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author | Jakub Kicinski <kuba@kernel.org> | 2020-11-30 17:55:26 -0800 |
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committer | Jakub Kicinski <kuba@kernel.org> | 2020-11-30 17:55:26 -0800 |
commit | 5f3e915c36d59c94a917e207df4361f23d9c821d (patch) | |
tree | 22796b798d2a4ed571c1bf4f48e1a7c8576ec0f3 /tools/perf/scripts/python/syscall-counts.py | |
parent | be5724240b390b1192635d942d4bd3df57bb6e3c (diff) | |
parent | 6e628cd3a8f78cb0dfe85353e5e488bda296bedf (diff) |
Merge branch 'mptcp-avoid-workqueue-usage-for-data'
Paolo Abeni says:
====================
mptcp: avoid workqueue usage for data
The current locking schema used to protect the MPTCP data-path
requires the usage of the MPTCP workqueue to process the incoming
data, depending on trylock result.
The above poses scalability limits and introduces random delays
in MPTCP-level acks.
With this series we use a single spinlock to protect the MPTCP
data-path, removing the need for workqueue and delayed ack usage.
This additionally reduces the number of atomic operations required
per packet and cleans-up considerably the poll/wake-up code.
====================
Link: https://lore.kernel.org/r/cover.1606413118.git.pabeni@redhat.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'tools/perf/scripts/python/syscall-counts.py')
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