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| author |   Christoph Hellwig <hch@lst.de> | 2020-07-14 14:18:55 +0200 |
|---|---|---|
| committer |   Rich Felker <dalias@libc.org> | 2020-08-14 22:05:17 -0400 |
| commit | cd57d07b1e4e08f95a27b59253b5c8a46abf4f29 (patch) | |
| tree | 8d33e99707ca843df887efdf6a95341cfa213a4f /tools/perf/util/scripting-engines/trace-event-python.c | |
| parent | dma-mapping: consolidate the NO_DMA definition in kernel/dma/Kconfig (diff) | |
| download | wireguard-linux-cd57d07b1e4e08f95a27b59253b5c8a46abf4f29.tar.xz wireguard-linux-cd57d07b1e4e08f95a27b59253b5c8a46abf4f29.zip | |
sh: don't allow non-coherent DMA for NOMMU
The code handling non-coherent DMA depends on being able to remap code
as non-cached. But that can't be done without an MMU, so using this
option on NOMMU builds is broken.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Rich Felker <dalias@libc.org>
Diffstat (limited to 'tools/perf/util/scripting-engines/trace-event-python.c')
0 files changed, 0 insertions, 0 deletions