Hi Daniel
Am 02.07.20 um 15:16 schrieb Daniel Vetter:
> On Thu, Jul 02, 2020 at 09:21:54AM +0800, Tian Tao wrote:
>> using the new API drmm_kzalloc() instead of devm_kzalloc()
>>
>> Signed-off-by: Tian Tao <tiantao6@xxxxxxxxxxxxx>
>> ---
>> drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c | 3 ++-
>> 1 file changed, 2 insertions(+), 1 deletion(-)
>>
>> diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c
>> index a6fd0c2..2f20704 100644
>> --- a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c
>> +++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c
>> @@ -23,6 +23,7 @@
>> #include <drm/drm_print.h>
>> #include <drm/drm_probe_helper.h>
>> #include <drm/drm_vblank.h>
>> +#include <drm/drm_managed.h>
>>
>> #include "hibmc_drm_drv.h"
>> #include "hibmc_drm_regs.h"
>> @@ -267,7 +268,7 @@ static int hibmc_load(struct drm_device *dev)
>> struct hibmc_drm_private *priv;
>> int ret;
>>
>> - priv = devm_kzalloc(dev->dev, sizeof(*priv), GFP_KERNEL);
>> + priv = drmm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
>
> Hm would be nice if hisilicon could entirely switch over to embedding, and
> stop using the driver private pointer. Quite a bit more work though. As-is
> this change here isn't really brining you closer to that, pretty much all
> the lifetime bugs around hotunload are still there.
Well, it's a first step. The follow-up patch for embedding connector and
encoder removes more instances of devm_kzalloc().
Although I have to say, I'd rather review a longer patch series that
fully addresses the problem, instead the current one-by-one approach.
Best regards
Thomas
> -Daniel
>
>> if (!priv) {
>> DRM_ERROR("no memory to allocate for hibmc_drm_private\n");
>> return -ENOMEM;
>> --
>> 2.7.4
>>
>
--
Thomas Zimmermann
Graphics Driver Developer
SUSE Software Solutions Germany GmbH
Maxfeldstr. 5, 90409 Nürnberg, Germany
(HRB 36809, AG Nürnberg)
Geschäftsführer: Felix Imendörffer
Attachment:
signature.asc
Description: OpenPGP digital signature
_______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/dri-devel
