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| author |   Rob Clark <robdclark@chromium.org> | 2021-12-06 09:13:49 -0800 |
|---|---|---|
| committer | Rob Clark <robdclark@chromium.org> | 2021-12-06 09:14:28 -0800 |
| commit | 83b965d118cbab1dbdfffdff8cabc8c1cfd183c6 (patch) | |
| tree | f46a8f6d854b05a47311125f6fd6b6081e79557a /include/linux/mm_types.h | |
| parent | mailmap: add and update email addresses (diff) | |
| parent | Merge tag 'drm-intel-next-2021-11-30' of git://anongit.freedesktop.org/drm/drm-intel into drm-next (diff) | |
| download | linux-dev-83b965d118cbab1dbdfffdff8cabc8c1cfd183c6.tar.xz linux-dev-83b965d118cbab1dbdfffdff8cabc8c1cfd183c6.zip | |
Merge remote-tracking branch 'drm/drm-next' into msm-next-staging
Backmerge drm-next to pull in:
8f59ee9a570c ("drm/msm/dsi: Adjust probe order")
Signed-off-by: Rob Clark <robdclark@chromium.org>
Diffstat (limited to 'include/linux/mm_types.h')
| -rw-r--r-- | include/linux/mm_types.h | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h index bb8c6f5f19bc..c3a6e6209600 100644 --- a/include/linux/mm_types.h +++ b/include/linux/mm_types.h @@ -105,7 +105,18 @@ struct page { struct page_pool *pp; unsigned long _pp_mapping_pad; unsigned long dma_addr; - atomic_long_t pp_frag_count; + union { + /** + * dma_addr_upper: might require a 64-bit + * value on 32-bit architectures. + */ + unsigned long dma_addr_upper; + /** + * For frag page support, not supported in + * 32-bit architectures with 64-bit DMA. + */ + atomic_long_t pp_frag_count; + }; }; struct { /* slab, slob and slub */ union { |