linux-kernel - Re: [PATCH] drm/ttm: Use a static string instead of an array of char *

Open Source and information security mailing list archives

Date:   Tue, 28 Nov 2017 15:49:51 -0500
From:   Alex Deucher <alexdeucher@...il.com>
To:     Christian Koenig <christian.koenig@....com>
Cc:     Joe Perches <joe@...ches.com>, LKML <linux-kernel@...r.kernel.org>,
        David Airlie <airlied@...ux.ie>,
        Colin King <colin.king@...onical.com>,
        Maling list - DRI developers 
        <dri-devel@...ts.freedesktop.org>
Subject: Re: [PATCH] drm/ttm: Use a static string instead of an array of char *

On Tue, Nov 28, 2017 at 2:37 PM, Christian König
<ckoenig.leichtzumerken@...il.com> wrote:
> Am 28.11.2017 um 20:34 schrieb Joe Perches:
>>
>> Make the object a bit smaller by using a simple string instead
>> of a format string and array of char *.
>>
>> $ size drivers/gpu/drm/ttm/ttm_page_alloc_dma.o*
>>     text           data     bss     dec     hex filename
>>     8820            216    4136   13172    3374
>> drivers/gpu/drm/ttm/ttm_page_alloc_dma.o.defconfig.new
>>     8910            216    4136   13262    33ce
>> drivers/gpu/drm/ttm/ttm_page_alloc_dma.o.defconfig.old
>>    25383           5044    4384   34811    87fb
>> drivers/gpu/drm/ttm/ttm_page_alloc_dma.o.allyesconfig.new
>>    25797           5428    4384   35609    8b19
>> drivers/gpu/drm/ttm/ttm_page_alloc_dma.o.allyesconfig.old
>>
>> Miscellanea:
>>
>> o The h array had more entries than were emitted, all are now removed
>>
>> Signed-off-by: Joe Perches <joe@...ches.com>
>
>
> Reviewed-by: Christian König <christian.koenig@....com>

Applied.  thanks!

Alex

>
>> ---
>>   drivers/gpu/drm/ttm/ttm_page_alloc_dma.c | 5 +----
>>   1 file changed, 1 insertion(+), 4 deletions(-)
>>
>> diff --git a/drivers/gpu/drm/ttm/ttm_page_alloc_dma.c
>> b/drivers/gpu/drm/ttm/ttm_page_alloc_dma.c
>> index 6b2627fe9bc1..bda00b2ab51c 100644
>> --- a/drivers/gpu/drm/ttm/ttm_page_alloc_dma.c
>> +++ b/drivers/gpu/drm/ttm/ttm_page_alloc_dma.c
>> @@ -1244,15 +1244,12 @@ int ttm_dma_page_alloc_debugfs(struct seq_file *m,
>> void *data)
>>   {
>>         struct device_pools *p;
>>         struct dma_pool *pool = NULL;
>> -       char *h[] = {"pool", "refills", "pages freed", "inuse",
>> "available",
>> -                    "name", "virt", "busaddr"};
>>         if (!_manager) {
>>                 seq_printf(m, "No pool allocator running.\n");
>>                 return 0;
>>         }
>> -       seq_printf(m, "%13s %12s %13s %8s %8s %8s\n",
>> -                  h[0], h[1], h[2], h[3], h[4], h[5]);
>> +       seq_printf(m, "         pool      refills   pages freed    inuse
>> available     name\n");
>>         mutex_lock(&_manager->lock);
>>         list_for_each_entry(p, &_manager->pools, pools) {
>>                 struct device *dev = p->dev;
>
>
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> dri-devel@...ts.freedesktop.org
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