diff options
| author | Halil Pasic <[email protected]> | 2018-09-13 18:57:16 +0200 |
|---|---|---|
| committer | Heiko Carstens <[email protected]> | 2019-06-15 12:24:51 +0200 |
| commit | 64e1f0c531d1072cd97939bf0d8df42b26713543 (patch) | |
| tree | e98f6f8de50fd7bf6f68627f558469c3b3f3915b /tools/lib/api/fs/tracing_path.c | |
| parent | 45488c48e49b6ded9850bb0293668a92f96293c2 (diff) | |
s390/mm: force swiotlb for protected virtualization
On s390, protected virtualization guests have to use bounced I/O
buffers. That requires some plumbing.
Let us make sure, any device that uses DMA API with direct ops correctly
is spared from the problems, that a hypervisor attempting I/O to a
non-shared page would bring.
Signed-off-by: Halil Pasic <[email protected]>
Reviewed-by: Claudio Imbrenda <[email protected]>
Reviewed-by: Michael Mueller <[email protected]>
Tested-by: Michael Mueller <[email protected]>
Signed-off-by: Heiko Carstens <[email protected]>
Diffstat (limited to 'tools/lib/api/fs/tracing_path.c')
0 files changed, 0 insertions, 0 deletions