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path: root/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c
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Diffstat (limited to 'drivers/gpu/drm/amd/amdkfd/kfd_chardev.c')
-rw-r--r--drivers/gpu/drm/amd/amdkfd/kfd_chardev.c13
1 files changed, 12 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c
index 433de9e9a77e..1e9dd00620bf 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c
@@ -212,6 +212,11 @@ static int set_queue_properties_from_user(struct queue_properties *q_properties,
return -EINVAL;
}
+ if (args->ring_size < KFD_MIN_QUEUE_RING_SIZE) {
+ args->ring_size = KFD_MIN_QUEUE_RING_SIZE;
+ pr_debug("Size lower. clamped to KFD_MIN_QUEUE_RING_SIZE");
+ }
+
if (!access_ok((const void __user *) args->read_pointer_address,
sizeof(uint32_t))) {
pr_err("Can't access read pointer\n");
@@ -461,6 +466,11 @@ static int kfd_ioctl_update_queue(struct file *filp, struct kfd_process *p,
return -EINVAL;
}
+ if (args->ring_size < KFD_MIN_QUEUE_RING_SIZE) {
+ args->ring_size = KFD_MIN_QUEUE_RING_SIZE;
+ pr_debug("Size lower. clamped to KFD_MIN_QUEUE_RING_SIZE");
+ }
+
properties.queue_address = args->ring_base_address;
properties.queue_size = args->ring_size;
properties.queue_percent = args->queue_percentage & 0xFF;
@@ -596,7 +606,8 @@ static int kfd_ioctl_set_memory_policy(struct file *filep,
default_policy,
alternate_policy,
(void __user *)args->alternate_aperture_base,
- args->alternate_aperture_size))
+ args->alternate_aperture_size,
+ args->misc_process_flag))
err = -EINVAL;
out: