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Message-ID: <202212171123.Yl27QYAq-lkp@intel.com>
Date: Sat, 17 Dec 2022 11:49:48 +0800
From: kernel test robot <lkp@...el.com>
To: Keith Busch <kbusch@...a.com>, linux-mm@...ck.org,
linux-kernel@...r.kernel.org, Matthew Wilcox <willy@...radead.org>
Cc: oe-kbuild-all@...ts.linux.dev,
Tony Battersby <tonyb@...ernetics.com>,
Kernel Team <kernel-team@...a.com>,
Keith Busch <kbusch@...nel.org>
Subject: Re: [PATCHv2 11/11] dmapool: link blocks across pages
Hi Keith,
I love your patch! Perhaps something to improve:
[auto build test WARNING on linus/master]
[also build test WARNING on v6.1]
[cannot apply to next-20221216]
[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/Keith-Busch/dmapool-enhancements/20221217-041918
patch link: https://lore.kernel.org/r/20221216201625.2362737-12-kbusch%40meta.com
patch subject: [PATCHv2 11/11] dmapool: link blocks across pages
config: i386-randconfig-a001
compiler: gcc-11 (Debian 11.3.0-8) 11.3.0
reproduce (this is a W=1 build):
# https://github.com/intel-lab-lkp/linux/commit/360d95fe292a507a2035bbedcd5e7a1c0c9027b2
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Keith-Busch/dmapool-enhancements/20221217-041918
git checkout 360d95fe292a507a2035bbedcd5e7a1c0c9027b2
# save the config file
mkdir build_dir && cp config build_dir/.config
make W=1 O=build_dir ARCH=i386 olddefconfig
make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
All warnings (new ones prefixed by >>):
mm/dmapool.c: In function 'pools_show':
>> mm/dmapool.c:82:60: warning: format '%ld' expects argument of type 'long int', but argument 5 has type 'size_t' {aka 'unsigned int'} [-Wformat=]
82 | size += sysfs_emit_at(buf, size, "%-16s %4ld %4ld %4u %2ld\n",
| ~~~^
| |
| long int
| %4d
83 | pool->name, pool->nr_active,
| ~~~~~~~~~~~~~~~
| |
| size_t {aka unsigned int}
mm/dmapool.c:82:65: warning: format '%ld' expects argument of type 'long int', but argument 6 has type 'size_t' {aka 'unsigned int'} [-Wformat=]
82 | size += sysfs_emit_at(buf, size, "%-16s %4ld %4ld %4u %2ld\n",
| ~~~^
| |
| long int
| %4d
83 | pool->name, pool->nr_active,
84 | pool->nr_blocks, pool->size,
| ~~~~~~~~~~~~~~~
| |
| size_t {aka unsigned int}
mm/dmapool.c:82:74: warning: format '%ld' expects argument of type 'long int', but argument 8 has type 'size_t' {aka 'unsigned int'} [-Wformat=]
82 | size += sysfs_emit_at(buf, size, "%-16s %4ld %4ld %4u %2ld\n",
| ~~~^
| |
| long int
| %2d
......
85 | pool->nr_pages);
| ~~~~~~~~~~~~~~
| |
| size_t {aka unsigned int}
vim +82 mm/dmapool.c
71
72 static ssize_t pools_show(struct device *dev, struct device_attribute *attr, char *buf)
73 {
74 struct dma_pool *pool;
75 unsigned size;
76
77 size = sysfs_emit(buf, "poolinfo - 0.1\n");
78
79 mutex_lock(&pools_lock);
80 list_for_each_entry(pool, &dev->dma_pools, pools) {
81 /* per-pool info, no real statistics yet */
> 82 size += sysfs_emit_at(buf, size, "%-16s %4ld %4ld %4u %2ld\n",
83 pool->name, pool->nr_active,
84 pool->nr_blocks, pool->size,
85 pool->nr_pages);
86 }
87 mutex_unlock(&pools_lock);
88
89 return size;
90 }
91
--
0-DAY CI Kernel Test Service
https://01.org/lkp
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