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Fri, 29 May 2026 05:35:42 -0700 (PDT) Date: Fri, 29 May 2026 08:35:41 -0400 From: Johannes Weiner To: Andrew Morton Cc: kernel test robot , llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, David Hildenbrand , Linux Memory Management List , mm-commits@vger.kernel.org, "Lorenzo Stoakes (Oracle)" Subject: Re: [akpm-mm:mm-new 429/433] mm/swap_state.c:468:19: error: call to undeclared function 'folio_memcg_alloc_deferred'; ISO C99 and later do not support implicit function declarations Message-ID: References: <202605281620.lc3rtkBm-lkp@intel.com> <20260528151618.7aa255415825c8d1de6ca437@linux-foundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260528151618.7aa255415825c8d1de6ca437@linux-foundation.org> X-Rspam-User: X-Rspamd-Queue-Id: 3BACF1C000D X-Stat-Signature: ejy4aajuy57pnf5j6h898ajjfq6yc3wt X-Rspamd-Server: rspam06 X-HE-Tag: 1780058145-929447 X-HE-Meta: U2FsdGVkX18ZnUORYntcR1iU2ilmM5jDllZY9MPqLqDB5Zh6l2/LaTCUZKU/RibzcMc9mObRrJJrznN/1cX8EyDXfUIRNKRUTXggoYcPe9ybVofncE65o8Bcdecxj4dmSHqub3KYcY0Kg5w7Zmqr3lvRfESAmdUUJOLW/nj3Z4ZCxYli3EVcxHTnDJEvQIBKxWcVFSNW7ZkCe0lPVFN1C2etqnnuhK3oib3EsdnmrcAbi3duGNVzxBtdt6vNuzoYSQlRSsPAtPEvlNCkJQzQsRW5XH0zk6QyZ8rqwcDLCcXVlqrMxxF1wtBX8petES3vYFVa5a2ejhueTQ9rnCX8+rcg9ts7V5mBwdKiAV+dpjEPm6pvY24iPN9waae1vixOSY+z8pcEnxGLgH4G1d4NMI/Ga55TGo92IZBgKC8K0fU/A4odXJlHj+ANsBneChKc9RjFRNg+HVWYahr4ahOkvrLdkJEJhwHPjShD0n/iWNJ/Xk/wz5cP+hKZRc8xoPwQeaFWBtt74+oSLDw3pSVbJ/Yz0zrQpT53cwEu0p0rBeuL0/Q1jGGMmbyVmNjA5LkhRuowUH4cYDqwtC1DwKWCM4x+X9bJXQjz0oF0A9IJ1wagyITG88RtkXYIBpB/y7s/HFsfcNSAUPGghNn4aBrJ2EVJW1TYynBKrVGZuZ8fmKLu84v8LCqpIxzqKI/6sTC/4mlhE2ZjzUExTBle40bYkTBemiYIKVpllJ2Vl/GC6q71z47t6dHaXH90tZK6/xUGmb6jvAq44wfb4tRHLEPtED1j/2K2NYNvvHLCFtkVOmGqcjDUm/ghCLpYphEFoNmRngOGhiDDnFCZ99EG70sId+0zxoX7i47lYEzVWSsQpRSTmu+CNG5Tdi3OqZYcbMjkV237vlFOkkDyzTxYst67E7PBeCGutb+lDmLlgJsJvaWO8rx/19OtfZ/JYcoyfQrTcWdk7TwxMJ/5pMWIYJC Zqr5IKL/ 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 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Thu, May 28, 2026 at 03:16:18PM -0700, Andrew Morton wrote: > On Thu, 28 May 2026 16:15:31 +0800 kernel test robot wrote: > > > tree: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-new > > head: d7d405cc33d6e3eeba2d6ec8f0b595da2a5c600a > > commit: a5e62d9e00dac6f96174c397a82da30e7ae53064 [429/433] mm: switch deferred split shrinker to list_lru > > config: hexagon-defconfig (https://download.01.org/0day-ci/archive/20260528/202605281620.lc3rtkBm-lkp@intel.com/config) > > compiler: clang version 23.0.0git (https://github.com/llvm/llvm-project 9409c07de6378507397ecdb6f05f628f58110112) > > reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260528/202605281620.lc3rtkBm-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/202605281620.lc3rtkBm-lkp@intel.com/ > > > > All errors (new ones prefixed by >>): > > > > >> mm/swap_state.c:468:19: error: call to undeclared function 'folio_memcg_alloc_deferred'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] > > 468 | if (order > 1 && folio_memcg_alloc_deferred(folio)) { > > | ^ > > 1 error generated. > > Thanks. How does this look? > > > From: Andrew Morton > Subject: mm-switch-deferred-split-shrinker-to-list_lru-fix > Date: Thu May 28 03:12:45 PM PDT 2026 > > fix build with CONFIG_TRANSPARENT_HUGEPAGE=n Thanks! SJ also sent a fix to this end. Either of them will work :)