[PATCH v10 2/3] kernel.h: add u64_to_user_ptr()
Joe Perches
joe at perches.com
Fri Mar 18 15:39:24 UTC 2016
On Fri, 2016-03-18 at 10:27 -0300, Gustavo Padovan wrote:
> From: Gustavo Padovan <gustavo.padovan at collabora.co.uk>
>
> This function had copies in 3 different files. Unify them in
> kernel.h.
This function might be used more in drm files
in a separate patch too:
$ git grep -n -E "__user.*\(\s*uintptr_t\s*\)" drivers/gpu/drm
drivers/gpu/drm/armada/armada_gem.c:385: ptr = (char __user *)(uintptr_t)args->ptr;
drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c:33: return (void __user *)(uintptr_t)address;
drivers/gpu/drm/i915/i915_drv.h:3581: return (void __user *)(uintptr_t)address;
drivers/gpu/drm/msm/msm_gem_submit.c:33: return (void __user *)(uintptr_t)address;
drivers/gpu/drm/nouveau/nouveau_gem.c:471: (void __force __user *)(uintptr_t)user_pbbo_ptr;
drivers/gpu/drm/nouveau/nouveau_gem.c:568: void __user *userptr = (void __force __user *)(uintptr_t)user;
drivers/gpu/drm/tegra/drm.c:333: (void __user *)(uintptr_t)args->cmdbufs;
drivers/gpu/drm/tegra/drm.c:335: (void __user *)(uintptr_t)args->relocs;
drivers/gpu/drm/tegra/drm.c:337: (void __user *)(uintptr_t)args->waitchks;
drivers/gpu/drm/tegra/drm.c:392: if (copy_from_user(&syncpt, (void __user *)(uintptr_t)args->syncpts,
drivers/gpu/drm/vc4/vc4_bo.c:502: (void __user *)(uintptr_t)args->data,
drivers/gpu/drm/vc4/vc4_gem.c:123: if (copy_to_user((void __user *)(uintptr_t)get_state->bo,
drivers/gpu/drm/vc4/vc4_gem.c:553: (void __user *)(uintptr_t)args->bo_handles,
drivers/gpu/drm/vc4/vc4_gem.c:627: (void __user *)(uintptr_t)args->bin_cl,
drivers/gpu/drm/vc4/vc4_gem.c:634: (void __user *)(uintptr_t)args->shader_rec,
drivers/gpu/drm/vc4/vc4_gem.c:641: (void __user *)(uintptr_t)args->uniforms,
drivers/gpu/drm/virtio/virtgpu_ioctl.c:126: user_bo_handles = (void __user *)(uintptr_t)exbuf->bo_handles;
drivers/gpu/drm/virtio/virtgpu_ioctl.c:161: if (copy_from_user(buf, (void __user *)(uintptr_t)exbuf->command,
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