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mm/page_isolation: fix tracepoint to mirror check function behavior 

Page isolation has not failed if the fin pfn extends beyond the end pfn
and test_pages_isolated checks this correctly.  Fix the tracepoint to
report the same result as the actual check function.

Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Acked-by: Vlastimil Babka <vbabka@suse.cz>
Cc: Joonsoo Kim <js1304@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
hifive-unleashed-5.1
Lucas Stach 2016-04-01 14:31:32 -07:00 committed by Linus Torvalds
parent 858eaaa711
commit bbe3de2560
1 changed files with 1 additions and 1 deletions
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2
include/trace/events/page_isolation.h
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@ -29,7 +29,7 @@ TRACE_EVENT(test_pages_isolated,
TP_printk("start_pfn=0x%lx end_pfn=0x%lx fin_pfn=0x%lx ret=%s",
__entry->start_pfn, __entry->end_pfn, __entry->fin_pfn,
__entry->end_pfn == __entry->fin_pfn ? "success" : "fail")
__entry->end_pfn <= __entry->fin_pfn ? "success" : "fail")
);
#endif /* _TRACE_PAGE_ISOLATION_H */