This patch set make SUNRPC sysctl created per network namspace context.
It provides the following functionality:
1) Debug sysctl's ( {rpc,nfs,nlm,nfsd}_debug ) content is modifyable only from
init_net network context.
2) Write to rpc_debug prints active RPC tasks in sysctl's creator networks
context.
3) xs tunables are per-net now and modified through per-net sysctl's. IOW,
sysctl creator context is used to get tunable during sysctl read/write access
(not current tone).
The following series consists of:
---
Stanislav Kinsbursky (11):
SYSCTL: export root ans set handling routines
SUNRPC: use syctl path instead of dummy parent table
SUNRPC: sysctl root for debug table introduced
SUNRPC: per-net sysctl's set introduced
SUNRPC: register debug sysctl table per network namespace
SUNRPC: register xs_tunables sysctl table per network namespace
SUNRPC: xs tunables per network namespace introduced
SUNRPC: use per-net xs tunables instead of static ones
SUNRPC: remove xs_tcp_fin_timeout variable
SUNRPC: allow debug flags modifications only from init_net
SUNRPC: sysctl table for rpc_debug introduced
include/linux/sunrpc/debug.h | 9 ++
include/linux/sunrpc/sched.h | 1
include/linux/sunrpc/xprtsock.h | 3 +
include/linux/sysctl.h | 1
kernel/sysctl.c | 11 +++
net/sunrpc/netns.h | 12 +++
net/sunrpc/sunrpc_syms.c | 27 ++++++-
net/sunrpc/sysctl.c | 160 ++++++++++++++++++++++++++++++++-------
net/sunrpc/xprtrdma/transport.c | 11 ---
net/sunrpc/xprtsock.c | 147 ++++++++++++++++++++++++------------
10 files changed, 293 insertions(+), 89 deletions(-)
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