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Wed, 14 Jan 2026 09:48:02 +0000 (UTC) Received: from dovecot-director2.suse.de ([2a07:de40:b281:106:10:150:64:167]) by imap1.dmz-prg2.suse.org with ESMTPSA id QKsgEFJmZ2k2IQAAD6G6ig (envelope-from ); Wed, 14 Jan 2026 09:48:02 +0000 Message-ID: <9adb16d4-ca80-45b2-8026-135cbf0f00e5@suse.cz> Date: Wed, 14 Jan 2026 10:48:01 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [vbabka-slab:slab/for-7.0/obj_metadata 9/10] Warning: mm/slub.c:7013 function parameter 'objp' not described in 'ksize' Content-Language: en-US To: Harry Yoo , kernel test robot Cc: oe-kbuild-all@lists.linux.dev, linux-mm@kvack.org References: <202601140605.GNpnpgLF-lkp@intel.com> From: Vlastimil Babka Autocrypt: addr=vbabka@suse.cz; keydata= xsFNBFZdmxYBEADsw/SiUSjB0dM+vSh95UkgcHjzEVBlby/Fg+g42O7LAEkCYXi/vvq31JTB KxRWDHX0R2tgpFDXHnzZcQywawu8eSq0LxzxFNYMvtB7sV1pxYwej2qx9B75qW2plBs+7+YB 87tMFA+u+L4Z5xAzIimfLD5EKC56kJ1CsXlM8S/LHcmdD9Ctkn3trYDNnat0eoAcfPIP2OZ+ 9oe9IF/R28zmh0ifLXyJQQz5ofdj4bPf8ecEW0rhcqHfTD8k4yK0xxt3xW+6Exqp9n9bydiy tcSAw/TahjW6yrA+6JhSBv1v2tIm+itQc073zjSX8OFL51qQVzRFr7H2UQG33lw2QrvHRXqD Ot7ViKam7v0Ho9wEWiQOOZlHItOOXFphWb2yq3nzrKe45oWoSgkxKb97MVsQ+q2SYjJRBBH4 8qKhphADYxkIP6yut/eaj9ImvRUZZRi0DTc8xfnvHGTjKbJzC2xpFcY0DQbZzuwsIZ8OPJCc LM4S7mT25NE5kUTG/TKQCk922vRdGVMoLA7dIQrgXnRXtyT61sg8PG4wcfOnuWf8577aXP1x 6mzw3/jh3F+oSBHb/GcLC7mvWreJifUL2gEdssGfXhGWBo6zLS3qhgtwjay0Jl+kza1lo+Cv BB2T79D4WGdDuVa4eOrQ02TxqGN7G0Biz5ZLRSFzQSQwLn8fbwARAQABzSBWbGFzdGltaWwg QmFia2EgPHZiYWJrYUBzdXNlLmN6PsLBlAQTAQoAPgIbAwULCQgHAwUVCgkICwUWAgMBAAIe AQIXgBYhBKlA1DSZLC6OmRA9UCJPp+fMgqZkBQJnyBr8BQka0IFQAAoJECJPp+fMgqZkqmMQ AIbGN95ptUMUvo6aAdhxaOCHXp1DfIBuIOK/zpx8ylY4pOwu3GRe4dQ8u4XS9gaZ96Gj4bC+ jwWcSmn+TjtKW3rH1dRKopvC07tSJIGGVyw7ieV/5cbFffA8NL0ILowzVg8w1ipnz1VTkWDr 2zcfslxJsJ6vhXw5/npcY0ldeC1E8f6UUoa4eyoskd70vO0wOAoGd02ZkJoox3F5ODM0kjHu Y97VLOa3GG66lh+ZEelVZEujHfKceCw9G3PMvEzyLFbXvSOigZQMdKzQ8D/OChwqig8wFBmV QCPS4yDdmZP3oeDHRjJ9jvMUKoYODiNKsl2F+xXwyRM2qoKRqFlhCn4usVd1+wmv9iLV8nPs 2Db1ZIa49fJet3Sk3PN4bV1rAPuWvtbuTBN39Q/6MgkLTYHb84HyFKw14Rqe5YorrBLbF3rl M51Dpf6Egu1yTJDHCTEwePWug4XI11FT8lK0LNnHNpbhTCYRjX73iWOnFraJNcURld1jL1nV r/LRD+/e2gNtSTPK0Qkon6HcOBZnxRoqtazTU6YQRmGlT0v+rukj/cn5sToYibWLn+RoV1CE Qj6tApOiHBkpEsCzHGu+iDQ1WT0Idtdynst738f/uCeCMkdRu4WMZjteQaqvARFwCy3P/jpK uvzMtves5HvZw33ZwOtMCgbpce00DaET4y/UzsBNBFsZNTUBCACfQfpSsWJZyi+SHoRdVyX5 J6rI7okc4+b571a7RXD5UhS9dlVRVVAtrU9ANSLqPTQKGVxHrqD39XSw8hxK61pw8p90pg4G /N3iuWEvyt+t0SxDDkClnGsDyRhlUyEWYFEoBrrCizbmahOUwqkJbNMfzj5Y7n7OIJOxNRkB IBOjPdF26dMP69BwePQao1M8Acrrex9sAHYjQGyVmReRjVEtv9iG4DoTsnIR3amKVk6si4Ea X/mrapJqSCcBUVYUFH8M7bsm4CSxier5ofy8jTEa/CfvkqpKThTMCQPNZKY7hke5qEq1CBk2 wxhX48ZrJEFf1v3NuV3OimgsF2odzieNABEBAAHCwXwEGAEKACYCGwwWIQSpQNQ0mSwujpkQ PVAiT6fnzIKmZAUCZ8gcVAUJFhTonwAKCRAiT6fnzIKmZLY8D/9uo3Ut9yi2YCuASWxr7QQZ lJCViArjymbxYB5NdOeC50/0gnhK4pgdHlE2MdwF6o34x7TPFGpjNFvycZqccSQPJ/gibwNA zx3q9vJT4Vw+YbiyS53iSBLXMweeVV1Jd9IjAoL+EqB0cbxoFXvnjkvP1foiiF5r73jCd4PR rD+GoX5BZ7AZmFYmuJYBm28STM2NA6LhT0X+2su16f/HtummENKcMwom0hNu3MBNPUOrujtW khQrWcJNAAsy4yMoJ2Lw51T/5X5Hc7jQ9da9fyqu+phqlVtn70qpPvgWy4HRhr25fCAEXZDp xG4RNmTm+pqorHOqhBkI7wA7P/nyPo7ZEc3L+ZkQ37u0nlOyrjbNUniPGxPxv1imVq8IyycG AN5FaFxtiELK22gvudghLJaDiRBhn8/AhXc642/Z/yIpizE2xG4KU4AXzb6C+o7LX/WmmsWP Ly6jamSg6tvrdo4/e87lUedEqCtrp2o1xpn5zongf6cQkaLZKQcBQnPmgHO5OG8+50u88D9I rywqgzTUhHFKKF6/9L/lYtrNcHU8Z6Y4Ju/MLUiNYkmtrGIMnkjKCiRqlRrZE/v5YFHbayRD dJKXobXTtCBYpLJM4ZYRpGZXne/FAtWNe4KbNJJqxMvrTOrnIatPj8NhBVI0RSJRsbilh6TE m6M14QORSWTLRg== In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Rspamd-Action: no action X-Rspamd-Server: rspam11 X-Rspamd-Queue-Id: 49278160003 X-Rspam-User: X-Stat-Signature: 84ziw153r939uhyx6yi5xejge7y7ijpx X-HE-Tag: 1768384084-683764 X-HE-Meta: U2FsdGVkX19zCnatu5TLLxFYdKeFYoxKgwtiqK79H5ZrdHS2jZg53LUrdyCcOU+FrFU1xZ5dKjhrXQfPUd0f3GC+ZutDUGLy0el7xDFROMqChUGZdGZh0KMahpQJw2ugJF4phwRcfWYknWwV6VKcfqcvLPg9u+g+vUHNdfYpBsf3P+4St922eQogNTVLXu/G6pXCndHKqHtOOHZIjCKpJbkkd/mMKWm7oXaeAYrZ0kR5qNROui4SEpibumcrCnQyHrlv/ukxdR98HsS2gZKtq0gSM1t7UDoBnVS2Xq0vclAsgYaDT1jwqsuM7lW6Y7Rf1d+0DpJnULf8rmbEiixTAjRDwVPnJ0ilnEHSdcA7apA0GOFWznA4WTwh1uuZqQXgPNMj+rqaUmVUJhnETQhtxn571Nlq0EoqnrFm2Eoak0+XcR4HCQXeesuMmSoqh/4KcZNRDxtqSyArVhwpsWOahZJt59UeBOFmjh5JmGnKEuolNhZdzBZW28kmJn+qj5xsmm54hgGNv7k7pnazuDQij+T6RPaKFXA6+AuaPqRXRMZOaN4Rb5w4mnklDPHCX/URdbDeU5HdqvTvnrA6KRU+8k+twYRwsZve6sNjtTxJ9NGc3HSDg0uBXBIcpghtTQsJMba3wd0P5ajVveD2ieQWuQCWDg2dSRTZCuPo2142EcLKuiV9Tha/Cp/vEgV75+uduBs9CJUqJFChMNmtc+7NhkeilHWHIsU2YRwJ4KbZyxEua9XILtANRz6vnMXkJb6hNbcfA3pe/g19dmLJR7fFtTPc2Aw9T76zFEmCzOAcY4+5uyPpJW7Sgwr4xAuqglHALnZudb+g+OvpmeAkPG6HksaHLmVlVlqklu/GI8FsG0FZgdU1dgYpTWLQX11N2jKQaJYzltwIgXlzfuzvQLwPEGVXNkcNGNXoHyZJwVz0X1/adnPHXpd3VFD3qF/KTW53kUzqGuGsyo5LzTNDyyU R8jmanG6 