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Add debug output via ATF_REQUIRE_MSG when the first call to

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mlock(2) fails

This helps identify the problem with running this test on my VM
hosts (ENOMEM)

MFC after: 3 days
Sponsored by: EMC / Isilon Storage Division
This commit is contained in:
Enji Cooper 2016-01-27 07:06:49 +00:00
parent 1cf38d9ef8
commit 6144b07f9b
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=294899
1 changed files with 2 additions and 1 deletions
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3
contrib/netbsd-tests/lib/libc/sys/t_mincore.c
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@ -206,7 +206,8 @@ ATF_TC_BODY(mincore_resid, tc)
"might be low on memory");
#ifdef __FreeBSD__
ATF_REQUIRE(mlock(addr, npgs * page) == 0);
ATF_REQUIRE_MSG(mlock(addr, npgs * page) == 0, "mlock failed: %s",
strerror(errno));
#endif
ATF_REQUIRE(check_residency(addr, npgs) == npgs);
ATF_REQUIRE(munmap(addr, npgs * page) == 0);