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Message-ID: <202010171030.Z9Ifa1G4-lkp@intel.com>
Date: Sat, 17 Oct 2020 10:56:32 +0800
From: kernel test robot <lkp@...el.com>
To: Thomas Gleixner <tglx@...utronix.de>,
LKML <linux-kernel@...r.kernel.org>
Cc: kbuild-all@...ts.01.org, clang-built-linux@...glegroups.com,
Peter Zijlstra <peterz@...radead.org>,
Mauro Carvalho Chehab <mchehab@...nel.org>,
linux-media@...r.kernel.org, Hans Verkuil <hverkuil@...all.nl>,
Laurent Pinchart <laurent.pinchart@...asonboard.com>,
linux-usb@...r.kernel.org
Subject: Re: [patch 4/4] media: cx231xx: Consolidate dmesg output
Hi Thomas,
I love your patch! Perhaps something to improve:
[auto build test WARNING on linuxtv-media/master]
[also build test WARNING on linus/master linux/master v5.9 next-20201016]
[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/Thomas-Gleixner/media-Cleanup-in_interrupt-usage/20201013-224011
base: git://linuxtv.org/media_tree.git master
config: x86_64-randconfig-a016-20201017 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project efd02c1548ee458d59063f6393e94e972b5c3d50)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# install x86_64 cross compiling tool for clang build
# apt-get install binutils-x86-64-linux-gnu
# https://github.com/0day-ci/linux/commit/703daca167ddea5ab71b9547b549c1c1499f2bf4
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Thomas-Gleixner/media-Cleanup-in_interrupt-usage/20201013-224011
git checkout 703daca167ddea5ab71b9547b549c1c1499f2bf4
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
All warnings (new ones prefixed by >>):
>> drivers/media/usb/cx231xx/cx231xx-vbi.c:411:57: warning: more '%' conversions than data arguments [-Wformat-insufficient-args]
"unable to allocate %i bytes for transfer buffer %i%s\n",
~^
include/linux/dev_printk.h:104:24: note: expanded from macro 'dev_err'
_dev_err(dev, dev_fmt(fmt), ##__VA_ARGS__)
^~~
include/linux/dev_printk.h:19:22: note: expanded from macro 'dev_fmt'
#define dev_fmt(fmt) fmt
^~~
1 warning generated.
vim +411 drivers/media/usb/cx231xx/cx231xx-vbi.c
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 336
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 337 /*
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 338 * Allocate URBs and start IRQ
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 339 */
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 340 int cx231xx_init_vbi_isoc(struct cx231xx *dev, int max_packets,
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 341 int num_bufs, int max_pkt_size,
64fbf444552606 drivers/media/video/cx231xx/cx231xx-vbi.c Palash Bandyopadhyay 2010-07-06 342 int (*bulk_copy) (struct cx231xx *dev,
84b5dbf39ed2f5 drivers/media/video/cx231xx/cx231xx-vbi.c Mauro Carvalho Chehab 2009-03-03 343 struct urb *urb))
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 344 {
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 345 struct cx231xx_dmaqueue *dma_q = &dev->vbi_mode.vidq;
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 346 int i;
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 347 int sb_size, pipe;
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 348 struct urb *urb;
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 349 int rc;
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 350
336fea922936c1 drivers/media/usb/cx231xx/cx231xx-vbi.c Mauro Carvalho Chehab 2014-11-03 351 dev_dbg(dev->dev, "called cx231xx_vbi_isoc\n");
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 352
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 353 /* De-allocates all pending stuff */
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 354 cx231xx_uninit_vbi_isoc(dev);
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 355
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 356 /* clear if any halt */
84b5dbf39ed2f5 drivers/media/video/cx231xx/cx231xx-vbi.c Mauro Carvalho Chehab 2009-03-03 357 usb_clear_halt(dev->udev,
84b5dbf39ed2f5 drivers/media/video/cx231xx/cx231xx-vbi.c Mauro Carvalho Chehab 2009-03-03 358 usb_rcvbulkpipe(dev->udev,
84b5dbf39ed2f5 drivers/media/video/cx231xx/cx231xx-vbi.c Mauro Carvalho Chehab 2009-03-03 359 dev->vbi_mode.end_point_addr));
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 360
64fbf444552606 drivers/media/video/cx231xx/cx231xx-vbi.c Palash Bandyopadhyay 2010-07-06 361 dev->vbi_mode.bulk_ctl.bulk_copy = bulk_copy;
64fbf444552606 drivers/media/video/cx231xx/cx231xx-vbi.c Palash Bandyopadhyay 2010-07-06 362 dev->vbi_mode.bulk_ctl.num_bufs = num_bufs;
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 363 dma_q->pos = 0;
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 364 dma_q->is_partial_line = 0;
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 365 dma_q->last_sav = 0;
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 366 dma_q->current_field = -1;
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 367 dma_q->bytes_left_in_line = dev->width << 1;
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 368 dma_q->lines_per_field = ((dev->norm & V4L2_STD_625_50) ?
