From: kernel test robot <lkp@intel.com>
To: Noah Goldstein <goldstein.w.n@gmail.com>, x86@kernel.org
Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org,
edumazet@google.com, tglx@linutronix.de, mingo@redhat.com,
torvalds@linux-foundation.org, bp@alien8.de,
dave.hansen@linux.intel.com, David.Laight@aculab.com,
hpa@zytor.com, goldstein.w.n@gmail.com
Subject: Re: x86/csum: Remove unnecessary odd handling
Date: Sat, 23 Sep 2023 11:24:47 +0800 [thread overview]
Message-ID: <202309231130.ZI5MdlDc-lkp@intel.com> (raw)
In-Reply-To: <20230920192300.3772199-1-goldstein.w.n@gmail.com>
Hi Noah,
kernel test robot noticed the following build warnings:
[auto build test WARNING on tip/x86/core]
[also build test WARNING on tip/master tip/auto-latest linus/master v6.6-rc2 next-20230921]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Noah-Goldstein/x86-csum-Remove-unnecessary-odd-handling/20230921-032450
base: tip/x86/core
patch link: https://lore.kernel.org/r/20230920192300.3772199-1-goldstein.w.n%40gmail.com
patch subject: x86/csum: Remove unnecessary odd handling
config: x86_64-randconfig-121-20230921 (https://download.01.org/0day-ci/archive/20230923/202309231130.ZI5MdlDc-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20230923/202309231130.ZI5MdlDc-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 <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202309231130.ZI5MdlDc-lkp@intel.com/
sparse warnings: (new ones prefixed by >>)
>> arch/x86/lib/csum-partial_64.c:16:45: sparse: sparse: incorrect type in return expression (different base types) @@ expected restricted __wsum @@ got unsigned long long @@
arch/x86/lib/csum-partial_64.c:16:45: sparse: expected restricted __wsum
arch/x86/lib/csum-partial_64.c:16:45: sparse: got unsigned long long
>> arch/x86/lib/csum-partial_64.c:16:45: sparse: sparse: incorrect type in return expression (different base types) @@ expected restricted __wsum @@ got unsigned long long @@
arch/x86/lib/csum-partial_64.c:16:45: sparse: expected restricted __wsum
arch/x86/lib/csum-partial_64.c:16:45: sparse: got unsigned long long
vim +16 arch/x86/lib/csum-partial_64.c
13
14 static inline __wsum csum_finalize_sum(u64 temp64)
15 {
> 16 return (temp64 + ror64(temp64, 32)) >> 32;
17 }
18
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
next prev parent reply other threads:[~2023-09-23 3:25 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20230628020657.957880-1-goldstein.w.n@gmail.com>
2023-06-28 9:12 ` x86/csum: Remove unnecessary odd handling Borislav Petkov
2023-06-28 15:32 ` Noah Goldstein
2023-06-28 17:44 ` Linus Torvalds
2023-06-28 18:34 ` Noah Goldstein
2023-06-28 20:02 ` Linus Torvalds
2023-06-29 14:04 ` David Laight
2023-06-29 14:27 ` David Laight
2023-09-01 22:21 ` Noah Goldstein
2023-09-06 13:49 ` David Laight
2023-09-06 14:38 ` David Laight
2023-09-20 19:20 ` Noah Goldstein
2023-09-20 19:23 ` Noah Goldstein
2023-09-23 3:24 ` kernel test robot [this message]
2023-09-23 14:05 ` Noah Goldstein
2023-09-23 21:13 ` David Laight
2023-09-24 14:35 ` Noah Goldstein
2023-12-23 22:18 ` Noah Goldstein
2024-01-04 23:28 ` Noah Goldstein
2024-01-04 23:34 ` Dave Hansen
2024-01-04 23:36 ` Linus Torvalds
2024-01-05 0:33 ` Linus Torvalds
2024-01-05 10:41 ` David Laight
2024-01-05 16:12 ` David Laight
2024-01-05 18:05 ` Linus Torvalds
2024-01-05 23:52 ` David Laight
2024-01-06 0:18 ` Linus Torvalds
2024-01-06 10:26 ` Eric Dumazet
2024-01-06 19:32 ` Linus Torvalds
2024-01-07 12:11 ` David Laight
2024-01-06 22:08 ` David Laight
2024-01-07 1:09 ` H. Peter Anvin
2024-01-07 11:44 ` David Laight
2023-09-24 14:35 ` Noah Goldstein
2025-10-24 22:12 Ywe Cærlyn
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