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| author | Michael Ellerman <mpe@ellerman.id.au> | 2020-09-14 22:57:18 +1000 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2020-09-14 22:57:18 +1000 |
| commit | 960e3708135ac8b03ef3d1fa773e369cfacc76b9 (patch) | |
| tree | 3b3b679d211377a291a55fb9598d1c7f408aeab9 /arch/powerpc/kernel/dma-iommu.c | |
| parent | dc462267d2d7aacffc3c1d99b02d7a7c59db7c66 (diff) | |
| parent | 0460534b532e5518c657c7d6492b9337d975eaa3 (diff) | |
Merge branch 'fixes' into next
Bring in our fixes branch for this cycle which avoids some small
conflicts with upcoming commits.
Diffstat (limited to 'arch/powerpc/kernel/dma-iommu.c')
| -rw-r--r-- | arch/powerpc/kernel/dma-iommu.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/powerpc/kernel/dma-iommu.c b/arch/powerpc/kernel/dma-iommu.c index 569fecd7b5b2..9053fc9d20c7 100644 --- a/arch/powerpc/kernel/dma-iommu.c +++ b/arch/powerpc/kernel/dma-iommu.c @@ -120,7 +120,8 @@ u64 dma_iommu_get_required_mask(struct device *dev) if (!tbl) return 0; - mask = 1ULL < (fls_long(tbl->it_offset + tbl->it_size) - 1); + mask = 1ULL << (fls_long(tbl->it_offset + tbl->it_size) + + tbl->it_page_shift - 1); mask += mask - 1; return mask; |