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t=1789543537; bh=OTAbzpbd689UtjWc7ueN/qun11QEBcpbtvPP6kcJl3A=; h=Date:Subject:To:Cc:References:From:In-Reply-To; b=aPllAhP/D260wKxa1eciVF4i58bkw1K3RnRin3bsjAe6M+xJNytQAyh7itdX0YOK/ bgCT4pwsqEJx0iuzAk/B1k9JChuKeZsVglHn2Z/6H1qE9Ly1KgZBcQyFObCzB5+38j x1h51re/UC3f6kHfe4FLPyeT3bsmQVjb/MLTXinlPt74rVQh+489dHUkUzzAgOnQfM pUv4O1Ig1W+n1CXnaFBmvFvYDnrRjm8DVU1PxCgiVwwziGjclOS1HVRdS0PTXd2aQK JgYIbWTxpnGfF1yB1xkEdCX8lIBjudQaiTRv3mPSs+QGyB5d4oLjGJ0ZXCtrmrNcXc 9Wvvqwx8lWjDg== Message-ID: <1018bcc2-fa80-4e88-a845-d8c4bb59b2e4@kernel.org> Date: Wed, 16 Sep 2026 09:25:32 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2] selftests/mm: skip khugepaged file tests if mkfs.xfs is unavailable To: Jaeyeon Lee , akpm@linux-foundation.org, shuah@kernel.org Cc: ljs@kernel.org, liam@infradead.org, vbabka@kernel.org, rppt@kernel.org, surenb@google.com, mhocko@suse.com, linux-mm@kvack.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org, Zi Yan References: <20260912202903.16157-1-jaeyeon.lee.dev@gmail.com> From: "David Hildenbrand (Arm)" Content-Language: en-US Autocrypt: addr=david@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit X-Rspamd-Server: rspam10 X-Rspamd-Queue-Id: 43DFB180006 X-Stat-Signature: dmmcydom4jtd4aomrbbkgzgcnyywi4en X-Rspam-User: X-HE-Tag: 1789543539-671873 X-HE-Meta: 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 sUBMKy+0 zcgZoA1G+Bh/laZmtcvEWXSlQYZP984jxsEXfuy648OdGKPXEPUoX/EiYIIzQ9iQl5R2tefLqQQaN4bq6IDm1vIq0UB4bwSw2Y5qjItwogpqgHLTRF/OvWKWq66JWRQGVFxDWlsZVBiV0QyXqhr978S/8RfV5Ik0JWciIuy25INzpE4Qv2g+LtFCHNo+bjhIAKP8LTpxJD96wFo3THX+zv86ZvOOdXoz2ozMzE22NF3xpEaDpB7himvzjelw7oqgDkx/Ld4+UGf5HA5bhPYtmQh8jDV+4SRu9yDEANhU3nuLDFzAnOwPqNOL3XXl6JeSkBGJ+cx1nOVucT5AA4iEEjLqxngRINnpvuBK1xGsstjqknY9BzpiwPehkcYRYWEYhWjYbgD2+atLXUAZaGpypvY5MwA== Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On 9/12/26 22:29, Jaeyeon Lee wrote: > The XFS setup for ./khugepaged all:file checks that the kernel supports > XFS but not that mkfs.xfs is installed. When CONFIG_XFS_FS=y and > xfsprogs is missing, mkfs.xfs and mount both fail, but > SPLIT_HUGE_PAGE_TEST_XFS_PATH is assigned from mktemp -d and stays set. > The test then runs against plain tmpfs and six subtests fail. > > The script already has a skip path for this test, but it never runs > because the path variable is always set. Assign > SPLIT_HUGE_PAGE_TEST_XFS_PATH only once mkfs.xfs and mount have both > succeeded, and remove the image and directory otherwise. > > Suggested-by: Zi Yan > Assisted-by: LLM > Signed-off-by: Jaeyeon Lee > --- Acked-by: David Hildenbrand (Arm) -- Cheers, David