Messages in this thread Patch in this message | | | From | Stefano Garzarella <> | Subject | [PATCH v3 16/19] vdpa_sim: use kvmalloc to allocate vdpasim->buffer | Date | Thu, 3 Dec 2020 18:05:08 +0100 |
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The next patch will make the buffer size configurable from each device. Since the buffer could be larger than a page, we use kvmalloc() instead of kmalloc().
Acked-by: Jason Wang <jasowang@redhat.com> Signed-off-by: Stefano Garzarella <sgarzare@redhat.com> --- drivers/vdpa/vdpa_sim/vdpa_sim.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/vdpa/vdpa_sim/vdpa_sim.c b/drivers/vdpa/vdpa_sim/vdpa_sim.c index 1243b02488f7..fb714d88e77f 100644 --- a/drivers/vdpa/vdpa_sim/vdpa_sim.c +++ b/drivers/vdpa/vdpa_sim/vdpa_sim.c @@ -410,7 +410,7 @@ static struct vdpasim *vdpasim_create(struct vdpasim_dev_attr *dev_attr) if (!vdpasim->iommu) goto err_iommu; - vdpasim->buffer = kmalloc(PAGE_SIZE, GFP_KERNEL); + vdpasim->buffer = kvmalloc(PAGE_SIZE, GFP_KERNEL); if (!vdpasim->buffer) goto err_iommu; @@ -699,7 +699,7 @@ static void vdpasim_free(struct vdpa_device *vdpa) struct vdpasim *vdpasim = vdpa_to_sim(vdpa); cancel_work_sync(&vdpasim->work); - kfree(vdpasim->buffer); + kvfree(vdpasim->buffer); if (vdpasim->iommu) vhost_iotlb_free(vdpasim->iommu); kfree(vdpasim->vqs); -- 2.26.2
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