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Message-ID: <160588471199.3465195.6207399512338342767.stgit@warthog.procyon.org.uk>
Date: Fri, 20 Nov 2020 15:05:12 +0000
From: David Howells <dhowells@...hat.com>
To: Trond Myklebust <trondmy@...merspace.com>,
Anna Schumaker <anna.schumaker@...app.com>,
Steve French <sfrench@...ba.org>,
Dominique Martinet <asmadeus@...ewreck.org>
Cc: dhowells@...hat.com, Jeff Layton <jlayton@...hat.com>,
Matthew Wilcox <willy@...radead.org>,
Alexander Viro <viro@...iv.linux.org.uk>,
linux-cachefs@...hat.com, linux-afs@...ts.infradead.org,
linux-nfs@...r.kernel.org, linux-cifs@...r.kernel.org,
ceph-devel@...r.kernel.org, v9fs-developer@...ts.sourceforge.net,
linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [RFC PATCH 12/76] fscache: Remove old I/O tracepoints
Remove now-unused fscache tracepoints that have been obsoleted by the
removal of the old I/O code.
Signed-off-by: David Howells <dhowells@...hat.com>
---
fs/fscache/object.c | 1
include/trace/events/fscache.h | 195 ----------------------------------------
2 files changed, 196 deletions(-)
diff --git a/fs/fscache/object.c b/fs/fscache/object.c
index e2e04ac2c0a1..e31164f0446b 100644
--- a/fs/fscache/object.c
+++ b/fs/fscache/object.c
@@ -942,7 +942,6 @@ static const struct fscache_state *_fscache_invalidate_object(struct fscache_obj
op->flags = FSCACHE_OP_ASYNC |
(1 << FSCACHE_OP_EXCLUSIVE) |
(1 << FSCACHE_OP_UNUSE_COOKIE);
- trace_fscache_page_op(cookie, NULL, op, fscache_page_op_invalidate);
spin_lock(&cookie->lock);
if (fscache_submit_exclusive_op(object, op) < 0)
diff --git a/include/trace/events/fscache.h b/include/trace/events/fscache.h
index 953e15fad063..2ebfd688a7c2 100644
--- a/include/trace/events/fscache.h
+++ b/include/trace/events/fscache.h
@@ -33,24 +33,6 @@ enum fscache_cookie_trace {
fscache_cookie_put_parent,
};
-enum fscache_page_trace {
- fscache_page_cached,
- fscache_page_inval,
- fscache_page_maybe_release,
- fscache_page_radix_clear_store,
- fscache_page_radix_delete,
- fscache_page_radix_insert,
- fscache_page_radix_pend2store,
- fscache_page_radix_set_pend,
- fscache_page_uncache,
- fscache_page_write,
- fscache_page_write_end,
- fscache_page_write_end_pend,
- fscache_page_write_end_noc,
- fscache_page_write_wait,
- fscache_page_trace__nr
-};
-
enum fscache_op_trace {
fscache_op_cancel,
fscache_op_cancel_all,
@@ -69,17 +51,6 @@ enum fscache_op_trace {
fscache_op_trace__nr
};
-enum fscache_page_op_trace {
- fscache_page_op_alloc_one,
- fscache_page_op_attr_changed,
- fscache_page_op_check_consistency,
- fscache_page_op_invalidate,
- fscache_page_op_retr_multi,
- fscache_page_op_retr_one,
- fscache_page_op_write_one,
- fscache_page_op_trace__nr
-};
-
#endif
/*
@@ -98,22 +69,6 @@ enum fscache_page_op_trace {
EM(fscache_cookie_put_object, "PUT obj") \
E_(fscache_cookie_put_parent, "PUT prn")
-#define fscache_page_traces \
- EM(fscache_page_cached, "Cached ") \
- EM(fscache_page_inval, "InvalPg") \
- EM(fscache_page_maybe_release, "MayRels") \
- EM(fscache_page_uncache, "Uncache") \
- EM(fscache_page_radix_clear_store, "RxCStr ") \
- EM(fscache_page_radix_delete, "RxDel ") \
- EM(fscache_page_radix_insert, "RxIns ") \
- EM(fscache_page_radix_pend2store, "RxP2S ") \
- EM(fscache_page_radix_set_pend, "RxSPend ") \
- EM(fscache_page_write, "WritePg") \
- EM(fscache_page_write_end, "EndPgWr") \
- EM(fscache_page_write_end_pend, "EndPgWP") \
- EM(fscache_page_write_end_noc, "EndPgNC") \
- E_(fscache_page_write_wait, "WtOnWrt")
-
#define fscache_op_traces \
EM(fscache_op_cancel, "Cancel1") \
EM(fscache_op_cancel_all, "CancelA") \
@@ -130,15 +85,6 @@ enum fscache_page_op_trace {
EM(fscache_op_submit_ex, "SubmitX") \
E_(fscache_op_work, "Work ")
-#define fscache_page_op_traces \
- EM(fscache_page_op_alloc_one, "Alloc1 ") \
- EM(fscache_page_op_attr_changed, "AttrChg") \
- EM(fscache_page_op_check_consistency, "CheckCn") \
- EM(fscache_page_op_invalidate, "Inval ") \
- EM(fscache_page_op_retr_multi, "RetrMul") \
- EM(fscache_page_op_retr_one, "Retr1 ") \
- E_(fscache_page_op_write_one, "Write1 ")
-
/*
* Export enum symbols via userspace.
