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mm/lru: Convert __pagevec_lru_add_fn to take a folio

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This saves five calls to compound_head(), totalling 60 bytes of text.

Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: David Howells <dhowells@redhat.com>
Acked-by: Vlastimil Babka <vbabka@suse.cz>
This commit is contained in:
Matthew Wilcox (Oracle)
2021-05-14 15:08:29 -04:00
parent 3eed3ef55c
commit 934387c99f
2 changed files with 41 additions and 40 deletions
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32
include/trace/events/pagemap.h
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@@ -16,38 +16,38 @@
#define PAGEMAP_MAPPEDDISK 0x0020u
#define PAGEMAP_BUFFERS 0x0040u
#define trace_pagemap_flags(page) ( \
(PageAnon(page) ? PAGEMAP_ANONYMOUS : PAGEMAP_FILE) | \
(page_mapped(page) ? PAGEMAP_MAPPED : 0) | \
(PageSwapCache(page) ? PAGEMAP_SWAPCACHE : 0) | \
(PageSwapBacked(page) ? PAGEMAP_SWAPBACKED : 0) | \
(PageMappedToDisk(page) ? PAGEMAP_MAPPEDDISK : 0) | \
(page_has_private(page) ? PAGEMAP_BUFFERS : 0) \
#define trace_pagemap_flags(folio) ( \
(folio_test_anon(folio) ? PAGEMAP_ANONYMOUS : PAGEMAP_FILE) | \
(folio_mapped(folio) ? PAGEMAP_MAPPED : 0) | \
(folio_test_swapcache(folio) ? PAGEMAP_SWAPCACHE : 0) | \
(folio_test_swapbacked(folio) ? PAGEMAP_SWAPBACKED : 0) | \
(folio_test_mappedtodisk(folio) ? PAGEMAP_MAPPEDDISK : 0) | \
(folio_test_private(folio) ? PAGEMAP_BUFFERS : 0) \
)
TRACE_EVENT(mm_lru_insertion,
TP_PROTO(struct page *page),
TP_PROTO(struct folio *folio),
TP_ARGS(page),
TP_ARGS(folio),
TP_STRUCT__entry(
__field(struct page *, page )
__field(struct folio *, folio )
__field(unsigned long, pfn )
__field(enum lru_list, lru )
__field(unsigned long, flags )
),
TP_fast_assign(
__entry->page = page;
__entry->pfn = page_to_pfn(page);
__entry->lru = folio_lru_list(page_folio(page));
__entry->flags = trace_pagemap_flags(page);
__entry->folio = folio;
__entry->pfn = folio_pfn(folio);
__entry->lru = folio_lru_list(folio);
__entry->flags = trace_pagemap_flags(folio);
),
/* Flag format is based on page-types.c formatting for pagemap */
TP_printk("page=%p pfn=0x%lx lru=%d flags=%s%s%s%s%s%s",
__entry->page,
TP_printk("folio=%p pfn=0x%lx lru=%d flags=%s%s%s%s%s%s",
__entry->folio,
__entry->pfn,
__entry->lru,
__entry->flags & PAGEMAP_MAPPED ? "M" : " ",