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Groups > linux.kernel > #1666585
| From | Borislav Petkov <bp@alien8.de> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH v6 25/34] swiotlb: Add warnings for use of bounce buffers with SME |
| Date | 2017-06-15 11:10 +0200 |
| Message-ID | <tSyWR-yc-1@gated-at.bofh.it> (permalink) |
| References | <tPRjk-44i-19@gated-at.bofh.it> <tPYEa-d6-13@gated-at.bofh.it> <tSjO9-7DO-7@gated-at.bofh.it> <tSyWR-yc-3@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Wed, Jun 14, 2017 at 02:49:02PM -0500, Tom Lendacky wrote:
> I guess I don't need the sme_active() check since the second part of the
> if statement can only ever be true if SME is active (since mask is
> unsigned).
... and you can define sme_me_mask as an u64 directly (it is that already,
practically, as we don't do SME on 32-bit) and then get rid of the cast.
--
Regards/Gruss,
Boris.
Good mailing practices for 400: avoid top-posting and trim the reply.
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Re: [PATCH v6 25/34] swiotlb: Add warnings for use of bounce buffers with SME Borislav Petkov <bp@alien8.de> - 2017-06-14 19:00 +0200 Re: [PATCH v6 25/34] swiotlb: Add warnings for use of bounce buffers with SME Borislav Petkov <bp@alien8.de> - 2017-06-15 11:10 +0200
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