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author | Jan Kara | 2016-12-15 00:07:01 +0100 |
---|---|---|
committer | Linus Torvalds | 2016-12-15 01:04:09 +0100 |
commit | 1a29d85eb0f19b7d8271923d8917d7b4f5540b3e (patch) | |
tree | 76bf90e637fb4b0c95a7a9eb81bc9aec71329a4e /drivers/gpu/drm/i915 | |
parent | mm: join struct fault_env and vm_fault (diff) | |
download | kernel-qcow2-linux-1a29d85eb0f19b7d8271923d8917d7b4f5540b3e.tar.gz kernel-qcow2-linux-1a29d85eb0f19b7d8271923d8917d7b4f5540b3e.tar.xz kernel-qcow2-linux-1a29d85eb0f19b7d8271923d8917d7b4f5540b3e.zip |
mm: use vmf->address instead of of vmf->virtual_address
Every single user of vmf->virtual_address typed that entry to unsigned
long before doing anything with it so the type of virtual_address does
not really provide us any additional safety. Just use masked
vmf->address which already has the appropriate type.
Link: http://lkml.kernel.org/r/1479460644-25076-3-git-send-email-jack@suse.cz
Signed-off-by: Jan Kara <jack@suse.cz>
Acked-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Cc: Dan Williams <dan.j.williams@intel.com>
Cc: Ross Zwisler <ross.zwisler@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/gpu/drm/i915')
-rw-r--r-- | drivers/gpu/drm/i915/i915_gem.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index d0dcaf35b429..412f3513f269 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -1796,8 +1796,7 @@ int i915_gem_fault(struct vm_area_struct *area, struct vm_fault *vmf) int ret; /* We don't use vmf->pgoff since that has the fake offset */ - page_offset = ((unsigned long)vmf->virtual_address - area->vm_start) >> - PAGE_SHIFT; + page_offset = (vmf->address - area->vm_start) >> PAGE_SHIFT; trace_i915_gem_object_fault(obj, page_offset, true, write); |