5.10-stable review patch. If anyone has any objections, please let me know.
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From: Josef Bacik josef@toxicpanda.com
[ Upstream commit 16fb9808ab2c99979f081987752abcbc5b092eac ]
The final bit of stats that is global is the rpc svc_stat. Move this into the nfsd_net struct and use that everywhere instead of the global struct. Remove the unused global struct.
Signed-off-by: Josef Bacik josef@toxicpanda.com Reviewed-by: Jeff Layton jlayton@kernel.org Signed-off-by: Chuck Lever chuck.lever@oracle.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- fs/nfsd/netns.h | 4 ++++ fs/nfsd/nfsctl.c | 2 ++ fs/nfsd/nfssvc.c | 2 +- fs/nfsd/stats.c | 10 ++++------ fs/nfsd/stats.h | 2 -- 5 files changed, 11 insertions(+), 9 deletions(-)
--- a/fs/nfsd/netns.h +++ b/fs/nfsd/netns.h @@ -13,6 +13,7 @@ #include <linux/nfs4.h> #include <linux/percpu_counter.h> #include <linux/siphash.h> +#include <linux/sunrpc/stats.h>
/* Hash tables for nfs4_clientid state */ #define CLIENT_HASH_BITS 4 @@ -183,6 +184,9 @@ struct nfsd_net { /* Per-netns stats counters */ struct percpu_counter counter[NFSD_STATS_COUNTERS_NUM];
+ /* sunrpc svc stats */ + struct svc_stat nfsd_svcstats; + /* longest hash chain seen */ unsigned int longest_chain;
--- a/fs/nfsd/nfsctl.c +++ b/fs/nfsd/nfsctl.c @@ -1461,6 +1461,8 @@ static __net_init int nfsd_init_net(stru retval = nfsd_stat_counters_init(nn); if (retval) goto out_repcache_error; + memset(&nn->nfsd_svcstats, 0, sizeof(nn->nfsd_svcstats)); + nn->nfsd_svcstats.program = &nfsd_program; nn->nfsd_versions = NULL; nn->nfsd4_minorversions = NULL; nfsd4_init_leases_net(nn); --- a/fs/nfsd/nfssvc.c +++ b/fs/nfsd/nfssvc.c @@ -664,7 +664,7 @@ int nfsd_create_serv(struct net *net) if (nfsd_max_blksize == 0) nfsd_max_blksize = nfsd_get_default_max_blksize(); nfsd_reset_versions(nn); - serv = svc_create_pooled(&nfsd_program, &nfsd_svcstats, + serv = svc_create_pooled(&nfsd_program, &nn->nfsd_svcstats, nfsd_max_blksize, nfsd); if (serv == NULL) return -ENOMEM; --- a/fs/nfsd/stats.c +++ b/fs/nfsd/stats.c @@ -27,10 +27,6 @@
#include "nfsd.h"
-struct svc_stat nfsd_svcstats = { - .program = &nfsd_program, -}; - static int nfsd_show(struct seq_file *seq, void *v) { struct net *net = PDE_DATA(file_inode(seq->file)); @@ -56,7 +52,7 @@ static int nfsd_show(struct seq_file *se seq_puts(seq, "\nra 0 0 0 0 0 0 0 0 0 0 0 0\n");
/* show my rpc info */ - svc_seq_show(seq, &nfsd_svcstats); + svc_seq_show(seq, &nn->nfsd_svcstats);
#ifdef CONFIG_NFSD_V4 /* Show count for individual nfsv4 operations */ @@ -119,7 +115,9 @@ void nfsd_stat_counters_destroy(struct n
void nfsd_proc_stat_init(struct net *net) { - svc_proc_register(net, &nfsd_svcstats, &nfsd_proc_ops); + struct nfsd_net *nn = net_generic(net, nfsd_net_id); + + svc_proc_register(net, &nn->nfsd_svcstats, &nfsd_proc_ops); }
void nfsd_proc_stat_shutdown(struct net *net) --- a/fs/nfsd/stats.h +++ b/fs/nfsd/stats.h @@ -10,8 +10,6 @@ #include <uapi/linux/nfsd/stats.h> #include <linux/percpu_counter.h>
-extern struct svc_stat nfsd_svcstats; - int nfsd_percpu_counters_init(struct percpu_counter *counters, int num); void nfsd_percpu_counters_reset(struct percpu_counter *counters, int num); void nfsd_percpu_counters_destroy(struct percpu_counter *counters, int num);