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Message-ID: <202004231644.xTmN4Z1z%lkp@intel.com>
Date: Thu, 23 Apr 2020 16:43:58 +0800
From: kbuild test robot <lkp@...el.com>
To: Andra Paraschiv <andraprs@...zon.com>, linux-kernel@...r.kernel.org
Cc: kbuild-all@...ts.01.org, Anthony Liguori <aliguori@...zon.com>,
Benjamin Herrenschmidt <benh@...zon.com>,
Colm MacCarthaigh <colmmacc@...zon.com>,
Bjoern Doebel <doebel@...zon.de>,
David Woodhouse <dwmw@...zon.co.uk>,
Frank van der Linden <fllinden@...zon.com>,
Alexander Graf <graf@...zon.de>,
Martin Pohlack <mpohlack@...zon.de>,
Matt Wilson <msw@...zon.com>
Subject: Re: [PATCH v1 14/15] nitro_enclaves: Add Makefile for the Nitro
Enclaves driver
Hi Andra,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on linus/master]
[also build test WARNING on linux/master v5.7-rc2 next-20200422]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system. BTW, we also suggest to use '--base' option to specify the
base tree in git format-patch, please see https://stackoverflow.com/a/37406982]
url: https://github.com/0day-ci/linux/commits/Andra-Paraschiv/Add-support-for-Nitro-Enclaves/20200423-130814
base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 18bf34080c4c3beb6699181986cc97dd712498fe
config: i386-allmodconfig (attached as .config)
compiler: gcc-7 (Ubuntu 7.5.0-6ubuntu2) 7.5.0
reproduce:
# save the attached .config to linux build tree
make ARCH=i386
If you fix the issue, kindly add following tag as appropriate
Reported-by: kbuild test robot <lkp@...el.com>
All warnings (new ones prefixed by >>):
In file included from include/linux/device.h:15:0,
from drivers/virt/amazon/nitro_enclaves/ne_pci_dev.c:22:
drivers/virt/amazon/nitro_enclaves/ne_pci_dev.c: In function 'ne_submit_request':
>> drivers/virt/amazon/nitro_enclaves/ne_pci_dev.c:80:9: warning: format '%ld' expects argument of type 'long int', but argument 3 has type 'size_t {aka unsigned int}' [-Wformat=]
"Invalid req size=%ld for cmd type=%d\n",
^
include/linux/dev_printk.h:19:22: note: in definition of macro 'dev_fmt'
#define dev_fmt(fmt) fmt
^~~
>> include/linux/dev_printk.h:167:3: note: in expansion of macro 'dev_err'
dev_level(dev, fmt, ##__VA_ARGS__); \
^~~~~~~~~
include/linux/dev_printk.h:177:2: note: in expansion of macro 'dev_level_ratelimited'
dev_level_ratelimited(dev_err, dev, fmt, ##__VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~
>> drivers/virt/amazon/nitro_enclaves/ne_pci_dev.c:79:3: note: in expansion of macro 'dev_err_ratelimited'
dev_err_ratelimited(&pdev->dev,
^~~~~~~~~~~~~~~~~~~
drivers/virt/amazon/nitro_enclaves/ne_pci_dev.c: In function 'ne_retrieve_reply':
drivers/virt/amazon/nitro_enclaves/ne_pci_dev.c:121:35: warning: format '%ld' expects argument of type 'long int', but argument 3 has type 'size_t {aka unsigned int}' [-Wformat=]
dev_err_ratelimited(&pdev->dev, "Invalid reply size=%ld\n",
^
include/linux/dev_printk.h:19:22: note: in definition of macro 'dev_fmt'
#define dev_fmt(fmt) fmt
^~~
>> include/linux/dev_printk.h:167:3: note: in expansion of macro 'dev_err'
dev_level(dev, fmt, ##__VA_ARGS__); \
^~~~~~~~~
