On Thu, Nov 05, 2020 at 04:00:54PM +0900, Sergey Senozhatsky wrote:
> Hi,
>
> On (20/11/05 07:52), Gerd Hoffmann wrote:
> > > - *ents = kmalloc_array(*nents, sizeof(struct virtio_gpu_mem_entry),
> > > - GFP_KERNEL);
> > > + *ents = kvmalloc_array(*nents,
> > > +
Hi,
On (20/11/05 07:52), Gerd Hoffmann wrote:
> > - *ents = kmalloc_array(*nents, sizeof(struct virtio_gpu_mem_entry),
> > - GFP_KERNEL);
> > + *ents = kvmalloc_array(*nents,
> > + sizeof(struct virtio_gpu_mem_entry),
> > +
Hi,
> - *ents = kmalloc_array(*nents, sizeof(struct virtio_gpu_mem_entry),
> - GFP_KERNEL);
> + *ents = kvmalloc_array(*nents,
> +sizeof(struct virtio_gpu_mem_entry),
> +GFP_KERNEL);
Shouldn't that be
We observed that some of virtio_gpu_object_shmem_init() allocations
can be rather costly - order 6 - which can be difficult to fulfill
under memory pressure conditions. Switch to kvmalloc_array() in
virtio_gpu_object_shmem_init() and let the kernel vmalloc the entries
array.
Signed-off-by: Sergey
4 matches
Mail list logo