[LTP] [PATCH v2] userfaultfd: Minor fixes

Ricardo Branco rbranco@suse.de
Thu Mar 26 12:37:13 CET 2026


On 3/26/26 9:38 AM, Andrea Cervesato wrote:
> Hi ricardo,
>
>> +	if (page) {
>> +		SAFE_MUNMAP(page, page_size);
>> +		SAFE_MUNMAP(copy_page, page_size);
>> +		page = NULL;
>> +	}
> This is gonna TBROK when copy_page is NULL. The same apply to all other
> tests which are affected by the same bug.

Fixed in v3.

BTW, we have a minor difference in tests:

$ diff userfaultfd03.c userfaultfd06.c

<         tst_brk(TBROK | TERRNO, "Received unexpected UFFD_EVENT %d", 
msg.event);
---
 >         tst_brk(TFAIL, "Received unexpected UFFD_EVENT %d", msg.event);

I think we should have TFAIL, WDYT?


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