On 13.11.2018 19:52, Dmitry Osipenko wrote:
> On 09.11.2018 17:32, Hans Verkuil wrote:
>> On 11/08/18 12:02, Colin King wrote:
>>> From: Colin Ian King <colin.king@xxxxxxxxxxxxx>
>>>
>>> The frame.flags & FLAG_B_FRAME is promoted to a long unsigned because
>>> of the use of the BIT() macro when defining FLAG_B_FRAME and causing a
>>> build warning. Fix this by using the %lu format specifer.
>>>
>>> Cleans up warning:
>>> drivers/staging/media/tegra-vde/tegra-vde.c:267:5: warning: format
>>> specifies type 'int' but the argument has type 'unsigned long' [-Wformat]
>>>
>>> Signed-off-by: Colin Ian King <colin.king@xxxxxxxxxxxxx>
>>> ---
>>> drivers/staging/media/tegra-vde/tegra-vde.c | 2 +-
>>> 1 file changed, 1 insertion(+), 1 deletion(-)
>>>
>>> diff --git a/drivers/staging/media/tegra-vde/tegra-vde.c b/drivers/staging/media/tegra-vde/tegra-vde.c
>>> index 6f06061a40d9..66cf14212c14 100644
>>> --- a/drivers/staging/media/tegra-vde/tegra-vde.c
>>> +++ b/drivers/staging/media/tegra-vde/tegra-vde.c
>>> @@ -262,7 +262,7 @@ static void tegra_vde_setup_iram_tables(struct tegra_vde *vde,
>>> value |= frame->frame_num;
>>>
>>> dev_dbg(vde->miscdev.parent,
>>> - "\tFrame %d: frame_num = %d B_frame = %d\n",
>>> + "\tFrame %d: frame_num = %d B_frame = %lu\n",
>>> i + 1, frame->frame_num,
>>> (frame->flags & FLAG_B_FRAME));
>>> } else {
>>>
>>
>> Compiling for i686 gives:
>>
>> In file included from /home/hans/work/build/media-git/include/linux/printk.h:336,
>> from /home/hans/work/build/media-git/include/linux/kernel.h:14,
>> from /home/hans/work/build/media-git/include/linux/clk.h:16,
>> from /home/hans/work/build/media-git/drivers/staging/media/tegra-vde/tegra-vde.c:12:
>> /home/hans/work/build/media-git/drivers/staging/media/tegra-vde/tegra-vde.c: In function 'tegra_vde_setup_iram_tables':
>> /home/hans/work/build/media-git/drivers/staging/media/tegra-vde/tegra-vde.c:265:5: warning: format '%lu' expects argument of type 'long unsigned int', but argument 6 has type 'u32' {aka 'unsigned int'} [-Wformat=]
>> "\tFrame %d: frame_num = %d B_frame = %lu\n",
>> ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> /home/hans/work/build/media-git/include/linux/dynamic_debug.h:135:39: note: in definition of macro 'dynamic_dev_dbg'
>> __dynamic_dev_dbg(&descriptor, dev, fmt, \
>> ^~~
>> /home/hans/work/build/media-git/include/linux/device.h:1463:23: note: in expansion of macro 'dev_fmt'
>> dynamic_dev_dbg(dev, dev_fmt(fmt), ##__VA_ARGS__)
>> ^~~~~~~
>> /home/hans/work/build/media-git/drivers/staging/media/tegra-vde/tegra-vde.c:264:4: note: in expansion of macro 'dev_dbg'
>> dev_dbg(vde->miscdev.parent,
>> ^~~~~~~
>>
>> Should it be %zu?
>
> Same on ARM32. Yes, it should be either %zu or "!!(frame->flags & FLAG_B_FRAME)".
>
Actually this not a problem with a more recent -next. My bad, sorry for the noise.
Probably I should try again with a "trace points" patch that removes those debug messages.
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