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authorYu Zhao <yuzhao@google.com>2021-02-24 12:08:21 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2021-02-24 13:38:33 -0800
commit861404536a3af3c39f1b10959a40def3d8efa2dd (patch)
treed489c3d2da83974f21bfa7ebd101f1178d9d4164 /include
parent3a9c9788a3149d9745b7eb2eae811e57ef3b127c (diff)
downloadlinux-861404536a3af3c39f1b10959a40def3d8efa2dd.tar.gz
mm/swap.c: don't pass "enum lru_list" to trace_mm_lru_insertion()
The parameter is redundant in the sense that it can be extracted
from the "struct page" parameter by page_lru() correctly.

Link: https://lore.kernel.org/linux-mm/20201207220949.830352-5-yuzhao@google.com/
Link: https://lkml.kernel.org/r/20210122220600.906146-5-yuzhao@google.com
Signed-off-by: Yu Zhao <yuzhao@google.com>
Reviewed-by: Alex Shi <alex.shi@linux.alibaba.com>
Cc: Hugh Dickins <hughd@google.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Matthew Wilcox <willy@infradead.org>
Cc: Michal Hocko <mhocko@kernel.org>
Cc: Roman Gushchin <guro@fb.com>
Cc: Vladimir Davydov <vdavydov.dev@gmail.com>
Cc: Vlastimil Babka <vbabka@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include')
-rw-r--r--include/trace/events/pagemap.h11
1 files changed, 4 insertions, 7 deletions
diff --git a/include/trace/events/pagemap.h b/include/trace/events/pagemap.h
index 8fd1babae761..e1735fe7c76a 100644
--- a/include/trace/events/pagemap.h
+++ b/include/trace/events/pagemap.h
@@ -27,24 +27,21 @@
 
 TRACE_EVENT(mm_lru_insertion,
 
-	TP_PROTO(
-		struct page *page,
-		int lru
-	),
+	TP_PROTO(struct page *page),
 
-	TP_ARGS(page, lru),
+	TP_ARGS(page),
 
 	TP_STRUCT__entry(
 		__field(struct page *,	page	)
 		__field(unsigned long,	pfn	)
-		__field(int,		lru	)
+		__field(enum lru_list,	lru	)
 		__field(unsigned long,	flags	)
 	),
 
 	TP_fast_assign(
 		__entry->page	= page;
 		__entry->pfn	= page_to_pfn(page);
-		__entry->lru	= lru;
+		__entry->lru	= page_lru(page);
 		__entry->flags	= trace_pagemap_flags(page);
 	),