From: kernel test robot <lkp@intel.com>
To: Alexandru Ardelean <alexandru.ardelean@analog.com>,
linux-kernel@vger.kernel.org, linux-iio@vger.kernel.org
Cc: kbuild-all@lists.01.org, lars@metafoo.de,
Michael.Hennerich@analog.com, jic23@kernel.org,
nuno.sa@analog.com, dragos.bogdan@analog.com, rafael@kernel.org,
gregkh@linuxfoundation.org,
Alexandru Ardelean <alexandru.ardelean@analog.com>
Subject: Re: [PATCH v4 13/17] iio: buffer: add ioctl() to support opening extra buffers for IIO device
Date: Wed, 10 Feb 2021 22:04:17 +0800 [thread overview]
Message-ID: <202102102156.uq6dbK45-lkp@intel.com> (raw)
In-Reply-To: <20210210100823.46780-14-alexandru.ardelean@analog.com>
[-- Attachment #1: Type: text/plain, Size: 2565 bytes --]
Hi Alexandru,
I love your patch! Perhaps something to improve:
[auto build test WARNING on iio/togreg]
[also build test WARNING on linux/master linus/master v5.11-rc7 next-20210125]
[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]
url: https://github.com/0day-ci/linux/commits/Alexandru-Ardelean/iio-core-buffer-add-support-for-multiple-IIO-buffers-per-IIO-device/20210210-182500
base: https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git togreg
config: h8300-randconfig-s031-20210209 (attached as .config)
compiler: h8300-linux-gcc (GCC) 9.3.0
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: v0.6.3-215-g0fb77bb6-dirty
# https://github.com/0day-ci/linux/commit/9240fca112896274a76973066ca456b5b87eeb8c
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Alexandru-Ardelean/iio-core-buffer-add-support-for-multiple-IIO-buffers-per-IIO-device/20210210-182500
git checkout 9240fca112896274a76973066ca456b5b87eeb8c
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=h8300
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
"sparse warnings: (new ones prefixed by >>)"
>> drivers/iio/industrialio-buffer.c:209:24: sparse: sparse: incorrect type in return expression (different base types) @@ expected restricted __poll_t @@ got int @@
drivers/iio/industrialio-buffer.c:209:24: sparse: expected restricted __poll_t
drivers/iio/industrialio-buffer.c:209:24: sparse: got int
vim +209 drivers/iio/industrialio-buffer.c
200
201 __poll_t iio_buffer_poll_wrapper(struct file *filp,
202 struct poll_table_struct *wait)
203 {
204 struct iio_dev_buffer_pair *ib = filp->private_data;
205 struct iio_buffer *rb = ib->buffer;
206
207 /* check if buffer was opened through new API */
208 if (test_bit(IIO_BUSY_BIT_POS, &rb->flags))
> 209 return -EBUSY;
210
211 return iio_buffer_poll(filp, wait);
212 }
213
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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next prev parent reply other threads:[~2021-02-10 14:05 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-02-10 10:08 [PATCH v4 00/17] iio: core,buffer: add support for multiple IIO buffers per IIO device Alexandru Ardelean
2021-02-10 10:08 ` [PATCH v4 01/17] docs: ioctl-number.rst: reserve IIO subsystem ioctl() space Alexandru Ardelean
2021-02-10 10:08 ` [PATCH v4 02/17] iio: core: register chardev only if needed Alexandru Ardelean
2021-02-10 10:08 ` [PATCH v4 03/17] iio: core-trigger: make iio_device_register_trigger_consumer() an int return Alexandru Ardelean
2021-02-10 10:08 ` [PATCH v4 04/17] iio: core: rework iio device group creation Alexandru Ardelean
2021-02-10 10:08 ` [PATCH v4 05/17] iio: buffer: group attr count and attr alloc Alexandru Ardelean
2021-02-10 10:08 ` [PATCH v4 06/17] iio: core: merge buffer/ & scan_elements/ attributes Alexandru Ardelean
2021-02-10 10:08 ` [PATCH v4 07/17] iio: add reference to iio buffer on iio_dev_attr Alexandru Ardelean
2021-02-10 10:08 ` [PATCH v4 08/17] iio: buffer: wrap all buffer attributes into iio_dev_attr Alexandru Ardelean
2021-02-10 10:08 ` [PATCH v4 09/17] iio: buffer: dmaengine: obtain buffer object from attribute Alexandru Ardelean
2021-02-10 10:08 ` [PATCH v4 10/17] iio: core: wrap iio device & buffer into struct for character devices Alexandru Ardelean
2021-02-10 10:08 ` [PATCH v4 11/17] iio: buffer: move __iio_buffer_free_sysfs_and_mask() before alloc Alexandru Ardelean
2021-02-10 10:08 ` [PATCH v4 12/17] iio: buffer: introduce support for attaching more IIO buffers Alexandru Ardelean
2021-02-10 10:08 ` [PATCH v4 13/17] iio: buffer: add ioctl() to support opening extra buffers for IIO device Alexandru Ardelean
2021-02-10 14:04 ` kernel test robot [this message]
2021-02-10 10:08 ` [PATCH v4 14/17] iio: core: rename 'dev' -> 'indio_dev' in iio_device_alloc() Alexandru Ardelean
2021-02-10 10:08 ` [PATCH v4 15/17] tools: iio: make iioutils_get_type() private in iio_utils Alexandru Ardelean
2021-02-10 10:08 ` [PATCH v4 16/17] tools: iio: privatize globals and functions in iio_generic_buffer.c file Alexandru Ardelean
2021-02-10 10:08 ` [PATCH v4 17/17] tools: iio: convert iio_generic_buffer to use new IIO buffer API Alexandru Ardelean
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