*/
@@ -363,70 +309,6 @@ TRACE_EVENT(fscache_osm,
__entry->event_num)
);
-TRACE_EVENT(fscache_page,
- TP_PROTO(struct fscache_cookie *cookie, struct page *page,
- enum fscache_page_trace why),
-
- TP_ARGS(cookie, page, why),
-
- TP_STRUCT__entry(
- __field(unsigned int, cookie )
- __field(pgoff_t, page )
- __field(enum fscache_page_trace, why )
- ),
-
- TP_fast_assign(
- __entry->cookie = cookie->debug_id;
- __entry->page = page->index;
- __entry->why = why;
- ),
-
- TP_printk("c=%08x %s pg=%lx",
- __entry->cookie,
- __print_symbolic(__entry->why, fscache_page_traces),
- __entry->page)
- );
-
-TRACE_EVENT(fscache_check_page,
- TP_PROTO(struct fscache_cookie *cookie, struct page *page,
- void *val, int n),
-
- TP_ARGS(cookie, page, val, n),
-
- TP_STRUCT__entry(
- __field(unsigned int, cookie )
- __field(void *, page )
- __field(void *, val )
- __field(int, n )
- ),
-
- TP_fast_assign(
- __entry->cookie = cookie->debug_id;
- __entry->page = page;
- __entry->val = val;
- __entry->n = n;
- ),
-
- TP_printk("c=%08x pg=%p val=%p n=%d",
- __entry->cookie, __entry->page, __entry->val, __entry->n)
- );
-
-TRACE_EVENT(fscache_wake_cookie,
- TP_PROTO(struct fscache_cookie *cookie),
-
- TP_ARGS(cookie),
-
- TP_STRUCT__entry(
- __field(unsigned int, cookie )
- ),
-
- TP_fast_assign(
- __entry->cookie = cookie->debug_id;
- ),
-
- TP_printk("c=%08x", __entry->cookie)
- );
-
TRACE_EVENT(fscache_op,
TP_PROTO(struct fscache_cookie *cookie, struct fscache_operation *op,
enum fscache_op_trace why),
@@ -450,83 +332,6 @@ TRACE_EVENT(fscache_op,
__print_symbolic(__entry->why, fscache_op_traces))
);
-TRACE_EVENT(fscache_page_op,
- TP_PROTO(struct fscache_cookie *cookie, struct page *page,
- struct fscache_operation *op, enum fscache_page_op_trace what),
-
- TP_ARGS(cookie, page, op, what),
-
- TP_STRUCT__entry(
- __field(unsigned int, cookie )
- __field(unsigned int, op )
- __field(pgoff_t, page )
- __field(enum fscache_page_op_trace, what )
- ),
-
- TP_fast_assign(
- __entry->cookie = cookie->debug_id;
- __entry->page = page ? page->index : 0;
- __entry->op = op->debug_id;
- __entry->what = what;
- ),
-
- TP_printk("c=%08x %s pg=%lx op=%08x",
- __entry->cookie,
- __print_symbolic(__entry->what, fscache_page_op_traces),
- __entry->page, __entry->op)
- );
-
-TRACE_EVENT(fscache_wrote_page,
- TP_PROTO(struct fscache_cookie *cookie, struct page *page,
- struct fscache_operation *op, int ret),
-
- TP_ARGS(cookie, page, op, ret),
-
- TP_STRUCT__entry(
- __field(unsigned int, cookie )
- __field(unsigned int, op )
- __field(pgoff_t, page )
- __field(int, ret )
- ),
-
- TP_fast_assign(
- __entry->cookie = cookie->debug_id;
- __entry->page = page->index;
- __entry->op = op->debug_id;
- __entry->ret = ret;
- ),
-
- TP_printk("c=%08x pg=%lx op=%08x ret=%d",
- __entry->cookie, __entry->page, __entry->op, __entry->ret)
- );
-
-TRACE_EVENT(fscache_gang_lookup,
- TP_PROTO(struct fscache_cookie *cookie, struct fscache_operation *op,
- void **results, int n, pgoff_t store_limit),
-
- TP_ARGS(cookie, op, results, n, store_limit),
-
- TP_STRUCT__entry(
- __field(unsigned int, cookie )
- __field(unsigned int, op )
- __field(pgoff_t, results0 )
- __field(int, n )
- __field(pgoff_t, store_limit )
- ),
-
- TP_fast_assign(
- __entry->cookie = cookie->debug_id;
- __entry->op = op->debug_id;
- __entry->results0 = results[0] ? ((struct page *)results[0])->index : (pgoff_t)-1;
- __entry->n = n;
- __entry->store_limit = store_limit;
- ),
-
- TP_printk("c=%08x op=%08x r0=%lx n=%d sl=%lx",
- __entry->cookie, __entry->op, __entry->results0, __entry->n,
- __entry->store_limit)
- );
-
#endif /* _TRACE_FSCACHE_H */
/* This part must be outside protection */
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