Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20;
Date:   Wed, 22 Jun 2022 23:45:36 -0500
From:   Rebecca Mckeever <remckee0@gmail.com>
To:     Mike Rapoport <rppt@kernel.org>
Cc:     linux-mm@kvack.org, linux-kernel@vger.kernel.org,
        David Hildenbrand <david@redhat.com>
Subject: Re: [PATCH v3 1/4] memblock tests: add user-provided arguments to
 Makefile
Message-ID: <YrPv8BnNWyqgwOMo@bertie>
References: <cover.1655889641.git.remckee0@gmail.com>
 <b7e8e89dbbd7acdf41d62f1528f02d1dc2283e4b.1655889641.git.remckee0@gmail.com>
 <YrPia6frNDEyN41S@kernel.org>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <YrPia6frNDEyN41S@kernel.org>
Precedence: bulk

Hi Mike,

On Wed, Jun 22, 2022 at 10:47:55PM -0500, Mike Rapoport wrote:
> Hi Rebecca,
> 
> On Wed, Jun 22, 2022 at 04:29:06AM -0500, Rebecca Mckeever wrote:
> >
> > Subject: memblock tests: add user-provided arguments to Makefile
> 
> Please be more specific here, e.g. 
> 
> memblock tests: Makefile: add arguments to control verbosity
>
Should I also mention debug messages, or does verbosity refer to both
arguments?

> > Add VERBOSE and MEMBLOCK_DEBUG user-provided arguments. VERBOSE will
> > enable verbose output from Memblock simulator. MEMBLOCK_DEBUG will enable
> > memblock_dbg() messages.
> > 
> > Update the help message to include VERBOSE and MEMBLOCK_DEBUG. Update
> > the README to include VERBOSE. The README does not include all available
> > options and refers to the help message for the remaining options.
> > Therefore, omit MEMBLOCK_DEBUG from README.
> > 
> > Reviewed-by: David Hildenbrand <david@redhat.com>
> > Signed-off-by: Rebecca Mckeever <remckee0@gmail.com>
> > ---
> >  tools/testing/memblock/Makefile                 |  4 ++++
> >  tools/testing/memblock/README                   | 10 +++++++++-
> >  tools/testing/memblock/scripts/Makefile.include | 10 ++++++++++
> >  3 files changed, 23 insertions(+), 1 deletion(-)
> > 
> > diff --git a/tools/testing/memblock/Makefile b/tools/testing/memblock/Makefile
> > index a698e24b35e7..9fde49ad73bd 100644
> > --- a/tools/testing/memblock/Makefile
> > +++ b/tools/testing/memblock/Makefile
> > @@ -45,6 +45,10 @@ help:
> >  	@echo  '  clean		  - Remove generated files and symlinks in the directory'
> >  	@echo  ''
> >  	@echo  'Configuration:'
> > +	@echo  '  make VERBOSE=1            - enable verbose output, which includes the'
> > +	@echo  '                              names of functions being tested and the'
> > +	@echo  '                              number of test cases passing'
> > +	@echo  '  make MEMBLOCK_DEBUG=1     - enable memblock_dbg() messages'
> >  	@echo  '  make NUMA=1               - simulate enabled NUMA'
> >  	@echo  '  make MOVABLE_NODE=1       - override `movable_node_is_enabled`'
> >  	@echo  '                              definition to simulate movable NUMA nodes'
> > diff --git a/tools/testing/memblock/README b/tools/testing/memblock/README
> > index ca6afcff013a..058146b528a5 100644
> > --- a/tools/testing/memblock/README
> > +++ b/tools/testing/memblock/README
> > @@ -34,7 +34,15 @@ To run the tests, build the main target and run it:
> >  $ make && ./main
> >  
> >  A successful run produces no output. It is also possible to override different
> > -configuration parameters. For example, to simulate enabled NUMA, use:
> > +configuration parameters. For example, to include verbose output, specify the
> > +VERBOSE flag when building the main target:
> > +
> > +$ make VERBOSE=1
> > +
> > +This will print information about which functions are being tested and the
> > +number of test cases that passed.
> > +
> > +To simulate enabled NUMA, use:
> >  
> >  $ make NUMA=1
> >  
> > diff --git a/tools/testing/memblock/scripts/Makefile.include b/tools/testing/memblock/scripts/Makefile.include
> > index 641569ccb7b0..4401f79bed4c 100644
> > --- a/tools/testing/memblock/scripts/Makefile.include
> > +++ b/tools/testing/memblock/scripts/Makefile.include
> > @@ -17,3 +17,13 @@ ifeq ($(32BIT_PHYS_ADDR_T), 1)
> >  	CFLAGS += -m32 -U CONFIG_PHYS_ADDR_T_64BIT
> >  	LDFLAGS += -m32
> >  endif
> > +
> > +# Enable verbose testing output
> > +ifeq ($(VERBOSE), 1)
> > +	CFLAGS += -D VERBOSE
> > +endif
> > +
> > +# Enable memblock_dbg() messages
> > +ifeq ($(MEMBLOCK_DEBUG), 1)
> > +	CFLAGS += -D MEMBLOCK_DEBUG
> > +endif
> > -- 
> > 2.34.1
> > 
> 
> -- 
> Sincerely yours,
> Mike.

Thanks,
Rebecca