From: kernel test robot <lkp@intel.com>
To: Tariq Toukan <tariqt@nvidia.com>,
Catalin Marinas <catalin.marinas@arm.com>,
Eric Dumazet <edumazet@google.com>,
Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
Andrew Lunn <andrew+netdev@lunn.ch>,
"David S. Miller" <davem@davemloft.net>
Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev,
netdev@vger.kernel.org, Saeed Mahameed <saeedm@nvidia.com>,
Leon Romanovsky <leon@kernel.org>,
Tariq Toukan <tariqt@nvidia.com>, Mark Bloch <mbloch@nvidia.com>,
Sabrina Dubroca <sd@queasysnail.net>,
linux-rdma@vger.kernel.org, linux-kernel@vger.kernel.org,
Gal Pressman <gal@nvidia.com>, Jason Gunthorpe <jgg@nvidia.com>,
Michael Guralnik <michaelgur@nvidia.com>,
Moshe Shemesh <moshe@nvidia.com>, Will Deacon <will@kernel.org>,
Alexander Gordeev <agordeev@linux.ibm.com>,
Andrew Morton <akpm@linux-foundation.org>,
Linux Memory Management List <linux-mm@kvack.org>,
Christian Borntraeger <borntraeger@linux.ibm.com>,
Borislav Petkov <bp@alien8.de>,
Dave Hansen <dave.hansen@linux.intel.com>,
Gerald Schaefer <gerald.schaefer@linux.ibm.com>,
Vasily Gorbik <gor@linux.ibm.com>,
Heiko Carstens <hca@linux.ibm.com>,
"H. Peter Anvin" <hpa@zytor.com>,
Justin Stitt <justinstitt@google.com>
Subject: Re: [PATCH net-next V2] net/mlx5: Improve write-combining test reliability for ARM64 Grace CPUs
Date: Tue, 16 Sep 2025 13:45:20 +0800 [thread overview]
Message-ID: <202509161338.Kq88HUjH-lkp@intel.com> (raw)
In-Reply-To: <1757925308-614943-1-git-send-email-tariqt@nvidia.com>
Hi Tariq,
kernel test robot noticed the following build errors:
[auto build test ERROR on 1f24a240974589ce42f70502ccb3ff3f5189d69a]
url: https://github.com/intel-lab-lkp/linux/commits/Tariq-Toukan/net-mlx5-Improve-write-combining-test-reliability-for-ARM64-Grace-CPUs/20250915-163901
base: 1f24a240974589ce42f70502ccb3ff3f5189d69a
patch link: https://lore.kernel.org/r/1757925308-614943-1-git-send-email-tariqt%40nvidia.com
patch subject: [PATCH net-next V2] net/mlx5: Improve write-combining test reliability for ARM64 Grace CPUs
config: arm64-allmodconfig (https://download.01.org/0day-ci/archive/20250916/202509161338.Kq88HUjH-lkp@intel.com/config)
compiler: clang version 19.1.7 (https://github.com/llvm/llvm-project cd708029e0b2869e80abe31ddb175f7c35361f90)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250916/202509161338.Kq88HUjH-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/202509161338.Kq88HUjH-lkp@intel.com/
All errors (new ones prefixed by >>):
>> drivers/net/ethernet/mellanox/mlx5/core/lib/wc_neon_iowrite64_copy.c:9:3: error: instruction requires: neon
9 | ("ld1 {v0.16b, v1.16b, v2.16b, v3.16b}, [%0]\n\t"
| ^
<inline asm>:1:2: note: instantiated into assembly here
1 | ld1 {v0.16b, v1.16b, v2.16b, v3.16b}, [x19]
| ^
drivers/net/ethernet/mellanox/mlx5/core/lib/wc_neon_iowrite64_copy.c:9:48: error: instruction requires: neon
9 | ("ld1 {v0.16b, v1.16b, v2.16b, v3.16b}, [%0]\n\t"
| ^
<inline asm>:2:2: note: instantiated into assembly here
2 | st1 {v0.16b, v1.16b, v2.16b, v3.16b}, [x20]
| ^
2 errors generated.
vim +9 drivers/net/ethernet/mellanox/mlx5/core/lib/wc_neon_iowrite64_copy.c
5
6 void mlx5_wc_neon_iowrite64_copy(void __iomem *to, const void *from)
7 {
8 asm volatile
> 9 ("ld1 {v0.16b, v1.16b, v2.16b, v3.16b}, [%0]\n\t"
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
prev parent reply other threads:[~2025-09-16 5:45 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-09-15 8:35 [PATCH net-next V2] net/mlx5: Improve write-combining test reliability for ARM64 Grace CPUs Tariq Toukan
2025-09-15 22:18 ` Nathan Chancellor
2025-09-15 22:27 ` Nathan Chancellor
2025-09-15 22:48 ` Jason Gunthorpe
2025-09-15 23:15 ` Nathan Chancellor
2025-09-16 8:39 ` Patrisious Haddad
2025-09-16 8:58 ` Arnd Bergmann
2025-09-16 9:47 ` Patrisious Haddad
2025-09-16 12:27 ` Jason Gunthorpe
2025-09-16 13:13 ` Patrisious Haddad
2025-09-16 5:45 ` kernel test robot [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=202509161338.Kq88HUjH-lkp@intel.com \
--to=lkp@intel.com \
--cc=agordeev@linux.ibm.com \
--cc=akpm@linux-foundation.org \
--cc=andrew+netdev@lunn.ch \
--cc=borntraeger@linux.ibm.com \
--cc=bp@alien8.de \
--cc=catalin.marinas@arm.com \
--cc=dave.hansen@linux.intel.com \
--cc=davem@davemloft.net \
--cc=edumazet@google.com \
--cc=gal@nvidia.com \
--cc=gerald.schaefer@linux.ibm.com \
--cc=gor@linux.ibm.com \
--cc=hca@linux.ibm.com \
--cc=hpa@zytor.com \
--cc=jgg@nvidia.com \
--cc=justinstitt@google.com \
--cc=kuba@kernel.org \
--cc=leon@kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=linux-rdma@vger.kernel.org \
--cc=llvm@lists.linux.dev \
--cc=mbloch@nvidia.com \
--cc=michaelgur@nvidia.com \
--cc=moshe@nvidia.com \
--cc=netdev@vger.kernel.org \
--cc=oe-kbuild-all@lists.linux.dev \
--cc=pabeni@redhat.com \
--cc=saeedm@nvidia.com \
--cc=sd@queasysnail.net \
--cc=tariqt@nvidia.com \
--cc=will@kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).