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Groups > linux.kernel > #1196573
| From | Michael Ellerman <mpe@ellerman.id.au> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [kernel] powerpc/powernv/ioda2: Fix calculation for memory allocated for TCE table |
| Date | 2015-07-31 06:20 +0200 |
| Message-ID | <pS9Xz-2S8-1@gated-at.bofh.it> (permalink) |
| References | <pOgNX-7df-5@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Mon, 2015-20-07 at 10:45:51 UTC, Alexey Kardashevskiy wrote: > The existing code stores the amount of memory allocated for a TCE table. > At the moment it uses @offset which is a virtual offset in the TCE table > which is only correct for a one level tables and it does not include > memory allocated for intermediate levels. When multilevel TCE table is > requested, WARN_ON in tce_iommu_create_table() prints a warning. > > This adds an additional counter to pnv_pci_ioda2_table_do_alloc_pages() > to count actually allocated memory. > > Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru> > Reviewed-by: David Gibson <david@gibson.dropbear.id.au> Applied to powerpc fixes, thanks. https://git.kernel.org/powerpc/c/3ba3a73e9f204ce7904c cheers -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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Re: [kernel] powerpc/powernv/ioda2: Fix calculation for memory allocated for TCE table Michael Ellerman <mpe@ellerman.id.au> - 2015-07-31 06:20 +0200
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