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| author | Bjorn Helgaas <bhelgaas@google.com> | 2021-11-05 19:28:44 +0300 |
|---|---|---|
| committer | Bjorn Helgaas <bhelgaas@google.com> | 2021-11-05 19:28:44 +0300 |
| commit | 1f948b88b148d8392cb98540ea4d0d268dc257e0 (patch) | |
| tree | 7dc6eb3108c1f2ff8db0a240555fffb20b7cc1b2 /drivers/pci | |
| parent | efe6856390bae3a2aa170bdd51c34b8832b83bc6 (diff) | |
| parent | 3a19407913e8e43d6b799a59bc0f6cae889b5446 (diff) | |
| download | linux-1f948b88b148d8392cb98540ea4d0d268dc257e0.tar.xz | |
Merge branch 'pci/p2pdma'
- Apply bus offset correctly in DMA address calculation, which used the
wrong sign before (Wang Lu)
* pci/p2pdma:
PCI/P2PDMA: Apply bus offset correctly in DMA address calculation
Diffstat (limited to 'drivers/pci')
| -rw-r--r-- | drivers/pci/p2pdma.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/pci/p2pdma.c b/drivers/pci/p2pdma.c index 50cdde3e9a8b..327882638b30 100644 --- a/drivers/pci/p2pdma.c +++ b/drivers/pci/p2pdma.c @@ -874,7 +874,7 @@ static int __pci_p2pdma_map_sg(struct pci_p2pdma_pagemap *p2p_pgmap, int i; for_each_sg(sg, s, nents, i) { - s->dma_address = sg_phys(s) - p2p_pgmap->bus_offset; + s->dma_address = sg_phys(s) + p2p_pgmap->bus_offset; sg_dma_len(s) = s->length; } |