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| author | Chuck Lever <chuck.lever@oracle.com> | 2022-07-08 21:24:38 +0300 |
|---|---|---|
| committer | Chuck Lever <chuck.lever@oracle.com> | 2022-07-30 03:10:07 +0300 |
| commit | 94660cc19c75083af046b0f8362e3d3bc2eba21d (patch) | |
| tree | a6d60d6529f5de5a7630623010d79a87d50ad317 /fs/nfsd/trace.h | |
| parent | 39f1d1ff8148902c5692ffb0e1c4479416ab44a7 (diff) | |
| download | linux-94660cc19c75083af046b0f8362e3d3bc2eba21d.tar.xz | |
NFSD: Report the number of items evicted by the LRU walk
Reviewed-by: Jeff Layton <jlayton@kernel.org>
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Diffstat (limited to 'fs/nfsd/trace.h')
| -rw-r--r-- | fs/nfsd/trace.h | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/fs/nfsd/trace.h b/fs/nfsd/trace.h index d23ecf7ca9f8..22f57fe7a6f7 100644 --- a/fs/nfsd/trace.h +++ b/fs/nfsd/trace.h @@ -895,6 +895,35 @@ TRACE_EVENT(nfsd_file_fsnotify_handle_event, __entry->nlink, __entry->mode, __entry->mask) ); +DECLARE_EVENT_CLASS(nfsd_file_lruwalk_class, + TP_PROTO( + unsigned long removed, + unsigned long remaining + ), + TP_ARGS(removed, remaining), + TP_STRUCT__entry( + __field(unsigned long, removed) + __field(unsigned long, remaining) + ), + TP_fast_assign( + __entry->removed = removed; + __entry->remaining = remaining; + ), + TP_printk("%lu entries removed, %lu remaining", + __entry->removed, __entry->remaining) +); + +#define DEFINE_NFSD_FILE_LRUWALK_EVENT(name) \ +DEFINE_EVENT(nfsd_file_lruwalk_class, name, \ + TP_PROTO( \ + unsigned long removed, \ + unsigned long remaining \ + ), \ + TP_ARGS(removed, remaining)) + +DEFINE_NFSD_FILE_LRUWALK_EVENT(nfsd_file_gc_removed); +DEFINE_NFSD_FILE_LRUWALK_EVENT(nfsd_file_shrinker_removed); + #include "cache.h" TRACE_DEFINE_ENUM(RC_DROPIT); |