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SUNRPC: Use per-CPU counters to tally server RPC counts

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- Improves counting accuracy
 - Reduces cross-CPU memory traffic

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
This commit is contained in:
Chuck Lever
2023-01-10 10:31:54 -05:00
parent f5f9d4a314
commit 65ba3d2425
11 changed files with 42 additions and 26 deletions
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5
fs/nfsd/nfs3acl.c
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@@ -266,10 +266,11 @@ static const struct svc_procedure nfsd_acl_procedures3[3] = {
},
};
static unsigned int nfsd_acl_count3[ARRAY_SIZE(nfsd_acl_procedures3)];
static DEFINE_PER_CPU_ALIGNED(unsigned long,
nfsd_acl_count3[ARRAY_SIZE(nfsd_acl_procedures3)]);
const struct svc_version nfsd_acl_version3 = {
.vs_vers = 3,
.vs_nproc = 3,
.vs_nproc = ARRAY_SIZE(nfsd_acl_procedures3),
.vs_proc = nfsd_acl_procedures3,
.vs_count = nfsd_acl_count3,
.vs_dispatch = nfsd_dispatch,