From: CAI Qian <caiqian@redhat.com>
To: Shaohua Li <shli@kernel.org>
Cc: linux-mm <linux-mm@kvack.org>,
linux-kernel <linux-kernel@vger.kernel.org>,
Hugh Dickins <hughd@google.com>, Rik van Riel <riel@redhat.com>,
Sasha Levin <sasha.levin@oracle.com>,
Andrew Morton <akpm@linux-foundation.org>,
Linus Torvalds <torvalds@linux-foundation.org>
Subject: change of behavior for madvise in 3.9-rc1
Date: Wed, 6 Mar 2013 23:05:04 -0500 (EST) [thread overview]
Message-ID: <1648837228.10483479.1362629104045.JavaMail.root@redhat.com> (raw)
In-Reply-To: <1543700056.10481632.1362628775559.JavaMail.root@redhat.com>
Bisecting indicated that this commit,
1998cc048901109a29924380b8e91bc049b32951
mm: make madvise(MADV_WILLNEED) support swap file prefetch
Caused an LTP test failure,
http://goo.gl/1FVPy
madvise02 1 TPASS : failed as expected: TEST_ERRNO=EINVAL(22): Invalid argument
madvise02 2 TPASS : failed as expected: TEST_ERRNO=EINVAL(22): Invalid argument
madvise02 3 TPASS : failed as expected: TEST_ERRNO=EINVAL(22): Invalid argument
madvise02 4 TPASS : failed as expected: TEST_ERRNO=ENOMEM(12): Cannot allocate memory
madvise02 5 TFAIL : madvise succeeded unexpectedly
While it passed without the above commit
madvise02 1 TPASS : failed as expected: TEST_ERRNO=EINVAL(22): Invalid argument
madvise02 2 TPASS : failed as expected: TEST_ERRNO=EINVAL(22): Invalid argument
madvise02 3 TPASS : failed as expected: TEST_ERRNO=EINVAL(22): Invalid argument
madvise02 4 TPASS : failed as expected: TEST_ERRNO=ENOMEM(12): Cannot allocate memory
madvise02 5 TPASS : failed as expected: TEST_ERRNO=EBADF(9): Bad file descriptor
CAI Qian
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next parent reply other threads:[~2013-03-07 4:05 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1543700056.10481632.1362628775559.JavaMail.root@redhat.com>
2013-03-07 4:05 ` CAI Qian [this message]
2013-03-07 4:39 ` change of behavior for madvise in 3.9-rc1 Shaohua Li
2013-03-07 18:49 ` Hugh Dickins
2013-03-08 2:05 ` CAI Qian
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