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Commit bbe3de25 authored by Lucas Stach's avatar Lucas Stach Committed by Linus Torvalds
Browse files

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: default avatarLucas Stach <l.stach@pengutronix.de>
Acked-by: default avatarVlastimil Babka <vbabka@suse.cz>
Cc: Joonsoo Kim <js1304@gmail.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 858eaaa7

include/trace/events/page_isolation.h

+1 −1
Original line number Original line Diff line number Diff line
@@ -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",

	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->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 */

#endif /* _TRACE_PAGE_ISOLATION_H */