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| author |   Stepan Moskovchenko <stepanm@codeaurora.org> | 2010-11-12 19:29:56 -0800 |
|---|---|---|
| committer |   Daniel Walker <dwalker@codeaurora.org> | 2010-11-30 16:03:51 -0800 |
| commit | 00d4b2bb03b9ed27f28336b0a68f2bd7f67caa40 (patch) | |
| tree | 738995cfae9dbea6649668539561f97c3e86694f /tools/perf/util/scripting-engines/trace-event-python.c | |
| parent | msm: iommu: Kconfig item for cacheable page tables (diff) | |
| download | wireguard-linux-00d4b2bb03b9ed27f28336b0a68f2bd7f67caa40.tar.xz wireguard-linux-00d4b2bb03b9ed27f28336b0a68f2bd7f67caa40.zip | |
msm: iommu: Check if device is already attached
An IOMMU device can only be attached to one IOMMU domain at
any given time. Check whether the device is already
attached to a domain before allowing it to be attached to
another domain. If so, return busy.
Signed-off-by: Stepan Moskovchenko <stepanm@codeaurora.org>
Signed-off-by: Daniel Walker <dwalker@codeaurora.org>
Diffstat (limited to 'tools/perf/util/scripting-engines/trace-event-python.c')
0 files changed, 0 insertions, 0 deletions