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| author | Eric Dumazet <edumazet@google.com> | 2026-03-02 16:39:33 +0000 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2026-03-04 16:51:10 -0800 |
| commit | c26b8c4e291c55c7b2138d7bcb27348ca3a5ae59 (patch) | |
| tree | db9a44805f438b49c9272ef9e93e1f665396a375 /tools/perf/scripts/python/stackcollapse.py | |
| parent | 98d95000bb1207f86a0e5876755ac2308ac86d2d (diff) | |
net: fix off-by-one in udp_flow_src_port() / psp_write_headers()
udp_flow_src_port() and psp_write_headers() use ip_local_port_range.
ip_local_port_range is inclusive : all ports between min and max
can be used.
Before this patch, if ip_local_port_range was set to 40000-40001
40001 would not be used as a source port.
Use reciprocal_scale() to help code readability.
Not tagged for stable trees, as this change could break user
expectations.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Reviewed-by: Willem de Bruijn <willemb@google.com>
Link: https://patch.msgid.link/20260302163933.1754393-1-edumazet@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'tools/perf/scripts/python/stackcollapse.py')
0 files changed, 0 insertions, 0 deletions