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drm/amdkfd: Remove vla

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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: Felix Kuehling <Felix.Kuehling@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Laura Abbott <labbott@redhat.com>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
This commit is contained in:
Laura Abbott 2018-04-13 14:24:12 -07:00 committed by Oded Gabbay
parent c129db1206
commit af47b39027
2 changed files with 7 additions and 3 deletions
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8
drivers/gpu/drm/amd/amdkfd/kfd_interrupt.c
View File

@ -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,

2
drivers/gpu/drm/amd/amdkfd/kfd_priv.h
View File

@ -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 */