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| author | Jeff Layton <jlayton@redhat.com> | 2013-03-27 15:15:38 +0100 |
|---|---|---|
| committer | J. Bruce Fields <bfields@redhat.com> | 2013-04-03 17:47:24 +0200 |
| commit | a2f999a37ebb77e857d3a178bd6f52d1163cd980 (patch) | |
| tree | 2319536cbbc8edba7af77de9f1358edea3a289cc /fs/nfsd/nfsctl.c | |
| parent | nfsd: track memory utilization by the DRC (diff) | |
| download | linux-a2f999a37ebb77e857d3a178bd6f52d1163cd980.tar.xz linux-a2f999a37ebb77e857d3a178bd6f52d1163cd980.zip | |
nfsd: add new reply_cache_stats file in nfsdfs
For presenting statistics relating to duplicate reply cache.
Signed-off-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Diffstat (limited to 'fs/nfsd/nfsctl.c')
| -rw-r--r-- | fs/nfsd/nfsctl.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/fs/nfsd/nfsctl.c b/fs/nfsd/nfsctl.c index f33455b4d957..a830f33df3ef 100644 --- a/fs/nfsd/nfsctl.c +++ b/fs/nfsd/nfsctl.c @@ -35,6 +35,7 @@ enum { NFSD_Threads, NFSD_Pool_Threads, NFSD_Pool_Stats, + NFSD_Reply_Cache_Stats, NFSD_Versions, NFSD_Ports, NFSD_MaxBlkSize, @@ -212,6 +213,13 @@ static const struct file_operations pool_stats_operations = { .owner = THIS_MODULE, }; +static struct file_operations reply_cache_stats_operations = { + .open = nfsd_reply_cache_stats_open, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, +}; + /*----------------------------------------------------------------------------*/ /* * payload - write methods @@ -1047,6 +1055,7 @@ static int nfsd_fill_super(struct super_block * sb, void * data, int silent) [NFSD_Threads] = {"threads", &transaction_ops, S_IWUSR|S_IRUSR}, [NFSD_Pool_Threads] = {"pool_threads", &transaction_ops, S_IWUSR|S_IRUSR}, [NFSD_Pool_Stats] = {"pool_stats", &pool_stats_operations, S_IRUGO}, + [NFSD_Reply_Cache_Stats] = {"reply_cache_stats", &reply_cache_stats_operations, S_IRUGO}, [NFSD_Versions] = {"versions", &transaction_ops, S_IWUSR|S_IRUSR}, [NFSD_Ports] = {"portlist", &transaction_ops, S_IWUSR|S_IRUGO}, [NFSD_MaxBlkSize] = {"max_block_size", &transaction_ops, S_IWUSR|S_IRUGO}, |