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Diffstat (limited to 'include/trace/events/netfs.h')
-rw-r--r--include/trace/events/netfs.h155
1 files changed, 148 insertions, 7 deletions
diff --git a/include/trace/events/netfs.h b/include/trace/events/netfs.h
index beec534cbaab..447a8c21cf57 100644
--- a/include/trace/events/netfs.h
+++ b/include/trace/events/netfs.h
@@ -16,34 +16,57 @@
* Define enums for tracing information.
*/
#define netfs_read_traces \
+ EM(netfs_read_trace_dio_read, "DIO-READ ") \
EM(netfs_read_trace_expanded, "EXPANDED ") \
EM(netfs_read_trace_readahead, "READAHEAD") \
EM(netfs_read_trace_readpage, "READPAGE ") \
+ EM(netfs_read_trace_prefetch_for_write, "PREFETCHW") \
E_(netfs_read_trace_write_begin, "WRITEBEGN")
+#define netfs_write_traces \
+ EM(netfs_write_trace_dio_write, "DIO-WRITE") \
+ EM(netfs_write_trace_launder, "LAUNDER ") \
+ EM(netfs_write_trace_unbuffered_write, "UNB-WRITE") \
+ EM(netfs_write_trace_writeback, "WRITEBACK") \
+ E_(netfs_write_trace_writethrough, "WRITETHRU")
+
#define netfs_rreq_origins \
EM(NETFS_READAHEAD, "RA") \
EM(NETFS_READPAGE, "RP") \
- E_(NETFS_READ_FOR_WRITE, "RW")
+ EM(NETFS_READ_FOR_WRITE, "RW") \
+ EM(NETFS_WRITEBACK, "WB") \
+ EM(NETFS_WRITETHROUGH, "WT") \
+ EM(NETFS_LAUNDER_WRITE, "LW") \
+ EM(NETFS_UNBUFFERED_WRITE, "UW") \
+ EM(NETFS_DIO_READ, "DR") \
+ E_(NETFS_DIO_WRITE, "DW")
#define netfs_rreq_traces \
EM(netfs_rreq_trace_assess, "ASSESS ") \
EM(netfs_rreq_trace_copy, "COPY ") \
EM(netfs_rreq_trace_done, "DONE ") \
EM(netfs_rreq_trace_free, "FREE ") \
+ EM(netfs_rreq_trace_redirty, "REDIRTY") \
EM(netfs_rreq_trace_resubmit, "RESUBMT") \
EM(netfs_rreq_trace_unlock, "UNLOCK ") \
- E_(netfs_rreq_trace_unmark, "UNMARK ")
+ EM(netfs_rreq_trace_unmark, "UNMARK ") \
+ EM(netfs_rreq_trace_wait_ip, "WAIT-IP") \
+ EM(netfs_rreq_trace_wake_ip, "WAKE-IP") \
+ E_(netfs_rreq_trace_write_done, "WR-DONE")
#define netfs_sreq_sources \
EM(NETFS_FILL_WITH_ZEROES, "ZERO") \
EM(NETFS_DOWNLOAD_FROM_SERVER, "DOWN") \
EM(NETFS_READ_FROM_CACHE, "READ") \
- E_(NETFS_INVALID_READ, "INVL") \
+ EM(NETFS_INVALID_READ, "INVL") \
+ EM(NETFS_UPLOAD_TO_SERVER, "UPLD") \
+ EM(NETFS_WRITE_TO_CACHE, "WRIT") \
+ E_(NETFS_INVALID_WRITE, "INVL")
#define netfs_sreq_traces \
EM(netfs_sreq_trace_download_instead, "RDOWN") \
EM(netfs_sreq_trace_free, "FREE ") \
+ EM(netfs_sreq_trace_limited, "LIMIT") \
EM(netfs_sreq_trace_prepare, "PREP ") \
EM(netfs_sreq_trace_resubmit_short, "SHORT") \
EM(netfs_sreq_trace_submit, "SUBMT") \
@@ -55,19 +78,24 @@
#define netfs_failures \
EM(netfs_fail_check_write_begin, "check-write-begin") \
EM(netfs_fail_copy_to_cache, "copy-to-cache") \
+ EM(netfs_fail_dio_read_short, "dio-read-short") \
+ EM(netfs_fail_dio_read_zero, "dio-read-zero") \
EM(netfs_fail_read, "read") \
EM(netfs_fail_short_read, "short-read") \
- E_(netfs_fail_prepare_write, "prep-write")
