* [lwn:docs-next 23/23] fs/super.c:1728: warning: expecting prototype for thaw_super(). Prototype was for thaw_super_locked() instead
@ 2021-01-18 22:28 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2021-01-18 22:28 UTC (permalink / raw
To: Mauro Carvalho Chehab; +Cc: kbuild-all, linux-doc, linux-media, Jonathan Corbet
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tree: git://git.lwn.net/linux-2.6 docs-next
head: 52042e2db45290f6a512d525518488b7bf143531
commit: 52042e2db45290f6a512d525518488b7bf143531 [23/23] scripts: kernel-doc: validate kernel-doc markup with the actual names
config: sparc-randconfig-m031-20210118 (attached as .config)
compiler: sparc-linux-gcc (GCC) 9.3.0
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
git remote add lwn git://git.lwn.net/linux-2.6
git fetch --no-tags lwn docs-next
git checkout 52042e2db45290f6a512d525518488b7bf143531
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=sparc
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
>> fs/super.c:1728: warning: expecting prototype for thaw_super(). Prototype was for thaw_super_locked() instead
--
>> fs/seq_file.c:672: warning: wrong kernel-doc identifier on line:
* A helper routine for putting decimal numbers without rich format of printf().
>> fs/seq_file.c:1056: warning: expecting prototype for seq_hlist_start_precpu(). Prototype was for seq_hlist_start_percpu() instead
--
>> fs/dcache.c:477: warning: expecting prototype for d_drop(). Prototype was for ___d_drop() instead
>> fs/dcache.c:1014: warning: expecting prototype for d_find_alias(). Prototype was for __d_find_alias() instead
--
>> fs/inode.c:1516: warning: expecting prototype for find_inode_by_rcu(). Prototype was for find_inode_by_ino_rcu() instead
>> fs/inode.c:1789: warning: expecting prototype for touch_atime(). Prototype was for atime_needs_update() instead
--
>> drivers/parport/share.c:280: warning: expecting prototype for parport_register_driver(). Prototype was for __parport_register_driver() instead
--
>> drivers/reset/core.c:888: warning: expecting prototype for device_reset(). Prototype was for __device_reset() instead
--
>> drivers/usb/cdns3/core.c:323: warning: expecting prototype for cdsn3_role_get(). Prototype was for cdns3_role_get() instead
--
>> drivers/usb/cdns3/ep0.c:690: warning: expecting prototype for cdns3_gadget_ep0_queue Transfer data on endpoint zero(). Prototype was for cdns3_gadget_ep0_queue() instead
>> drivers/usb/cdns3/ep0.c:781: warning: expecting prototype for cdns3_gadget_ep_set_wedge Set wedge on selected endpoint(). Prototype was for cdns3_gadget_ep_set_wedge() instead
>> drivers/usb/cdns3/ep0.c:876: warning: expecting prototype for cdns3_init_ep0 Initializes software endpoint 0 of gadget(). Prototype was for cdns3_init_ep0() instead
--
>> drivers/usb/cdns3/gadget.c:162: warning: expecting prototype for select_ep(). Prototype was for cdns3_select_ep() instead
>> drivers/usb/cdns3/gadget.c:509: warning: expecting prototype for cdns3_wa2_descmiss_copy_data copy data from internal requests to(). Prototype was for cdns3_wa2_descmiss_copy_data() instead
>> drivers/usb/cdns3/gadget.c:2029: warning: expecting prototype for cdns3_ep_config Configure hardware endpoint(). Prototype was for cdns3_ep_config() instead
>> drivers/usb/cdns3/gadget.c:2233: warning: expecting prototype for cdns3_gadget_ep_alloc_request Allocates request(). Prototype was for cdns3_gadget_ep_alloc_request() instead
>> drivers/usb/cdns3/gadget.c:2254: warning: expecting prototype for cdns3_gadget_ep_free_request Free memory occupied by request(). Prototype was for cdns3_gadget_ep_free_request() instead
>> drivers/usb/cdns3/gadget.c:2273: warning: expecting prototype for cdns3_gadget_ep_enable Enable endpoint(). Prototype was for cdns3_gadget_ep_enable() instead
>> drivers/usb/cdns3/gadget.c:2406: warning: expecting prototype for cdns3_gadget_ep_disable Disable endpoint(). Prototype was for cdns3_gadget_ep_disable() instead
>> drivers/usb/cdns3/gadget.c:2500: warning: expecting prototype for cdns3_gadget_ep_queue Transfer data on endpoint(). Prototype was for __cdns3_gadget_ep_queue() instead
>> drivers/usb/cdns3/gadget.c:2598: warning: expecting prototype for cdns3_gadget_ep_dequeue Remove request from transfer queue(). Prototype was for cdns3_gadget_ep_dequeue() instead
>> drivers/usb/cdns3/gadget.c:2662: warning: expecting prototype for __cdns3_gadget_ep_set_halt Sets stall on selected endpoint(). Prototype was for __cdns3_gadget_ep_set_halt() instead
>> drivers/usb/cdns3/gadget.c:2683: warning: expecting prototype for __cdns3_gadget_ep_clear_halt Clears stall on selected endpoint(). Prototype was for __cdns3_gadget_ep_clear_halt() instead
>> drivers/usb/cdns3/gadget.c:2730: warning: expecting prototype for clears stall on selected endpoint(). Prototype was for cdns3_gadget_ep_set_halt() instead
>> drivers/usb/cdns3/gadget.c:2775: warning: expecting prototype for cdns3_gadget_get_frame Returns number of actual ITP frame(). Prototype was for cdns3_gadget_get_frame() instead
>> drivers/usb/cdns3/gadget.c:2886: warning: expecting prototype for cdns3_gadget_udc_start Gadget start(). Prototype was for cdns3_gadget_udc_start() instead
>> drivers/usb/cdns3/gadget.c:2930: warning: expecting prototype for cdns3_gadget_udc_stop Stops gadget(). Prototype was for cdns3_gadget_udc_stop() instead
>> drivers/usb/cdns3/gadget.c:2993: warning: expecting prototype for cdns3_init_eps Initializes software endpoints of gadget(). Prototype was for cdns3_init_eps() instead
--
>> lib/crc7.c:66: warning: expecting prototype for crc7(). Prototype was for crc7_be() instead
--
>> crypto/asymmetric_keys/pkcs7_trust.c:20: warning: wrong kernel-doc identifier on line:
* Check the trust on one PKCS#7 SignedInfo block.
