From: Richard Purdie <richard@openedhand.com>
Date: Wed, 7 May 2008 09:31:43 +0000 (+0000)
Subject: sanity.bbclass: Add check of the /proc/sys/vm/mmap_min_addr value and warn if its... 
X-Git-Tag: 2011-1~9023
X-Git-Url: https://code.ossystems.io/gitweb?a=commitdiff_plain;h=f7cabaae530047668228c284a9261a55afc6567b;p=openembedded-core.git

sanity.bbclass: Add check of the /proc/sys/vm/mmap_min_addr value and warn if its potentially problematic

git-svn-id: https://svn.o-hand.com/repos/poky/trunk@4448 311d38ba-8fff-0310-9ca6-ca027cbcb966
---

diff --git a/meta/classes/sanity.bbclass b/meta/classes/sanity.bbclass
index 45fdc19b95..b8fc090184 100644
--- a/meta/classes/sanity.bbclass
+++ b/meta/classes/sanity.bbclass
@@ -96,6 +96,12 @@ def check_sanity(e):
 		if not check_app_exists("qemu-arm", e.data):
 			messages = messages + "qemu-native was in ASSUME_PROVIDED but the QEMU binaries (qemu-arm) can't be found in PATH"
 
+	if os.path.exists("/proc/sys/vm/mmap_min_addr"):
+		f = file("/proc/sys/vm/mmap_min_addr", "r")
+		if (f.read().strip() != "0"):
+			messages = messages + "/proc/sys/vm/mmap_min_addr is not 0. This will cause problems with qemu so please fix the value (as root).\n"
+		f.close()
+
 	for util in required_utilities.split():
 		if not check_app_exists( util, e.data ):
 			missing = missing + "%s," % util