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 369 PAL_VBI_LINES : NTSC_VBI_LINES);
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 370 dma_q->lines_completed = 0;
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 371 for (i = 0; i < 8; i++)
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 372 dma_q->partial_buf[i] = 0;
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 373
6396bb221514d2 drivers/media/usb/cx231xx/cx231xx-vbi.c Kees Cook 2018-06-12 374 dev->vbi_mode.bulk_ctl.urb = kcalloc(num_bufs, sizeof(void *),
cde4362f0244a7 drivers/media/video/cx231xx/cx231xx-vbi.c Mauro Carvalho Chehab 2009-03-03 375 GFP_KERNEL);
64fbf444552606 drivers/media/video/cx231xx/cx231xx-vbi.c Palash Bandyopadhyay 2010-07-06 376 if (!dev->vbi_mode.bulk_ctl.urb) {
336fea922936c1 drivers/media/usb/cx231xx/cx231xx-vbi.c Mauro Carvalho Chehab 2014-11-03 377 dev_err(dev->dev,
b7085c08647598 drivers/media/usb/cx231xx/cx231xx-vbi.c Mauro Carvalho Chehab 2014-11-02 378 "cannot alloc memory for usb buffers\n");
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 379 return -ENOMEM;
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 380 }
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 381
64fbf444552606 drivers/media/video/cx231xx/cx231xx-vbi.c Palash Bandyopadhyay 2010-07-06 382 dev->vbi_mode.bulk_ctl.transfer_buffer =
6396bb221514d2 drivers/media/usb/cx231xx/cx231xx-vbi.c Kees Cook 2018-06-12 383 kcalloc(num_bufs, sizeof(void *), GFP_KERNEL);
64fbf444552606 drivers/media/video/cx231xx/cx231xx-vbi.c Palash Bandyopadhyay 2010-07-06 384 if (!dev->vbi_mode.bulk_ctl.transfer_buffer) {
336fea922936c1 drivers/media/usb/cx231xx/cx231xx-vbi.c Mauro Carvalho Chehab 2014-11-03 385 dev_err(dev->dev,
b7085c08647598 drivers/media/usb/cx231xx/cx231xx-vbi.c Mauro Carvalho Chehab 2014-11-02 386 "cannot allocate memory for usbtransfer\n");
64fbf444552606 drivers/media/video/cx231xx/cx231xx-vbi.c Palash Bandyopadhyay 2010-07-06 387 kfree(dev->vbi_mode.bulk_ctl.urb);
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 388 return -ENOMEM;
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 389 }
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 390
64fbf444552606 drivers/media/video/cx231xx/cx231xx-vbi.c Palash Bandyopadhyay 2010-07-06 391 dev->vbi_mode.bulk_ctl.max_pkt_size = max_pkt_size;
64fbf444552606 drivers/media/video/cx231xx/cx231xx-vbi.c Palash Bandyopadhyay 2010-07-06 392 dev->vbi_mode.bulk_ctl.buf = NULL;
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 393
64fbf444552606 drivers/media/video/cx231xx/cx231xx-vbi.c Palash Bandyopadhyay 2010-07-06 394 sb_size = max_packets * dev->vbi_mode.bulk_ctl.max_pkt_size;
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 395
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 396 /* allocate urbs and transfer buffers */
64fbf444552606 drivers/media/video/cx231xx/cx231xx-vbi.c Palash Bandyopadhyay 2010-07-06 397 for (i = 0; i < dev->vbi_mode.bulk_ctl.num_bufs; i++) {
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 398
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 399 urb = usb_alloc_urb(0, GFP_KERNEL);
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 400 if (!urb) {
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 401 cx231xx_uninit_vbi_isoc(dev);
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 402 return -ENOMEM;
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 403 }
64fbf444552606 drivers/media/video/cx231xx/cx231xx-vbi.c Palash Bandyopadhyay 2010-07-06 404 dev->vbi_mode.bulk_ctl.urb[i] = urb;