..
vim +1728 fs/super.c
18e9e5104fcd9a97 Josef Bacik 2010-03-23 1720
18e9e5104fcd9a97 Josef Bacik 2010-03-23 1721 /**
18e9e5104fcd9a97 Josef Bacik 2010-03-23 1722 * thaw_super -- unlock filesystem
18e9e5104fcd9a97 Josef Bacik 2010-03-23 1723 * @sb: the super to thaw
18e9e5104fcd9a97 Josef Bacik 2010-03-23 1724 *
18e9e5104fcd9a97 Josef Bacik 2010-03-23 1725 * Unlocks the filesystem and marks it writeable again after freeze_super().
18e9e5104fcd9a97 Josef Bacik 2010-03-23 1726 */
08fdc8a0138afaf3 Mateusz Guzik 2017-10-03 1727 static int thaw_super_locked(struct super_block *sb)
18e9e5104fcd9a97 Josef Bacik 2010-03-23 @1728 {
18e9e5104fcd9a97 Josef Bacik 2010-03-23 1729 int error;
18e9e5104fcd9a97 Josef Bacik 2010-03-23 1730
89f39af129382a40 Oleg Nesterov 2016-09-26 1731 if (sb->s_writers.frozen != SB_FREEZE_COMPLETE) {
18e9e5104fcd9a97 Josef Bacik 2010-03-23 1732 up_write(&sb->s_umount);
18e9e5104fcd9a97 Josef Bacik 2010-03-23 1733 return -EINVAL;
18e9e5104fcd9a97 Josef Bacik 2010-03-23 1734 }
18e9e5104fcd9a97 Josef Bacik 2010-03-23 1735
bc98a42c1f7d0f88 David Howells 2017-07-17 1736 if (sb_rdonly(sb)) {
8129ed29644bf56e Oleg Nesterov 2015-08-11 1737 sb->s_writers.frozen = SB_UNFROZEN;
18e9e5104fcd9a97 Josef Bacik 2010-03-23 1738 goto out;
8129ed29644bf56e Oleg Nesterov 2015-08-11 1739 }
18e9e5104fcd9a97 Josef Bacik 2010-03-23 1740
f1a9622037cd3704 Oleg Nesterov 2016-09-26 1741 lockdep_sb_freeze_acquire(sb);
f1a9622037cd3704 Oleg Nesterov 2016-09-26 1742
18e9e5104fcd9a97 Josef Bacik 2010-03-23 1743 if (sb->s_op->unfreeze_fs) {
18e9e5104fcd9a97 Josef Bacik 2010-03-23 1744 error = sb->s_op->unfreeze_fs(sb);
18e9e5104fcd9a97 Josef Bacik 2010-03-23 1745 if (error) {
18e9e5104fcd9a97 Josef Bacik 2010-03-23 1746 printk(KERN_ERR
18e9e5104fcd9a97 Josef Bacik 2010-03-23 1747 "VFS:Filesystem thaw failed\n");
f1a9622037cd3704 Oleg Nesterov 2016-09-26 1748 lockdep_sb_freeze_release(sb);
18e9e5104fcd9a97 Josef Bacik 2010-03-23 1749 up_write(&sb->s_umount);
18e9e5104fcd9a97 Josef Bacik 2010-03-23 1750 return error;
18e9e5104fcd9a97 Josef Bacik 2010-03-23 1751 }
18e9e5104fcd9a97 Josef Bacik 2010-03-23 1752 }
18e9e5104fcd9a97 Josef Bacik 2010-03-23 1753
5accdf82ba25cace Jan Kara 2012-06-12 1754 sb->s_writers.frozen = SB_UNFROZEN;
8129ed29644bf56e Oleg Nesterov 2015-08-11 1755 sb_freeze_unlock(sb);
8129ed29644bf56e Oleg Nesterov 2015-08-11 1756 out:
5accdf82ba25cace Jan Kara 2012-06-12 1757 wake_up(&sb->s_writers.wait_unfrozen);
18e9e5104fcd9a97 Josef Bacik 2010-03-23 1758 deactivate_locked_super(sb);
18e9e5104fcd9a97 Josef Bacik 2010-03-23 1759 return 0;
18e9e5104fcd9a97 Josef Bacik 2010-03-23 1760 }
08fdc8a0138afaf3 Mateusz Guzik 2017-10-03 1761
:::::: The code at line 1728 was first introduced by commit
:::::: 18e9e5104fcd9a973ffe3eed3816c87f2a1b6cd2 Introduce freeze_super and thaw_super for the fsfreeze ioctl
:::::: TO: Josef Bacik <josef@redhat.com>
:::::: CC: Al Viro <viro@zeniv.linux.org.uk>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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