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authorAmir Goldstein <amir73il@gmail.com>2021-01-06 09:52:35 +0200
committerChuck Lever <chuck.lever@oracle.com>2021-01-25 09:36:27 -0500
commite567b98ce9a4b35b63c364d24828a9e5cd7a8179 (patch)
tree7c59a1e119f6e11cb195a08d7fe055857186194f /fs/nfsd/nfsfh.c
parent1b76d1df1a3683b6b23cd1c813d13c5e6a9d35e5 (diff)
nfsd: protect concurrent access to nfsd stats counters
nfsd stats counters can be updated by concurrent nfsd threads without any protection. Convert some nfsd_stats and nfsd_net struct members to use percpu counters. The longest_chain* members of struct nfsd_net remain unprotected. Signed-off-by: Amir Goldstein <amir73il@gmail.com> Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Diffstat (limited to 'fs/nfsd/nfsfh.c')
-rw-r--r--fs/nfsd/nfsfh.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/nfsd/nfsfh.c b/fs/nfsd/nfsfh.c
index 66f2ef67792a..9e31b2b5c6d2 100644
--- a/fs/nfsd/nfsfh.c
+++ b/fs/nfsd/nfsfh.c
@@ -422,7 +422,7 @@ skip_pseudoflavor_check:
}
out:
if (error == nfserr_stale)
- nfsdstats.fh_stale++;
+ nfsd_stats_fh_stale_inc();
return error;
}