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Message-ID: <202501081121.TPz5Sn81-lkp@intel.com>
Date: Wed, 8 Jan 2025 11:13:48 +0800
From: kernel test robot <lkp@...el.com>
To: Oliver O'Halloran <oohall@...il.com>
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
Michael Ellerman <mpe@...erman.id.au>
Subject: arch/powerpc/kernel/eeh_event.c:125: warning: expecting prototype
for eeh_send_failure_event(). Prototype was for __eeh_send_failure_event()
instead
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 09a0fa92e5b45e99cf435b2fbf5ebcf889cf8780
commit: 954bd99435b8ba99e86665d6a2ec1baa1d128325 powerpc/eeh: Add eeh_force_recover to debugfs
date: 6 years ago
config: powerpc64-randconfig-002-20231105 (https://download.01.org/0day-ci/archive/20250108/202501081121.TPz5Sn81-lkp@intel.com/config)
compiler: powerpc64-linux-gcc (GCC) 12.4.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250108/202501081121.TPz5Sn81-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202501081121.TPz5Sn81-lkp@intel.com/
All warnings (new ones prefixed by >>):
arch/powerpc/kernel/eeh_event.c:52: warning: Function parameter or struct member 'dummy' not described in 'eeh_event_handler'
>> arch/powerpc/kernel/eeh_event.c:125: warning: expecting prototype for eeh_send_failure_event(). Prototype was for __eeh_send_failure_event() instead
vim +125 arch/powerpc/kernel/eeh_event.c
172ca9261800ba arch/powerpc/platforms/pseries/eeh_event.c Linas Vepstas 2005-11-03 115
172ca9261800ba arch/powerpc/platforms/pseries/eeh_event.c Linas Vepstas 2005-11-03 116 /**
29f8bf1b7f79f6 arch/powerpc/platforms/pseries/eeh_event.c Gavin Shan 2012-02-27 117 * eeh_send_failure_event - Generate a PCI error event
c533b46cc7da58 arch/powerpc/platforms/pseries/eeh_event.c Gavin Shan 2012-09-07 118 * @pe: EEH PE
172ca9261800ba arch/powerpc/platforms/pseries/eeh_event.c Linas Vepstas 2005-11-03 119 *
172ca9261800ba arch/powerpc/platforms/pseries/eeh_event.c Linas Vepstas 2005-11-03 120 * This routine can be called within an interrupt context;
172ca9261800ba arch/powerpc/platforms/pseries/eeh_event.c Linas Vepstas 2005-11-03 121 * the actual event will be delivered in a normal context
172ca9261800ba arch/powerpc/platforms/pseries/eeh_event.c Linas Vepstas 2005-11-03 122 * (from a workqueue).
172ca9261800ba arch/powerpc/platforms/pseries/eeh_event.c Linas Vepstas 2005-11-03 123 */
954bd99435b8ba arch/powerpc/kernel/eeh_event.c Oliver O'Halloran 2019-02-15 124 int __eeh_send_failure_event(struct eeh_pe *pe)
172ca9261800ba arch/powerpc/platforms/pseries/eeh_event.c Linas Vepstas 2005-11-03 @125 {
172ca9261800ba arch/powerpc/platforms/pseries/eeh_event.c Linas Vepstas 2005-11-03 126 unsigned long flags;
172ca9261800ba arch/powerpc/platforms/pseries/eeh_event.c Linas Vepstas 2005-11-03 127 struct eeh_event *event;
c533b46cc7da58 arch/powerpc/platforms/pseries/eeh_event.c Gavin Shan 2012-09-07 128
7e4bbaf0bf13c3 arch/powerpc/platforms/pseries/eeh_event.c Gavin Shan 2012-09-07 129 event = kzalloc(sizeof(*event), GFP_ATOMIC);
c533b46cc7da58 arch/powerpc/platforms/pseries/eeh_event.c Gavin Shan 2012-09-07 130 if (!event) {
c533b46cc7da58 arch/powerpc/platforms/pseries/eeh_event.c Gavin Shan 2012-09-07 131 pr_err("EEH: out of memory, event not handled\n");
c533b46cc7da58 arch/powerpc/platforms/pseries/eeh_event.c Gavin Shan 2012-09-07 132 return -ENOMEM;
172ca9261800ba arch/powerpc/platforms/pseries/eeh_event.c Linas Vepstas 2005-11-03 133 }
c533b46cc7da58 arch/powerpc/platforms/pseries/eeh_event.c Gavin Shan 2012-09-07 134 event->pe = pe;
172ca9261800ba arch/powerpc/platforms/pseries/eeh_event.c Linas Vepstas 2005-11-03 135
172ca9261800ba arch/powerpc/platforms/pseries/eeh_event.c Linas Vepstas 2005-11-03 136 /* We may or may not be called in an interrupt context */
172ca9261800ba arch/powerpc/platforms/pseries/eeh_event.c Linas Vepstas 2005-11-03 137 spin_lock_irqsave(&eeh_eventlist_lock, flags);
172ca9261800ba arch/powerpc/platforms/pseries/eeh_event.c Linas Vepstas 2005-11-03 138 list_add(&event->list, &eeh_eventlist);
172ca9261800ba arch/powerpc/platforms/pseries/eeh_event.c Linas Vepstas 2005-11-03 139 spin_unlock_irqrestore(&eeh_eventlist_lock, flags);
172ca9261800ba arch/powerpc/platforms/pseries/eeh_event.c Linas Vepstas 2005-11-03 140
c86085580d5f60 arch/powerpc/kernel/eeh_event.c Gavin Shan 2013-06-20 141 /* For EEH deamon to knick in */
2fea82db113e44 arch/powerpc/kernel/eeh_event.c Arnd Bergmann 2018-12-10 142 complete(&eeh_eventlist_event);
172ca9261800ba arch/powerpc/platforms/pseries/eeh_event.c Linas Vepstas 2005-11-03 143
172ca9261800ba arch/powerpc/platforms/pseries/eeh_event.c Linas Vepstas 2005-11-03 144 return 0;
172ca9261800ba arch/powerpc/platforms/pseries/eeh_event.c Linas Vepstas 2005-11-03 145 }
99866595340fa2 arch/powerpc/kernel/eeh_event.c Gavin Shan 2013-06-20 146
:::::: The code at line 125 was first introduced by commit
:::::: 172ca9261800bacbbc7d320d9924d9b482dff8de [PATCH] ppc64: PCI error event dispatcher
:::::: TO: Linas Vepstas <linas@...as.org>
:::::: CC: Paul Mackerras <paulus@...ba.org>
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