: pbl");
+	}
+
+	param.nbits = 40;
+	param.ptr = &lvalue;
+
+	error = sysfs_createf(SYSFS_SNOOPING_OPS_pb, &param, 0444, "/sys/test/remote/pb");
+	if (error) {
+		panic("setup_remote_snooping_samples: pb");
+	}
+
+	error = sysfs_createf(SYSFS_SNOOPING_OPS_u32K, &lvalue, 0444, "/sys/test/remote/u32K");
+	if (error) {
+		panic("setup_remote_snooping_samples: u32K");
+	}
+
+	return;
+} /* setup_remote_snooping_samples() */
+
 static void populate_sysfs(void)
 {
 	cpu_sysfs_setup();
+	setup_remote_snooping_samples();
 } /* populate_sysfs() */
 
 int host_ikc_inited = 0;