cd5534be6bc681 drivers/media/video/cx231xx/cx231xx-vbi.c David Dillow 2012-06-18 405 urb->transfer_flags = 0;
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 406
64fbf444552606 drivers/media/video/cx231xx/cx231xx-vbi.c Palash Bandyopadhyay 2010-07-06 407 dev->vbi_mode.bulk_ctl.transfer_buffer[i] =
84b5dbf39ed2f5 drivers/media/video/cx231xx/cx231xx-vbi.c Mauro Carvalho Chehab 2009-03-03 408 kzalloc(sb_size, GFP_KERNEL);
64fbf444552606 drivers/media/video/cx231xx/cx231xx-vbi.c Palash Bandyopadhyay 2010-07-06 409 if (!dev->vbi_mode.bulk_ctl.transfer_buffer[i]) {
336fea922936c1 drivers/media/usb/cx231xx/cx231xx-vbi.c Mauro Carvalho Chehab 2014-11-03 410 dev_err(dev->dev,
b7085c08647598 drivers/media/usb/cx231xx/cx231xx-vbi.c Mauro Carvalho Chehab 2014-11-02 @411 "unable to allocate %i bytes for transfer buffer %i%s\n",
703daca167ddea drivers/media/usb/cx231xx/cx231xx-vbi.c Thomas Gleixner 2020-10-13 412 sb_size, i);
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 413 cx231xx_uninit_vbi_isoc(dev);
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 414 return -ENOMEM;
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 415 }
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 416
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 417 pipe = usb_rcvbulkpipe(dev->udev, dev->vbi_mode.end_point_addr);
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 418 usb_fill_bulk_urb(urb, dev->udev, pipe,
64fbf444552606 drivers/media/video/cx231xx/cx231xx-vbi.c Palash Bandyopadhyay 2010-07-06 419 dev->vbi_mode.bulk_ctl.transfer_buffer[i],
84b5dbf39ed2f5 drivers/media/video/cx231xx/cx231xx-vbi.c Mauro Carvalho Chehab 2009-03-03 420 sb_size, cx231xx_irq_vbi_callback, dma_q);
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 421 }
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 422
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 423 init_waitqueue_head(&dma_q->wq);
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 424
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 425 /* submit urbs and enables IRQ */
64fbf444552606 drivers/media/video/cx231xx/cx231xx-vbi.c Palash Bandyopadhyay 2010-07-06 426 for (i = 0; i < dev->vbi_mode.bulk_ctl.num_bufs; i++) {
64fbf444552606 drivers/media/video/cx231xx/cx231xx-vbi.c Palash Bandyopadhyay 2010-07-06 427 rc = usb_submit_urb(dev->vbi_mode.bulk_ctl.urb[i], GFP_ATOMIC);
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 428 if (rc) {
336fea922936c1 drivers/media/usb/cx231xx/cx231xx-vbi.c Mauro Carvalho Chehab 2014-11-03 429 dev_err(dev->dev,
b7085c08647598 drivers/media/usb/cx231xx/cx231xx-vbi.c Mauro Carvalho Chehab 2014-11-02 430 "submit of urb %i failed (error=%i)\n", i, rc);
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 431 cx231xx_uninit_vbi_isoc(dev);
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 432 return rc;
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 433 }
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 434 }
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 435
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 436 cx231xx_capture_start(dev, 1, Vbi);
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 437
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 438 return 0;
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 439 }
84b5dbf39ed2f5 drivers/media/video/cx231xx/cx231xx-vbi.c Mauro Carvalho Chehab 2009-03-03 440 EXPORT_SYMBOL_GPL(cx231xx_init_vbi_isoc);
e0d3bafd02586c drivers/media/video/cx231xx/cx231xx-vbi.c Sri Deevi 2009-03-03 441
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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