mcXYfQI563kBQfY6ehtQZNkwloGLAKabtET+TQu4J/KZhrY5DCaKqHXXXe5/tyc3YXAwvbBaDmsvwEFamcIuJleS6NmarW89NZPw85biIsA1LrYlA8V8GBxInH+tmsq0eluCO+q4aiZKXgKJHMs2jFOFAdR/Qq6inC0lPBw740iU+qLny8p4tIqxx2QcoY4ClUgE7Ake2vKcx4U2rGJ0aem1WSXhBeKHTYrGcBfgUrOgx42jSHZASt2nE/PxjhuclLKK3/WLwUFAGteJDdjh3oLqHEv+s+yCiGUiIkamlNcTxxa8emut/czuay3hFl5OJlI5YHmivpT2kp9NRQf6H0WNXFEWiEn3OOxRupepln1l5aArIj5I2dodYI5WTVx6IUgXvPwrJzt9L/5HtGt1dC5v6ow== X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On 1/14/26 02:28, Harry Yoo wrote: > On Wed, Jan 14, 2026 at 07:00:18AM +0800, kernel test robot wrote: >> tree: https://git.kernel.org/pub/scm/linux/kernel/git/vbabka/slab.git >> head: a4e5702b7bb846cf50d2917cadf2289c25720812 >> commit: 1e8eb4117f27366855b192104098330a2f290f26 [9/10] mm/slab: move [__]ksize and slab_ksize() to mm/slub.c >> config: x86_64-rhel-9.4-bpf (https://download.01.org/0day-ci/archive/20260114/202601140605.GNpnpgLF-lkp@intel.com/config >> compiler: gcc-14 (Debian 14.2.0-19) 14.2.0 >> reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260114/202601140605.GNpnpgLF-lkp@intel.com/reproduce >> >> If you fix the issue in a separate patch/commit (i.e. not just a new version of >> the same patch/commit), kindly add following tags >> | Reported-by: kernel test robot >> | Closes: https://lore.kernel.org/oe-kbuild-all/202601140605.GNpnpgLF-lkp@intel.com/ >> >> All warnings (new ones prefixed by >>): >> >> >> Warning: mm/slub.c:7013 function parameter 'objp' not described in 'ksize' >> >> Warning: mm/slub.c:7013 function parameter 'objp' not described in 'ksize' > > We moved the comment from __ksize() to ksize(), > but didn't rename @object to @objp. Haha actually I moved... sorry. > Could you please fix it locally, Vlastimil? Done, thanks! > > diff --git a/mm/slub.c b/mm/slub.c > index d3aa805f3e05..373ee58b8b9e 100644 > --- a/mm/slub.c > +++ b/mm/slub.c > @@ -7070,7 +7070,7 @@ static size_t __ksize(const void *object) > > /** > * ksize -- Report full size of underlying allocation > - * @object: pointer to the object > + * @objp: pointer to the object > * > * This should only be used internally to query the true size of allocations. > * It is not meant to be a way to discover the usable size of an allocation > @@ -7078,7 +7078,7 @@ static size_t __ksize(const void *object) > * the originally requested allocation size may trigger KASAN, UBSAN_BOUNDS, > * and/or FORTIFY_SOURCE. > * > - * Return: size of the actual memory used by @object in bytes > + * Return: size of the actual memory used by @objp in bytes > */ > size_t ksize(const void *objp) > { >