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From: Joe Perches <joe@perches.com>
To: Gustavo Padovan <gustavo@padovan.org>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: devel@driverdev.osuosl.org,
	"Daniel Stone" <daniels@collabora.com>,
	"Daniel Vetter" <daniel.vetter@ffwll.ch>,
	"Riley Andrews" <riandrews@android.com>,
	dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org,
	"Arve Hjønnevåg" <arve@android.com>,
	"Daniel Vetter" <daniel.vetter@intel.com>,
	akpm@linux-foundation.org,
	"Gustavo Padovan" <gustavo.padovan@collabora.co.uk>,
	"John Harrison" <John.C.Harrison@Intel.com>
Subject: Re: [PATCH v10 2/3] kernel.h: add u64_to_user_ptr()
Date: Fri, 18 Mar 2016 08:39:24 -0700	[thread overview]
Message-ID: <1458315564.9556.56.camel@perches.com> (raw)
In-Reply-To: <1458307660-31986-2-git-send-email-gustavo@padovan.org>

On Fri, 2016-03-18 at 10:27 -0300, Gustavo Padovan wrote:
> From: Gustavo Padovan <gustavo.padovan@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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WARNING: multiple messages have this Message-ID (diff)
From: Joe Perches <joe@perches.com>
To: Gustavo Padovan <gustavo@padovan.org>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: linux-kernel@vger.kernel.org, devel@driverdev.osuosl.org,
	dri-devel@lists.freedesktop.org,
	"Daniel Stone" <daniels@collabora.com>,
	"Arve Hjønnevåg" <arve@android.com>,
	"Riley Andrews" <riandrews@android.com>,
	"Daniel Vetter" <daniel.vetter@ffwll.ch>,
	"Rob Clark" <robdclark@gmail.com>,
	"Greg Hackmann" <ghackmann@google.com>,
	"John Harrison" <John.C.Harrison@Intel.com>,
	"Maarten Lankhorst" <maarten.lankhorst@linux.intel.com>,
	"Gustavo Padovan" <gustavo.padovan@collabora.co.uk>,
	akpm@linux-foundation.org, "David Airlie" <airlied@linux.ie>,
	"Daniel Vetter" <daniel.vetter@Intel.com>
Subject: Re: [PATCH v10 2/3] kernel.h: add u64_to_user_ptr()
Date: Fri, 18 Mar 2016 08:39:24 -0700	[thread overview]
Message-ID: <1458315564.9556.56.camel@perches.com> (raw)
In-Reply-To: <1458307660-31986-2-git-send-email-gustavo@padovan.org>

On Fri, 2016-03-18 at 10:27 -0300, Gustavo Padovan wrote:
> From: Gustavo Padovan <gustavo.padovan@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,

  reply	other threads:[~2016-03-18 15:39 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-03-18 13:27 [PATCH v10 1/3] staging/android: remove redundant comments on sync_merge_data Gustavo Padovan
2016-03-18 13:27 ` Gustavo Padovan
2016-03-18 13:27 ` [PATCH v10 2/3] kernel.h: add u64_to_user_ptr() Gustavo Padovan
2016-03-18 15:39   ` Joe Perches [this message]
2016-03-18 15:39     ` Joe Perches
2016-03-18 17:20     ` [PATCH] gpu/drm: Use u64_to_user_pointer Joe Perches
2016-03-18 17:20       ` Joe Perches
2016-03-18 17:39       ` kbuild test robot
2016-03-18 17:39         ` kbuild test robot
2016-03-18 17:43         ` Joe Perches
     [not found]         ` <201603190148.px58QxiJ%fengguang.wu-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
2016-03-18 17:43           ` Joe Perches
2016-03-18 17:43             ` Joe Perches
2016-03-18 17:43       ` kbuild test robot
2016-03-18 17:43       ` kbuild test robot
2016-03-18 17:43         ` kbuild test robot
     [not found]       ` <b70b7949e8344abe13d85d6e8e5a8e11bb9c5f02.1458321299.git.joe-6d6DIl74uiNBDgjK7y7TUQ@public.gmane.org>
2016-03-18 17:46         ` kbuild test robot
2016-03-18 17:46           ` kbuild test robot
2016-03-18 17:46       ` kbuild test robot
2016-03-18 17:20     ` Joe Perches
2016-03-18 13:27 ` [PATCH v10 3/3] staging/android: refactor SYNC IOCTLs Gustavo Padovan
2016-03-18 13:27   ` Gustavo Padovan
2016-04-05 18:19   ` Gustavo Padovan
2016-04-05 18:19     ` Gustavo Padovan
2016-04-14 18:03   ` Gustavo Padovan
2016-04-14 18:03     ` Gustavo Padovan

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