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Message-ID: <202304200240.fsLkpzvk-lkp@intel.com>
Date: Thu, 20 Apr 2023 02:55:53 +0800
From: kernel test robot <lkp@...el.com>
To: Nitesh Shetty <nj.shetty@...sung.com>,
Jens Axboe <axboe@...nel.dk>, Alasdair Kergon <agk@...hat.com>,
Mike Snitzer <snitzer@...nel.org>, dm-devel@...hat.com,
Keith Busch <kbusch@...nel.org>,
Christoph Hellwig <hch@....de>,
Sagi Grimberg <sagi@...mberg.me>,
James Smart <james.smart@...adcom.com>,
Chaitanya Kulkarni <kch@...dia.com>,
Alexander Viro <viro@...iv.linux.org.uk>,
Christian Brauner <brauner@...nel.org>
Cc: oe-kbuild-all@...ts.linux.dev, bvanassche@....org, hare@...e.de,
ming.lei@...hat.com, dlemoal@...nel.org, anuj20.g@...sung.com,
joshi.k@...sung.com, nitheshshetty@...il.com, gost.dev@...sung.com,
Nitesh Shetty <nj.shetty@...sung.com>,
linux-block@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-nvme@...ts.infradead.org, linux-fsdevel@...r.kernel.org
Subject: Re: [PATCH v10 6/9] nvmet: add copy command support for bdev and
file ns
Hi Nitesh,
kernel test robot noticed the following build warnings:
[auto build test WARNING on next-20230418]
[cannot apply to axboe-block/for-next device-mapper-dm/for-next linus/master v6.3-rc7 v6.3-rc6 v6.3-rc5 v6.3-rc7]
[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/Nitesh-Shetty/block-Add-copy-offload-support-infrastructure/20230419-204352
patch link: https://lore.kernel.org/r/20230419114320.13674-7-nj.shetty%40samsung.com
patch subject: [PATCH v10 6/9] nvmet: add copy command support for bdev and file ns
config: m68k-randconfig-s032-20230416 (https://download.01.org/0day-ci/archive/20230420/202304200240.fsLkpzvk-lkp@intel.com/config)
compiler: m68k-linux-gcc (GCC) 12.1.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# apt-get install sparse
# sparse version: v0.6.4-39-gce1a6720-dirty
# https://github.com/intel-lab-lkp/linux/commit/420b04f7ba9a54898d62c1d60905f8cf952afde2
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Nitesh-Shetty/block-Add-copy-offload-support-infrastructure/20230419-204352
git checkout 420b04f7ba9a54898d62c1d60905f8cf952afde2
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=m68k olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=m68k SHELL=/bin/bash drivers/nvme/target/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202304200240.fsLkpzvk-lkp@intel.com/
sparse warnings: (new ones prefixed by >>)
>> drivers/nvme/target/io-cmd-bdev.c:55:27: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] val @@ got restricted __le16 [usertype] mssrl @@
drivers/nvme/target/io-cmd-bdev.c:55:27: sparse: expected unsigned int [usertype] val
drivers/nvme/target/io-cmd-bdev.c:55:27: sparse: got restricted __le16 [usertype] mssrl
>> drivers/nvme/target/io-cmd-bdev.c:55:27: sparse: sparse: cast from restricted __le16
>> drivers/nvme/target/io-cmd-bdev.c:55:27: sparse: sparse: cast from restricted __le16
>> drivers/nvme/target/io-cmd-bdev.c:55:27: sparse: sparse: cast from restricted __le16
>> drivers/nvme/target/io-cmd-bdev.c:55:27: sparse: sparse: cast from restricted __le16
drivers/nvme/target/io-cmd-bdev.c:57:29: sparse: sparse: cast from restricted __le16
drivers/nvme/target/io-cmd-bdev.c:60:27: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] val @@ got restricted __le16 [usertype] mssrl @@
drivers/nvme/target/io-cmd-bdev.c:60:27: sparse: expected unsigned int [usertype] val
drivers/nvme/target/io-cmd-bdev.c:60:27: sparse: got restricted __le16 [usertype] mssrl
drivers/nvme/target/io-cmd-bdev.c:60:27: sparse: sparse: cast from restricted __le16
drivers/nvme/target/io-cmd-bdev.c:60:27: sparse: sparse: cast from restricted __le16
drivers/nvme/target/io-cmd-bdev.c:60:27: sparse: sparse: cast from restricted __le16
drivers/nvme/target/io-cmd-bdev.c:60:27: sparse: sparse: cast from restricted __le16
vim +55 drivers/nvme/target/io-cmd-bdev.c
12
13 void nvmet_bdev_set_limits(struct block_device *bdev, struct nvme_id_ns *id)
14 {
15 /* Logical blocks per physical block, 0's based. */
16 const __le16 lpp0b = to0based(bdev_physical_block_size(bdev) /
17 bdev_logical_block_size(bdev));
18
19 /*
20 * For NVMe 1.2 and later, bit 1 indicates that the fields NAWUN,
21 * NAWUPF, and NACWU are defined for this namespace and should be
22 * used by the host for this namespace instead of the AWUN, AWUPF,
23 * and ACWU fields in the Identify Controller data structure. If
24 * any of these fields are zero that means that the corresponding
25 * field from the identify controller data structure should be used.
26 */
27 id->nsfeat |= 1 << 1;
28 id->nawun = lpp0b;
29 id->nawupf = lpp0b;
30 id->nacwu = lpp0b;
31
32 /*
33 * Bit 4 indicates that the fields NPWG, NPWA, NPDG, NPDA, and
34 * NOWS are defined for this namespace and should be used by
35 * the host for I/O optimization.
36 */
37 id->nsfeat |= 1 << 4;
38 /* NPWG = Namespace Preferred Write Granularity. 0's based */
39 id->npwg = lpp0b;
40 /* NPWA = Namespace Preferred Write Alignment. 0's based */
41 id->npwa = id->npwg;
42 /* NPDG = Namespace Preferred Deallocate Granularity. 0's based */
43 id->npdg = to0based(bdev_discard_granularity(bdev) /
44 bdev_logical_block_size(bdev));
45 /* NPDG = Namespace Preferred Deallocate Alignment */
46 id->npda = id->npdg;
47 /* NOWS = Namespace Optimal Write Size */
48 id->nows = to0based(bdev_io_opt(bdev) / bdev_logical_block_size(bdev));
49
50 /*Copy limits*/
51 if (bdev_max_copy_sectors(bdev)) {
52 id->msrc = id->msrc;
53 id->mssrl = cpu_to_le16((bdev_max_copy_sectors(bdev) <<
54 SECTOR_SHIFT) / bdev_logical_block_size(bdev));
> 55 id->mcl = cpu_to_le32(id->mssrl);
56 } else {
57 id->msrc = (u8)to0based(BIO_MAX_VECS - 1);
58 id->mssrl = cpu_to_le16((BIO_MAX_VECS << PAGE_SHIFT) /
59 bdev_logical_block_size(bdev));
60 id->mcl = cpu_to_le32(id->mssrl);
61 }
62 }
63
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests
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