include/linux/dev_printk.h:177:2: note: in expansion of macro 'dev_level_ratelimited'
dev_level_ratelimited(dev_err, dev, fmt, ##__VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~
drivers/virt/amazon/nitro_enclaves/ne_pci_dev.c:121:3: note: in expansion of macro 'dev_err_ratelimited'
dev_err_ratelimited(&pdev->dev, "Invalid reply size=%ld\n",
^~~~~~~~~~~~~~~~~~~
drivers/virt/amazon/nitro_enclaves/ne_pci_dev.c: In function 'ne_do_request':
drivers/virt/amazon/nitro_enclaves/ne_pci_dev.c:193:9: warning: format '%ld' expects argument of type 'long int', but argument 3 has type 'size_t {aka unsigned int}' [-Wformat=]
"Invalid req size=%ld for cmd type=%d\n",
^
include/linux/dev_printk.h:19:22: note: in definition of macro 'dev_fmt'
#define dev_fmt(fmt) fmt
^~~
>> include/linux/dev_printk.h:167:3: note: in expansion of macro 'dev_err'
dev_level(dev, fmt, ##__VA_ARGS__); \
^~~~~~~~~
include/linux/dev_printk.h:177:2: note: in expansion of macro 'dev_level_ratelimited'
dev_level_ratelimited(dev_err, dev, fmt, ##__VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~
drivers/virt/amazon/nitro_enclaves/ne_pci_dev.c:192:3: note: in expansion of macro 'dev_err_ratelimited'
dev_err_ratelimited(&pdev->dev,
^~~~~~~~~~~~~~~~~~~
drivers/virt/amazon/nitro_enclaves/ne_pci_dev.c:203:35: warning: format '%ld' expects argument of type 'long int', but argument 3 has type 'size_t {aka unsigned int}' [-Wformat=]
dev_err_ratelimited(&pdev->dev, "Invalid reply size=%ld\n",
^
include/linux/dev_printk.h:19:22: note: in definition of macro 'dev_fmt'
#define dev_fmt(fmt) fmt
^~~
>> include/linux/dev_printk.h:167:3: note: in expansion of macro 'dev_err'
dev_level(dev, fmt, ##__VA_ARGS__); \
^~~~~~~~~
include/linux/dev_printk.h:177:2: note: in expansion of macro 'dev_level_ratelimited'
dev_level_ratelimited(dev_err, dev, fmt, ##__VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~
drivers/virt/amazon/nitro_enclaves/ne_pci_dev.c:203:3: note: in expansion of macro 'dev_err_ratelimited'
dev_err_ratelimited(&pdev->dev, "Invalid reply size=%ld\n",
^~~~~~~~~~~~~~~~~~~
vim +80 drivers/virt/amazon/nitro_enclaves/ne_pci_dev.c
0ed609272739ee Andra Paraschiv 2020-04-21 42
08a5a524ab0b6c Andra Paraschiv 2020-04-21 43 /**
08a5a524ab0b6c Andra Paraschiv 2020-04-21 44 * ne_submit_request - Submit command request to the PCI device based on the
08a5a524ab0b6c Andra Paraschiv 2020-04-21 45 * command type.
08a5a524ab0b6c Andra Paraschiv 2020-04-21 46 *
08a5a524ab0b6c Andra Paraschiv 2020-04-21 47 * This function gets called with the ne_pci_dev mutex held.
08a5a524ab0b6c Andra Paraschiv 2020-04-21 48 *
08a5a524ab0b6c Andra Paraschiv 2020-04-21 49 * @pdev: PCI device to send the command to.
08a5a524ab0b6c Andra Paraschiv 2020-04-21 50 * @cmd_type: command type of the request sent to the PCI device.
08a5a524ab0b6c Andra Paraschiv 2020-04-21 51 * @cmd_request: command request payload.
08a5a524ab0b6c Andra Paraschiv 2020-04-21 52 * @cmd_request_size: size of the command request payload.
08a5a524ab0b6c Andra Paraschiv 2020-04-21 53 *
08a5a524ab0b6c Andra Paraschiv 2020-04-21 54 * @returns: 0 on success, negative return value on failure.
