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| author | Felipe Balbi <felipe.balbi@linux.intel.com> | 2017-09-11 10:45:12 +0300 |
|---|---|---|
| committer | Felipe Balbi <felipe.balbi@linux.intel.com> | 2017-09-18 13:30:30 +0300 |
| commit | 55168470835688e5da5828cdcf1b1498d7baadb1 (patch) | |
| tree | 99db634867dcdabcfaed22789bdee863ec06d0b2 /tools/perf/scripts/python/stackcollapse.py | |
| parent | 2bd6bf03f4c1c59381d62c61d03f6cc3fe71f66e (diff) | |
| download | linux-55168470835688e5da5828cdcf1b1498d7baadb1.tar.xz | |
usb: dwc3: ep0: fix DMA starvation by assigning req->trb on ep0
If we don't assign a TRB to ep0 requests, we won't be able to unmap
the request later on resulting in starvation of DMA resources.
Fixes: 4a71fcb8ac5f ("usb: dwc3: gadget: only unmap requests from DMA if mapped")
Reported-by: Thinh Nguyen <Thinh.Nguyen@synopsys.com>
Tested-by: Thinh Nguyen <Thinh.Nguyen@synopsys.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Diffstat (limited to 'tools/perf/scripts/python/stackcollapse.py')
0 files changed, 0 insertions, 0 deletions