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Wed, 04 Nov 2026 01:09:02 +0000 X-Mizu-Trace-ID: 09a24c3c5e0efcac X-Migadu-Flow: FLOW_OUT Message-ID: Date: Wed, 4 Nov 2026 09:10:24 +0800 X-Archived-By: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] kselftest: alloc_tag: use the ll64 types on powerpc64 To: Sasha Levin Cc: Shuah Khan , linux-mm@kvack.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org, Suren Baghdasaryan References: <20261103155454.534649-1-sashal@kernel.org> Content-Language: en-US From: Hao Ge In-Reply-To: <20261103155454.534649-1-sashal@kernel.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Rspamd-Server: rspam12 X-Rspam-User: X-Stat-Signature: tkqc7bdwc3igcihsmzkixo1p4bm5yzr8 X-Spam-Status: No, score=-17.3 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_PASS, SPF_PASS,USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=4.0.1 X-Rspamd-Queue-Id: EFC1F180007 X-HE-Tag: 1793754544-724204 X-HE-Meta: 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 qCVHa5zy GzbxCXla6yZTDPgAgpZCa0TlsVkGqLnyvEJxhlvhuDB8LFhZj7AqgxhdHeU2H/LBxhEZyHWpLk+aVK7RVIfBPXtjADF5wMtXs4c7cgDJJcDx2QG72GIDXWGkjTUK61BYYhnseG5pV+h9bnNB1bw7EVtseX4HZfAxJGn6pUWCz1TxH86outQB8HA3Hqk8EeIa9O/TsvNhwqMlxY6zGix1hlEQsKls10kR/aSIl/BvHU2slCkZgUwMd0XGs6ShrJ00tKZYksixIjWGM+6LC8OWJDJnYoJPwVi2XFJ1/kCOcXg5/Ldh/GSbenlP4xPMM3q27USiEpHer+4evVnPDTe9EsT8/AprMGflx62JachCmekb4rFLd/Db+MG/TGntkvbmNxTYgJSiZgXnz/xHKC8AckbIlVG36/jA9+aNmERgOkLZBms9ihupM/LcR8hVT0FKfXIMX4YsuNdQUnPNFrQE9uyZM4eOmriKbLXOldkQRj/7DEX0= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-26) on aws-us-west-2-korg-listserv-alma10-1 On 2026/11/3 23:54, Sasha Levin wrote: > On powerpc64 __u64 is an unsigned long unless __SANE_USERSPACE_TYPES__ > is defined, so printing and scanning the __u64 fields with %llu warns: > > allocinfo_ioctl_test.c:93:73: warning: format '%llu' expects argument of type 'long long unsigned int', but argument 2 has type '__u64' {aka 'long unsigned int'} [-Wformat=] > > Define __SANE_USERSPACE_TYPES__, as other selftests do. > > Signed-off-by: Sasha Levin Acked-by: Hao Ge > --- > KernelCI's powerpc kselftest builds show this. The define makes the same > change on alpha and mips64 and none on the other architectures; the > x86_64 and 32-bit builds don't change. > > tools/testing/selftests/alloc_tag/allocinfo_ioctl_test.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/tools/testing/selftests/alloc_tag/allocinfo_ioctl_test.c b/tools/testing/selftests/alloc_tag/allocinfo_ioctl_test.c > index 74fd64b2370cc..18c761fecfde0 100644 > --- a/tools/testing/selftests/alloc_tag/allocinfo_ioctl_test.c > +++ b/tools/testing/selftests/alloc_tag/allocinfo_ioctl_test.c > @@ -1,4 +1,5 @@ > // SPDX-License-Identifier: GPL-2.0-only > +#define __SANE_USERSPACE_TYPES__ > > /* kselftest for allocinfo ioctl > * allocinfo ioctl retrieves allocinfo data through ioctl