On Thu, 27 Jun 2019, Jani Nikula <jani.nikula@xxxxxxxxxxxxxxx> wrote:
> On Thu, 27 Jun 2019, Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxxxxxxxx> wrote:
>> From: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx>
>>
>> Let Valgrind know the ioctl initializes the passed in info block to reduce
>> the noise while debugging.
>>
>> Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx>
>> ---
>> lib/sw_sync.c | 11 +++++++++++
>> 1 file changed, 11 insertions(+)
>>
>> diff --git a/lib/sw_sync.c b/lib/sw_sync.c
>> index f208603312c2..73f3f7015d9d 100644
>> --- a/lib/sw_sync.c
>> +++ b/lib/sw_sync.c
>> @@ -41,6 +41,15 @@
>> #include "drmtest.h"
>> #include "ioctl_wrappers.h"
>>
>> +#ifdef HAVE_VALGRIND
>> +#include <valgrind/valgrind.h>
>> +#include <valgrind/memcheck.h>
>> +
>> +#define VG(x) x
>> +#else
>> +#define VG(x) do {} while (0)
>
> OOC, why not just
>
> #define VALGRIND_MAKE_MEM_DEFINED(...)
And to underline, this is not a request to change anything!
BR,
Jani.
>
> BR,
> Jani.
>
>> +#endif
>> +
>> /**
>> * SECTION:sw_sync
>> * @short_description: Software sync (fencing) support library
>> @@ -218,6 +227,8 @@ int sync_fence_status(int fence)
>> if (file_info.num_fences != 1)
>> return -EINVAL;
>>
>> + VG(VALGRIND_MAKE_MEM_DEFINED(&fence_info, sizeof(fence_info)));
>> +
>> return fence_info.status;
>> }
--
Jani Nikula, Intel Open Source Graphics Center
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