+ EM(netfs_fail_prepare_write, "prep-write") \
+ E_(netfs_fail_write, "write")
#define netfs_rreq_ref_traces \
- EM(netfs_rreq_trace_get_hold, "GET HOLD ") \
+ EM(netfs_rreq_trace_get_for_outstanding,"GET OUTSTND") \
EM(netfs_rreq_trace_get_subreq, "GET SUBREQ ") \
EM(netfs_rreq_trace_put_complete, "PUT COMPLT ") \
EM(netfs_rreq_trace_put_discard, "PUT DISCARD") \
EM(netfs_rreq_trace_put_failed, "PUT FAILED ") \
- EM(netfs_rreq_trace_put_hold, "PUT HOLD ") \
+ EM(netfs_rreq_trace_put_no_submit, "PUT NO-SUBM") \
+ EM(netfs_rreq_trace_put_return, "PUT RETURN ") \
EM(netfs_rreq_trace_put_subreq, "PUT SUBREQ ") \
- EM(netfs_rreq_trace_put_zero_len, "PUT ZEROLEN") \
+ EM(netfs_rreq_trace_put_work, "PUT WORK ") \
+ EM(netfs_rreq_trace_see_work, "SEE WORK ") \
E_(netfs_rreq_trace_new, "NEW ")
#define netfs_sreq_ref_traces \
@@ -76,11 +104,44 @@
EM(netfs_sreq_trace_get_short_read, "GET SHORTRD") \
EM(netfs_sreq_trace_new, "NEW ") \
EM(netfs_sreq_trace_put_clear, "PUT CLEAR ") \
+ EM(netfs_sreq_trace_put_discard, "PUT DISCARD") \
EM(netfs_sreq_trace_put_failed, "PUT FAILED ") \
EM(netfs_sreq_trace_put_merged, "PUT MERGED ") \
EM(netfs_sreq_trace_put_no_copy, "PUT NO COPY") \
+ EM(netfs_sreq_trace_put_wip, "PUT WIP ") \
+ EM(netfs_sreq_trace_put_work, "PUT WORK ") \
E_(netfs_sreq_trace_put_terminated, "PUT TERM ")
+#define netfs_folio_traces \
+ /* The first few correspond to enum netfs_how_to_modify */ \
+ EM(netfs_folio_is_uptodate, "mod-uptodate") \
+ EM(netfs_just_prefetch, "mod-prefetch") \
+ EM(netfs_whole_folio_modify, "mod-whole-f") \
+ EM(netfs_modify_and_clear, "mod-n-clear") \
+ EM(netfs_streaming_write, "mod-streamw") \
+ EM(netfs_streaming_write_cont, "mod-streamw+") \
+ EM(netfs_flush_content, "flush") \
+ EM(netfs_streaming_filled_page, "mod-streamw-f") \
+ EM(netfs_streaming_cont_filled_page, "mod-streamw-f+") \
+ /* The rest are for writeback */ \
+ EM(netfs_folio_trace_clear, "clear") \
+ EM(netfs_folio_trace_clear_s, "clear-s") \
+ EM(netfs_folio_trace_clear_g, "clear-g") \
+ EM(netfs_folio_trace_copy_to_cache, "copy") \
+ EM(netfs_folio_trace_end_copy, "end-copy") \
+ EM(netfs_folio_trace_filled_gaps, "filled-gaps") \
+ EM(netfs_folio_trace_kill, "kill") \
+ EM(netfs_folio_trace_launder, "launder") \
+ EM(netfs_folio_trace_mkwrite, "mkwrite") \
+ EM(netfs_folio_trace_mkwrite_plus, "mkwrite+") \
+ EM(netfs_folio_trace_read_gaps, "read-gaps") \
+ EM(netfs_folio_trace_redirty, "redirty") \
+ EM(netfs_folio_trace_redirtied, "redirtied") \
+ EM(netfs_folio_trace_store, "store") \
+ EM(netfs_folio_trace_store_plus, "store+") \
+ EM(netfs_folio_trace_wthru, "wthru") \
+ E_(netfs_folio_trace_wthru_plus, "wthru+")
+
#ifndef __NETFS_DECLARE_TRACE_ENUMS_ONCE_ONLY
#define __NETFS_DECLARE_TRACE_ENUMS_ONCE_ONLY
@@ -90,11 +151,13 @@
#define E_(a, b) a
enum netfs_read_trace { netfs_read_traces } __mode(byte);
+enum netfs_write_trace { netfs_write_traces } __mode(byte);
