[ovs-dev] [leaks 3/5] tests: Suppress valgrind error reports from glibc timer_create() function.

Ethan Jackson ethan at nicira.com
Thu Mar 29 19:15:38 UTC 2012


Wow this is annoying.  Seems like a reasonable solution to the
problem.  Looks good.

Ethan

On Wed, Mar 28, 2012 at 14:58, Ben Pfaff <blp at nicira.com> wrote:
> valgrind reports a memory leak and a parameter error in glibc's
> timer_create() in almost every program execution.  I don't know a way to
> avoid them.
>
> Signed-off-by: Ben Pfaff <blp at nicira.com>
> ---
>  tests/automake.mk |    3 ++-
>  tests/glibc.supp  |   16 ++++++++++++++++
>  2 files changed, 18 insertions(+), 1 deletions(-)
>  create mode 100644 tests/glibc.supp
>
> diff --git a/tests/automake.mk b/tests/automake.mk
> index 62f0c49..784ae9c 100644
> --- a/tests/automake.mk
> +++ b/tests/automake.mk
> @@ -189,8 +189,9 @@ CLEANFILES += $(valgrind_wrappers)
>  EXTRA_DIST += tests/valgrind-wrapper.in
>
>  VALGRIND = valgrind --log-file=valgrind.%p --leak-check=full \
> +       --suppressions=$(abs_top_srcdir)/tests/glibc.supp \
>        --suppressions=$(abs_top_srcdir)/tests/openssl.supp --num-callers=20
> -EXTRA_DIST += tests/openssl.supp
> +EXTRA_DIST += tests/glibc.supp tests/openssl.supp
>  check-valgrind: all tests/atconfig tests/atlocal $(TESTSUITE) $(valgrind_wrappers)
>        $(SHELL) '$(TESTSUITE)' -C tests CHECK_VALGRIND=true VALGRIND='$(VALGRIND)' AUTOTEST_PATH='tests/valgrind:$(AUTOTEST_PATH)' -d $(TESTSUITEFLAGS)
>        @echo
> diff --git a/tests/glibc.supp b/tests/glibc.supp
> new file mode 100644
> index 0000000..52d17bc
> --- /dev/null
> +++ b/tests/glibc.supp
> @@ -0,0 +1,16 @@
> +# suppress what appear to unavoidable error reports from glibc
> +
> +{
> +   timer_create
> +   Memcheck:Leak
> +   fun:malloc
> +   fun:timer_create
> +}
> +
> +{
> +   timer_create
> +   Memcheck:Param
> +   timer_create(evp)
> +   fun:timer_create
> +}
> +
> --
> 1.7.2.5
>
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