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Commit af47b390 authored by Laura Abbott's avatar Laura Abbott Committed by Oded Gabbay
Browse files

drm/amdkfd: Remove vla 

There's an ongoing effort to remove VLAs[1] from the kernel to eventually
turn on -Wvla. Switch to a constant value that covers all hardware.

[1] https://lkml.org/lkml/2018/3/7/621



Reviewed-by: default avatarFelix Kuehling <Felix.Kuehling@amd.com>
Acked-by: default avatarChristian König <christian.koenig@amd.com>
Signed-off-by: default avatarLaura Abbott <labbott@redhat.com>
Signed-off-by: default avatarOded Gabbay <oded.gabbay@gmail.com>
parent c129db12

drivers/gpu/drm/amd/amdkfd/kfd_interrupt.c

+5 −3
Original line number Diff line number Diff line
@@ -139,10 +139,12 @@ static void interrupt_wq(struct work_struct *work) 
{

	struct kfd_dev *dev = container_of(work, struct kfd_dev,

						interrupt_work);

	uint32_t ih_ring_entry[KFD_MAX_RING_ENTRY_SIZE];



	uint32_t ih_ring_entry[DIV_ROUND_UP(

				dev->device_info->ih_ring_entry_size,

				sizeof(uint32_t))];

	if (dev->device_info->ih_ring_entry_size > sizeof(ih_ring_entry)) {

		dev_err_once(kfd_chardev(), "Ring entry too small\n");

		return;

	}



	while (dequeue_ih_ring_entry(dev, ih_ring_entry))

		dev->device_info->event_interrupt_class->interrupt_wq(dev,

drivers/gpu/drm/amd/amdkfd/kfd_priv.h

+2 −0
Original line number Diff line number Diff line
@@ -39,6 +39,8 @@ 


#include "amd_shared.h"



#define KFD_MAX_RING_ENTRY_SIZE	8



#define KFD_SYSFS_FILE_MODE 0444



/* GPU ID hash width in bits */