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| author |   Christoph Hellwig <hch@lst.de> | 2019-07-24 08:52:55 +0200 |
|---|---|---|
| committer |   Jason Gunthorpe <jgg@mellanox.com> | 2019-07-25 16:14:40 -0300 |
| commit | de4ee728465f7c0c29241550e083139b2ce9159c (patch) | |
| tree | 73cc28b95ec232a4110fa216e5fc8a839c7c6581 /tools/perf/scripts/python/sched-migration.py | |
| parent | nouveau: remove the block parameter to nouveau_range_fault (diff) | |
| download | wireguard-linux-de4ee728465f7c0c29241550e083139b2ce9159c.tar.xz wireguard-linux-de4ee728465f7c0c29241550e083139b2ce9159c.zip | |
nouveau: unlock mmap_sem on all errors from nouveau_range_fault
Currently nouveau_svm_fault expects nouveau_range_fault to never unlock
mmap_sem, but the latter unlocks it for a random selection of error
codes. Fix this up by always unlocking mmap_sem for non-zero return values
in nouveau_range_fault, and only unlocking it in the caller for successful
returns.
Link: https://lore.kernel.org/r/20190724065258.16603-5-hch@lst.de
Tested-by: Ralph Campbell <rcampbell@nvidia.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Jason Gunthorpe <jgg@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to '')
0 files changed, 0 insertions, 0 deletions