linux-kernel - [PATCH] Documentation: disable vdso_test to avoid breakage with old glibc

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Date:	Tue, 16 Sep 2014 20:09:25 -0400
From:	Peter Foley <pefoley2@...oley.com>
To:	linux-kernel@...r.kernel.org, linux-doc@...r.kernel.org,
	rdunlap@...radead.org
Cc:	sfr@...b.auug.org.au, Peter Foley <pefoley2@...oley.com>
Subject: [PATCH] Documentation: disable vdso_test to avoid breakage with old glibc

glibc versions older than 2.16 don't include sys/auxv.h which this
executable uses.
Since we don't have a good way to test for specific glibc versions in
kbuild, just disable it for now.

Signed-off-by: Peter Foley <pefoley2@...oley.com>
---
 Documentation/vDSO/Makefile | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Documentation/vDSO/Makefile b/Documentation/vDSO/Makefile
index d87bb29..2b99e57 100644
--- a/Documentation/vDSO/Makefile
+++ b/Documentation/vDSO/Makefile
@@ -1,5 +1,5 @@
-# List of programs to build
-hostprogs-y := vdso_test
+# vdso_test won't build for glibc < 2.16, so disable it
+# hostprogs-y := vdso_test
 hostprogs-$(CONFIG_X86) := vdso_standalone_test_x86
 vdso_standalone_test_x86-objs := vdso_standalone_test_x86.o parse_vdso.o
 vdso_test-objs := parse_vdso.o vdso_test.o
-- 
2.1.0

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