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authorGary R Hook <gary.hook@amd.com>2017-01-27 15:28:45 -0600
committerHerbert Xu <herbert@gondor.apana.org.au>2017-02-03 17:45:45 +0800
commit500c0106e638e08c2c661c305ed57d6b67e10908 (patch)
tree8fcb8de6b8ee55537f6866bd2bf3ba128f22a803 /net/tipc/monitor.c
parentf5f7bebc91ab378dea5aad5277c4d283e46472d9 (diff)
crypto: ccp - Fix DMA operations when IOMMU is enabled
An I/O page fault occurs when the IOMMU is enabled on a system that supports the v5 CCP. DMA operations use a Request ID value that does not match what is expected by the IOMMU, resulting in the I/O page fault. Setting the Request ID value to 0 corrects this issue. Cc: <stable@vger.kernel.org> Signed-off-by: Gary R Hook <gary.hook@amd.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'net/tipc/monitor.c')
0 files changed, 0 insertions, 0 deletions