08a5a524ab0b6c Andra Paraschiv 2020-04-21 55 */
08a5a524ab0b6c Andra Paraschiv 2020-04-21 56 static int ne_submit_request(struct pci_dev *pdev,
08a5a524ab0b6c Andra Paraschiv 2020-04-21 57 enum ne_pci_dev_cmd_type cmd_type,
08a5a524ab0b6c Andra Paraschiv 2020-04-21 58 void *cmd_request, size_t cmd_request_size)
08a5a524ab0b6c Andra Paraschiv 2020-04-21 59 {
08a5a524ab0b6c Andra Paraschiv 2020-04-21 60 struct ne_pci_dev *ne_pci_dev = NULL;
08a5a524ab0b6c Andra Paraschiv 2020-04-21 61
08a5a524ab0b6c Andra Paraschiv 2020-04-21 62 BUG_ON(!pdev);
08a5a524ab0b6c Andra Paraschiv 2020-04-21 63
08a5a524ab0b6c Andra Paraschiv 2020-04-21 64 ne_pci_dev = pci_get_drvdata(pdev);
08a5a524ab0b6c Andra Paraschiv 2020-04-21 65 BUG_ON(!ne_pci_dev);
08a5a524ab0b6c Andra Paraschiv 2020-04-21 66 BUG_ON(!ne_pci_dev->iomem_base);
08a5a524ab0b6c Andra Paraschiv 2020-04-21 67
08a5a524ab0b6c Andra Paraschiv 2020-04-21 68 if (WARN_ON(cmd_type <= INVALID_CMD || cmd_type >= MAX_CMD)) {
08a5a524ab0b6c Andra Paraschiv 2020-04-21 69 dev_err_ratelimited(&pdev->dev, "Invalid cmd type=%d\n",
08a5a524ab0b6c Andra Paraschiv 2020-04-21 70 cmd_type);
08a5a524ab0b6c Andra Paraschiv 2020-04-21 71
08a5a524ab0b6c Andra Paraschiv 2020-04-21 72 return -EINVAL;
08a5a524ab0b6c Andra Paraschiv 2020-04-21 73 }
08a5a524ab0b6c Andra Paraschiv 2020-04-21 74
08a5a524ab0b6c Andra Paraschiv 2020-04-21 75 if (WARN_ON(!cmd_request))
08a5a524ab0b6c Andra Paraschiv 2020-04-21 76 return -EINVAL;
08a5a524ab0b6c Andra Paraschiv 2020-04-21 77
08a5a524ab0b6c Andra Paraschiv 2020-04-21 78 if (WARN_ON(cmd_request_size > NE_SEND_DATA_SIZE)) {
08a5a524ab0b6c Andra Paraschiv 2020-04-21 @79 dev_err_ratelimited(&pdev->dev,
08a5a524ab0b6c Andra Paraschiv 2020-04-21 @80 "Invalid req size=%ld for cmd type=%d\n",
08a5a524ab0b6c Andra Paraschiv 2020-04-21 81 cmd_request_size, cmd_type);
08a5a524ab0b6c Andra Paraschiv 2020-04-21 82
08a5a524ab0b6c Andra Paraschiv 2020-04-21 83 return -EINVAL;
08a5a524ab0b6c Andra Paraschiv 2020-04-21 84 }
08a5a524ab0b6c Andra Paraschiv 2020-04-21 85
08a5a524ab0b6c Andra Paraschiv 2020-04-21 86 memcpy_toio(ne_pci_dev->iomem_base + NE_SEND_DATA, cmd_request,
08a5a524ab0b6c Andra Paraschiv 2020-04-21 87 cmd_request_size);
08a5a524ab0b6c Andra Paraschiv 2020-04-21 88
08a5a524ab0b6c Andra Paraschiv 2020-04-21 89 iowrite32(cmd_type, ne_pci_dev->iomem_base + NE_COMMAND);
08a5a524ab0b6c Andra Paraschiv 2020-04-21 90
08a5a524ab0b6c Andra Paraschiv 2020-04-21 91 return 0;
08a5a524ab0b6c Andra Paraschiv 2020-04-21 92 }
08a5a524ab0b6c Andra Paraschiv 2020-04-21 93
:::::: The code at line 80 was first introduced by commit
:::::: 08a5a524ab0b6c939997c8d44b4d07e5ee97e91d nitro_enclaves: Handle PCI device command requests
:::::: TO: Andra Paraschiv <andraprs@...zon.com>
:::::: CC: 0day robot <lkp@...el.com>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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