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| author | Jonathan Lemon <[email protected]> | 2019-08-13 10:45:09 -0700 |
|---|---|---|
| committer | David S. Miller <[email protected]> | 2019-08-15 12:27:36 -0700 |
| commit | 8d73f8f23e6b869b726cb01dd4747f56dc88660a (patch) | |
| tree | a19e6d1e6829a6106b80e66a2440960cc2a164fa /tools/perf/scripts/python/syscall-counts.py | |
| parent | 4b58c9b127f04bb3eea5a2a9ab8ef039b9fe9b71 (diff) | |
page_pool: fix logic in __page_pool_get_cached
__page_pool_get_cached() will return NULL when the ring is
empty, even if there are pages present in the lookaside cache.
It is also possible to refill the cache, and then return a
NULL page.
Restructure the logic so eliminate both cases.
Signed-off-by: Jonathan Lemon <[email protected]>
Acked-by: Jesper Dangaard Brouer <[email protected]>
Acked-by: Ilias Apalodimas <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/syscall-counts.py')
0 files changed, 0 insertions, 0 deletions