Re: [PATCH v2] tools: perf: fix linker error when libelf config is disabled

From: Jiri Olsa
Date: Wed Jan 04 2017 - 11:07:04 EST


On Wed, Jan 04, 2017 at 03:56:03PM +0000, Sudeep Holla wrote:
> When libelf is disabled in the configuration, we get the following
> linker error:
> LINK libperf-jvmti.so
> ld: cannot find -lelf
> Makefile.perf:515: recipe for target 'libperf-jvmti.so' failed
>
> Jiri pointed out that both librt and libelf are not really required. So
> this patch fixes the linker error by getting rid of unwanted libraries
> in the linker stage.
>
> Fixes: d4dfdf00d43e ("perf jvmti: Plug compilation into perf build")

hum, AFAICS it linked -lelf and -lrt even before right? ;-)

jirka