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| author |   NeilBrown <neilb@suse.de> | 2024-12-12 08:47:07 +1100 |
|---|---|---|
| committer |   Chuck Lever <chuck.lever@oracle.com> | 2025-01-06 09:37:38 -0500 |
| commit | 60aa6564317db29ea72b6db821b5bbb45f1e879d (patch) | |
| tree | d0ca7e4c63702dcd48d300536644f356f2936247 /scripts/generate_rust_analyzer.py | |
| parent | nfsd: add session slot count to /proc/fs/nfsd/clients/*/info (diff) | |
| download | wireguard-linux-60aa6564317db29ea72b6db821b5bbb45f1e879d.tar.xz wireguard-linux-60aa6564317db29ea72b6db821b5bbb45f1e879d.zip | |
nfsd: allocate new session-based DRC slots on demand.
If a client ever uses the highest available slot for a given session,
attempt to allocate more slots so there is room for the client to use
them if wanted. GFP_NOWAIT is used so if there is not plenty of
free memory, failure is expected - which is what we want. It also
allows the allocation while holding a spinlock.
Each time we increase the number of slots by 20% (rounded up). This
allows fairly quick growth while avoiding excessive over-shoot.
We would expect to stablise with around 10% more slots available than
the client actually uses.
Reviewed-by: Jeff Layton <jlayton@kernel.org>
Signed-off-by: NeilBrown <neilb@suse.de>
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Diffstat (limited to 'scripts/generate_rust_analyzer.py')
0 files changed, 0 insertions, 0 deletions