diff options
| author | Nicholas Piggin <[email protected]> | 2022-11-26 19:59:20 +1000 |
|---|---|---|
| committer | Michael Ellerman <[email protected]> | 2022-12-02 17:48:49 +1100 |
| commit | 0944534ef4d5cf39c8133575524be0be3337dd62 (patch) | |
| tree | ac26ea598a9071ed813e7bb32cad7e2aac730058 /net/lapb/lapb_iface.c | |
| parent | 6aa42f883c438ea132a28801bef3f86f3883d14c (diff) | |
powerpc/qspinlock: theft prevention to control latency
Give the queue head the ability to stop stealers. After a number of
spins without successfully acquiring the lock, the queue head sets
this, which halts stealing and will assure it is the next owner.
Signed-off-by: Nicholas Piggin <[email protected]>
Signed-off-by: Michael Ellerman <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Diffstat (limited to 'net/lapb/lapb_iface.c')
0 files changed, 0 insertions, 0 deletions