[Buildroot] [PATCH] perf: libelf is required to compile perf

Andi Shyti andi at etezian.org
Tue Nov 5 14:06:27 UTC 2013

Point this out in the related Config.in in the perf directory.

Mute the following error by selecting BR2_PACKAGE_LIBELF:

The perf tool in your kernel cannot be built without libelf.
Either upgrade your kernel to >= 3.7, or enable the elfutils package.
make: *** [/home/andi/repo/buildroot-snowball/output/build/perf-stable-linux-ux500-3.4/.stamp_built] Error 1

Signed-off-by: Andi Shyti <andi at etezian.org>
 package/perf/Config.in | 1 +
 1 file changed, 1 insertion(+)

diff --git a/package/perf/Config.in b/package/perf/Config.in
index 88dce93..4b651b3 100644
--- a/package/perf/Config.in
+++ b/package/perf/Config.in
@@ -2,6 +2,7 @@ config BR2_PACKAGE_PERF
 	bool "perf"
 	depends on BR2_LINUX_KERNEL
 	depends on BR2_LARGEFILE
+	depends on BR2_PACKAGE_LIBELF
 	  perf (sometimes "Perf Events" or perf tools, originally
 	  "Performance Counters for Linux") - is a performance

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