enum netfs_rreq_trace { netfs_rreq_traces } __mode(byte);
enum netfs_sreq_trace { netfs_sreq_traces } __mode(byte);
enum netfs_failure { netfs_failures } __mode(byte);
enum netfs_rreq_ref_trace { netfs_rreq_ref_traces } __mode(byte);
enum netfs_sreq_ref_trace { netfs_sreq_ref_traces } __mode(byte);
+enum netfs_folio_trace { netfs_folio_traces } __mode(byte);
#endif
@@ -107,6 +170,7 @@ enum netfs_sreq_ref_trace { netfs_sreq_ref_traces } __mode(byte);
#define E_(a, b) TRACE_DEFINE_ENUM(a);
netfs_read_traces;
+netfs_write_traces;
netfs_rreq_origins;
netfs_rreq_traces;
netfs_sreq_sources;
@@ -114,6 +178,7 @@ netfs_sreq_traces;
netfs_failures;
netfs_rreq_ref_traces;
netfs_sreq_ref_traces;
+netfs_folio_traces;
/*
* Now redefine the EM() and E_() macros to map the enums to the strings that
@@ -314,6 +379,82 @@ TRACE_EVENT(netfs_sreq_ref,
__entry->ref)
);
+TRACE_EVENT(netfs_folio,
+ TP_PROTO(struct folio *folio, enum netfs_folio_trace why),
+
+ TP_ARGS(folio, why),
+
+ TP_STRUCT__entry(
+ __field(ino_t, ino)
+ __field(pgoff_t, index)
+ __field(unsigned int, nr)
+ __field(enum netfs_folio_trace, why)
+ ),
+
+ TP_fast_assign(
+ __entry->ino = folio->mapping->host->i_ino;
+ __entry->why = why;
+ __entry->index = folio_index(folio);
+ __entry->nr = folio_nr_pages(folio);
+ ),
+
+ TP_printk("i=%05lx ix=%05lx-%05lx %s",
+ __entry->ino, __entry->index, __entry->index + __entry->nr - 1,
+ __print_symbolic(__entry->why, netfs_folio_traces))
+ );
+
+TRACE_EVENT(netfs_write_iter,
+ TP_PROTO(const struct kiocb *iocb, const struct iov_iter *from),
+
+ TP_ARGS(iocb, from),
+
+ TP_STRUCT__entry(
+ __field(unsigned long long, start )
+ __field(size_t, len )
+ __field(unsigned int, flags )
+ ),
+
+ TP_fast_assign(
+ __entry->start = iocb->ki_pos;
+ __entry->len = iov_iter_count(from);
+ __entry->flags = iocb->ki_flags;
+ ),
+
+ TP_printk("WRITE-ITER s=%llx l=%zx f=%x",
+ __entry->start, __entry->len, __entry->flags)
+ );
+
+TRACE_EVENT(netfs_write,
+ TP_PROTO(const struct netfs_io_request *wreq,
+ enum netfs_write_trace what),
+
+ TP_ARGS(wreq, what),
+
+ TP_STRUCT__entry(
+ __field(unsigned int, wreq )
+ __field(unsigned int, cookie )
+ __field(enum netfs_write_trace, what )
+ __field(unsigned long long, start )
+ __field(size_t, len )
+ ),
+
+ TP_fast_assign(
+ struct netfs_inode *__ctx = netfs_inode(wreq->inode);
+ struct fscache_cookie *__cookie = netfs_i_cookie(__ctx);
+ __entry->wreq = wreq->debug_id;
+ __entry->cookie = __cookie ? __cookie->debug_id : 0;
+ __entry->what = what;
+ __entry->start = wreq->start;
+ __entry->len = wreq->len;
+ ),
+
+ TP_printk("R=%08x %s c=%08x by=%llx-%llx",
+ __entry->wreq,
+ __print_symbolic(__entry->what, netfs_write_traces),
+ __entry->cookie,
+ __entry->start, __entry->start + __entry->len - 1)
+ );
+
#undef EM
#undef E_
#endif /* _TRACE_NETFS_H */
generated by cgit (git 2.34.1) at 2024-06-11 05:36:56 +0000