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authorGustavo Padovan <gustavo.padovan@collabora.co.uk>2016-04-26 18:32:27 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-04-30 03:03:49 +0300
commit3ed605bc8a0a688d8750a1e2eff39c854418c5cf (patch)
tree323bdbf5c34309d04b56ba3222dff5b1ed286598 /drivers/gpu/drm/i915/i915_gem_execbuffer.c
parentb5b7fe86668b4606ccd878a6c8a57f96247c5705 (diff)
downloadlinux-3ed605bc8a0a688d8750a1e2eff39c854418c5cf.tar.xz
kernel.h: add u64_to_user_ptr()
This function had copies in 3 different files. Unify them in kernel.h. Cc: Joe Perches <joe@perches.com> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: David Airlie <airlied@linux.ie> Cc: Daniel Vetter <daniel.vetter@intel.com> Cc: Rob Clark <robdclark@gmail.com> Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk> Acked-by: Daniel Vetter <daniel.vetter@intel.com> [drm/i915/] Acked-by: Rob Clark <robdclark@gmail.com> [drm/msm/] Acked-by: Lucas Stach <l.stach@pengutronix.de> [drm/etinav/] Acked-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/gpu/drm/i915/i915_gem_execbuffer.c')
-rw-r--r--drivers/gpu/drm/i915/i915_gem_execbuffer.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
index 1328bc5021b4..e60b4e72a5e4 100644
--- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c
+++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
@@ -514,7 +514,7 @@ i915_gem_execbuffer_relocate_vma(struct i915_vma *vma,
struct drm_i915_gem_exec_object2 *entry = vma->exec_entry;
int remain, ret;
- user_relocs = to_user_ptr(entry->relocs_ptr);
+ user_relocs = u64_to_user_ptr(entry->relocs_ptr);
remain = entry->relocation_count;
while (remain) {
@@ -865,7 +865,7 @@ i915_gem_execbuffer_relocate_slow(struct drm_device *dev,
u64 invalid_offset = (u64)-1;
int j;
- user_relocs = to_user_ptr(exec[i].relocs_ptr);
+ user_relocs = u64_to_user_ptr(exec[i].relocs_ptr);
if (copy_from_user(reloc+total, user_relocs,
exec[i].relocation_count * sizeof(*reloc))) {
@@ -1009,7 +1009,7 @@ validate_exec_list(struct drm_device *dev,
invalid_flags |= EXEC_OBJECT_NEEDS_GTT;
for (i = 0; i < count; i++) {
- char __user *ptr = to_user_ptr(exec[i].relocs_ptr);
+ char __user *ptr = u64_to_user_ptr(exec[i].relocs_ptr);
int length; /* limited by fault_in_pages_readable() */
if (exec[i].flags & invalid_flags)
@@ -1696,7 +1696,7 @@ i915_gem_execbuffer(struct drm_device *dev, void *data,
return -ENOMEM;
}
ret = copy_from_user(exec_list,
- to_user_ptr(args->buffers_ptr),
+ u64_to_user_ptr(args->buffers_ptr),
sizeof(*exec_list) * args->buffer_count);
if (ret != 0) {
DRM_DEBUG("copy %d exec entries failed %d\n",
@@ -1732,7 +1732,7 @@ i915_gem_execbuffer(struct drm_device *dev, void *data,
ret = i915_gem_do_execbuffer(dev, data, file, &exec2, exec2_list);
if (!ret) {
struct drm_i915_gem_exec_object __user *user_exec_list =
- to_user_ptr(args->buffers_ptr);
+ u64_to_user_ptr(args->buffers_ptr);
/* Copy the new buffer offsets back to the user's exec list. */
for (i = 0; i < args->buffer_count; i++) {
@@ -1786,7 +1786,7 @@ i915_gem_execbuffer2(struct drm_device *dev, void *data,
return -ENOMEM;
}
ret = copy_from_user(exec2_list,
- to_user_ptr(args->buffers_ptr),
+ u64_to_user_ptr(args->buffers_ptr),
sizeof(*exec2_list) * args->buffer_count);
if (ret != 0) {
DRM_DEBUG("copy %d exec entries failed %d\n",
@@ -1799,7 +1799,7 @@ i915_gem_execbuffer2(struct drm_device *dev, void *data,
if (!ret) {
/* Copy the new buffer offsets back to the user's exec list. */
struct drm_i915_gem_exec_object2 __user *user_exec_list =
- to_user_ptr(args->buffers_ptr);
+ u64_to_user_ptr(args->buffers_ptr);
int i;
for (i = 0; i < args->buffer_count; i++) {