lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Fri, 12 Aug 2016 04:31:39 +0200 From: Florian Westphal <fw@...len.de> To: kbuild test robot <lkp@...el.com> Cc: Florian Westphal <fw@...len.de>, kbuild-all@...org, netdev@...r.kernel.org, tgraf@...g.ch Subject: Re: [PATCH net] rhashtable: avoid large lock-array allocations kbuild test robot <lkp@...el.com> wrote: > Hi Florian, > > [auto build test WARNING on net/master] > > url: https://github.com/0day-ci/linux/commits/Florian-Westphal/rhashtable-avoid-large-lock-array-allocations/20160812-101458 > config: x86_64-randconfig-x015-201632 (attached as .config) > compiler: gcc-6 (Debian 6.1.1-9) 6.1.1 20160705 > reproduce: > # save the attached .config to linux build tree > make ARCH=x86_64 > > All warnings (new ones prefixed by >>): > > In file included from lib/rhashtable.c:18:0: > lib/rhashtable.c: In function 'rhashtable_init': > >> lib/rhashtable.c:34:30: warning: division by zero [-Wdiv-by-zero] > 2 * L1_CACHE_BYTES / sizeof(spinlock_t), 1) I will send a v2 tomorrow, perhaps its better to just go for 32UL instead of this construct after all.
Powered by blists - more mailing lists