From: kbuild test robot <lkp@intel.com>
To: Matthew Wilcox <willy@infradead.org>
Cc: kbuild-all@01.org, linux-mm@kvack.org,
Kirill Tkhai <ktkhai@virtuozzo.com>,
Matthew Wilcox <mawilcox@microsoft.com>,
linux-kernel@vger.kernel.org,
"Paul E. McKenney" <paulmck@linux.vnet.ibm.com>
Subject: Re: [PATCH 3/4] mm: Add free()
Date: Sat, 24 Mar 2018 15:38:56 +0800 [thread overview]
Message-ID: <201803241557.SoD43ZaI%fengguang.wu@intel.com> (raw)
In-Reply-To: <20180322195819.24271-4-willy@infradead.org>
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Hi Matthew,
I love your patch! Yet something to improve:
[auto build test ERROR on rcu/rcu/next]
[also build test ERROR on v4.16-rc6 next-20180323]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
url: https://github.com/0day-ci/linux/commits/Matthew-Wilcox/Add-free-function/20180324-140756
base: https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git rcu/next
config: s390-default_defconfig (attached as .config)
compiler: s390x-linux-gnu-gcc (Debian 7.2.0-11) 7.2.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# save the attached .config to linux build tree
make.cross ARCH=s390
All errors (new ones prefixed by >>):
>> drivers/s390/cio/blacklist.c:43:20: error: 'free' redeclared as different kind of symbol
typedef enum {add, free} range_action;
^~~~
In file included from include/linux/list.h:9:0,
from include/linux/preempt.h:11,
from include/linux/spinlock.h:51,
from include/linux/vmalloc.h:5,
from drivers/s390/cio/blacklist.c:15:
include/linux/kernel.h:935:6: note: previous declaration of 'free' was here
void free(const void *);
^~~~
vim +/free +43 drivers/s390/cio/blacklist.c
^1da177e Linus Torvalds 2005-04-16 30
^1da177e Linus Torvalds 2005-04-16 31 /*
^1da177e Linus Torvalds 2005-04-16 32 * "Blacklisting" of certain devices:
^1da177e Linus Torvalds 2005-04-16 33 * Device numbers given in the commandline as cio_ignore=... won't be known
^1da177e Linus Torvalds 2005-04-16 34 * to Linux.
^1da177e Linus Torvalds 2005-04-16 35 *
^1da177e Linus Torvalds 2005-04-16 36 * These can be single devices or ranges of devices
^1da177e Linus Torvalds 2005-04-16 37 */
^1da177e Linus Torvalds 2005-04-16 38
fb6958a5 Cornelia Huck 2006-01-06 39 /* 65536 bits for each set to indicate if a devno is blacklisted or not */
a8237fc4 Cornelia Huck 2006-01-06 40 #define __BL_DEV_WORDS ((__MAX_SUBCHANNEL + (8*sizeof(long) - 1)) / \
^1da177e Linus Torvalds 2005-04-16 41 (8*sizeof(long)))
fb6958a5 Cornelia Huck 2006-01-06 42 static unsigned long bl_dev[__MAX_SSID + 1][__BL_DEV_WORDS];
^1da177e Linus Torvalds 2005-04-16 @43 typedef enum {add, free} range_action;
^1da177e Linus Torvalds 2005-04-16 44
:::::: The code at line 43 was first introduced by commit
:::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2
:::::: TO: Linus Torvalds <torvalds@ppc970.osdl.org>
:::::: CC: Linus Torvalds <torvalds@ppc970.osdl.org>
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
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next prev parent reply other threads:[~2018-03-24 7:39 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-22 19:58 [PATCH 0/4] Add free() function Matthew Wilcox
2018-03-22 19:58 ` [PATCH 1/4] decompression: Rename malloc and free Matthew Wilcox
2018-03-22 19:58 ` [PATCH 2/4] Rename 'free' functions Matthew Wilcox
2018-03-22 19:58 ` [PATCH 3/4] mm: Add free() Matthew Wilcox
2018-03-23 8:04 ` Rasmus Villemoes
2018-03-23 14:34 ` Matthew Wilcox
2018-04-03 8:50 ` Pavel Machek
2018-04-03 11:41 ` Matthew Wilcox
2018-03-23 13:33 ` Kirill Tkhai
2018-03-23 15:14 ` Matthew Wilcox
2018-03-23 15:49 ` Kirill Tkhai
2018-03-23 16:15 ` Matthew Wilcox
2018-03-25 23:56 ` Matthew Wilcox
2018-03-24 7:38 ` kbuild test robot [this message]
2018-03-22 19:58 ` [PATCH 4/4] rcu: Switch to using free() instead of kfree() Matthew Wilcox
2018-03-24 7:07 ` kbuild test robot
2018-03-24 8:20 ` kbuild test robot
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