Messages in this thread | | | Subject | Re: [PATCH] mm/page_isolation: fix tracepoint to mirror check function behavior | From | Vlastimil Babka <> | Date | Thu, 24 Mar 2016 16:52:18 +0100 |
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On 03/24/2016 04:51 PM, Vlastimil Babka wrote: > On 03/17/2016 06:40 PM, Lucas Stach wrote: >> 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. > > Right. > >> Signed-off-by: Lucas Stach <l.stach@pengutronix.de> > > Acked-by: Vlastimil Babka <vbabka@suse.cz>
Note you didn't have Andrew in To/Cc.
>> --- >> include/trace/events/page_isolation.h | 2 +- >> 1 file changed, 1 insertion(+), 1 deletion(-) >> >> diff --git a/include/trace/events/page_isolation.h b/include/trace/events/page_isolation.h >> index 6fb644029c80..8738a78e6bf4 100644 >> --- a/include/trace/events/page_isolation.h >> +++ b/include/trace/events/page_isolation.h >> @@ -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 */ >> > > -- > To unsubscribe, send a message with 'unsubscribe linux-mm' in > the body to majordomo@kvack.org. For more info on Linux MM, > see: http://www.linux-mm.org/ . > Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a> >
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