diff options
| author | Jason Gunthorpe <[email protected]> | 2019-07-24 08:52:58 +0200 |
|---|---|---|
| committer | Jason Gunthorpe <[email protected]> | 2019-07-25 16:14:40 -0300 |
| commit | e709accc7670a07b2e5186449f0640c2416662ec (patch) | |
| tree | e110126f0ec2ba46b4712d2556b19545400e4f67 /tools/perf/scripts/python/netdev-times.py | |
| parent | f32471e2cf87112b8f5dc10469b27c39c1a41722 (diff) | |
mm/hmm: comment on VM_FAULT_RETRY semantics in handle_mm_fault
The magic dropping of mmap_sem when handle_mm_fault returns VM_FAULT_RETRY
is rather subtile. Add a comment explaining it.
Link: https://lore.kernel.org/r/[email protected]
Tested-by: Ralph Campbell <[email protected]>
Signed-off-by: Jason Gunthorpe <[email protected]>
[hch: wrote a changelog]
Signed-off-by: Christoph Hellwig <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/netdev-times.py')
0 files changed, 0 insertions, 0 deletions