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Make it clearer what is going on by adding a function to go back from the "virtual" dma_addr to a kva and another to a struct page. This is used in the ib_uses_virt_dma() style drivers (siw, rxe, hfi, qib). Call them instead of a naked casting and virt_to_page() when working with dma_addr values encoded by the various ib_map functions. This also fixes the virt_to_page() casting problem Linus Walleij has been chasing. Cc: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Jason Gunthorpe <jgg@nvidia.com> Link: https://lore.kernel.org/r/0-v2-05ea785520ed+10-ib_virt_page_jgg@nvidia.com Signed-off-by: Leon Romanovsky <leon@kernel.org> |
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| asm-generic | ||
| clocksource | ||
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| drm | ||
| dt-bindings | ||
| keys | ||
| kunit | ||
| kvm | ||
| linux | ||
| math-emu | ||
| media | ||
| memory | ||
| misc | ||
| net | ||
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| ras | ||
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| rv | ||
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| target | ||
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| uapi | ||
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