From: Munkyu Im <munkyu.im@samsung.com>
Date: Fri, 11 Jul 2014 11:56:55 +0000 (+0900)
Subject: uname: Add Emulator specific name
X-Git-Tag: submit/tizen_common/20140905.094502~8
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=3cbb49dcb48458572169d94bf7ec6015ed748f1b;p=sdk%2Femulator%2Femulator-kernel.git

uname: Add Emulator specific name

To distinguish between real device and emulator,
add "_emulated" postfix into machine hardware name.

Change-Id: I0a801a127d0fb62314d6d30cac03febfd6d49801
Signed-off-by: Munkyu Im <munkyu.im@samsung.com>
---

diff --git a/kernel/sys.c b/kernel/sys.c
index c18ecca575b4..96fa989d0bc3 100644
--- a/kernel/sys.c
+++ b/kernel/sys.c
@@ -1123,12 +1123,23 @@ static int override_release(char __user *release, size_t len)
 SYSCALL_DEFINE1(newuname, struct new_utsname __user *, name)
 {
 	int errno = 0;
+#ifdef CONFIG_MARU
+	struct new_utsname u;
 
+	down_read(&uts_sem);
+	memcpy(&u, utsname(), sizeof *name);
+	up_read(&uts_sem);
+
+	strcat(u.machine, "_emulated");
+
+	if (copy_to_user(name, &u, sizeof *name))
+		errno = -EFAULT;
+#else
 	down_read(&uts_sem);
 	if (copy_to_user(name, utsname(), sizeof *name))
 		errno = -EFAULT;
 	up_read(&uts_sem);
-
+#endif
 	if (!errno && override_release(name->release, sizeof(name->release)))
 		errno = -EFAULT;
 	if (!errno && override_architecture(name))