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Thu, 19 Mar 2026 14:59:28 -0400 X-MC-Unique: af_DePgMM2K06eY_rYCjTg-1 X-Mimecast-MFC-AGG-ID: af_DePgMM2K06eY_rYCjTg_1773946766 Received: from mx-prod-int-08.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-08.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.111]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-05.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 1802A1956089; Thu, 19 Mar 2026 18:59:26 +0000 (UTC) Received: from fedora (unknown [10.22.80.202]) by mx-prod-int-08.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 0A57D1800763; Thu, 19 Mar 2026 18:59:23 +0000 (UTC) Date: Thu, 19 Mar 2026 14:59:21 -0400 From: Audra Mitchell To: "David Hildenbrand (Arm)" Cc: linux-kselftest@vger.kernel.org, akpm@linux-foundation.org, lorenzo.stoakes@oracle.com, Liam.Howlett@oracle.com, vbabka@suse.cz, rppt@kernel.org, surenb@google.com, mhocko@suse.com, shuah@kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] selftests/mm: Fix soft-dirty kselftest supported check Message-ID: References: <20260218184210.206466-1-audra@redhat.com> MIME-Version: 1.0 In-Reply-To: X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.111 X-Mimecast-MFC-PROC-ID: U4PQIn9VnKpOxiUA0pEAjhqqXcVlDx1rzGjwT2Z3bzM_1773946766 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=us-ascii Content-Disposition: inline X-Rspam-User: X-Rspamd-Queue-Id: 0230E1A0007 X-Rspamd-Server: rspam08 X-Stat-Signature: pw5grf3c17dwwreyij8pdi4n9a59p5nx X-HE-Tag: 1773946774-309119 X-HE-Meta: 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 sRmZ6GKY cD7Eo10tQ2mxYFxgHgUN3Knm/EcCVX3hKmOnxnEq28L3fZZK77ndfxBwUua9QHTsXDj6r3eBvbqhMXEO49QEgtMg1gERipryBUzhPIQP/SjwNFZPMTzFihpUtTEo0r6TQMSu0ywavhS2OMUySKprMGllmX9kVOoNylxz5JKbnQujlNmGZLj89RF+ajxNtCFjrp4651SdTHLXwdwrsXDIKKaKsZBgFLzm1Pk+sCyrgl5+Eo5RU3GIgIMUG5BkE3m+OO4j3lisz7grkDDcNHRCVJ+ON7vLbpXJYmyP7SWg9/AoY0juD/4QM6ThGLYzUEkFPaA5ff2rDvD079egXNA8AMiy/8w== Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: > What about simply testing for success on a test area, wouldn't that be more reliable > and clearer? Hey I tested your version of this patch and it works fine on s390 and x86_64. I have no issue with this version at all! Would you prefer to push this fix since you wrote it or do you want me to push a v2 and give you credit? > > Fixes: 600bca580579 ("selftests/mm: check that PAGEMAP_SCAN returns correct categories") > > Yes, please add that. We nowadays also add proper Fixes tags for tests. Sure thing! -- Audra