From: kbuild test robot <lkp@intel.com>
To: Michal Hocko <mhocko@kernel.org>
Cc: kbuild-all@01.org, Eric Dumazet <edumazet@google.com>,
linux-mm@kvack.org, LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] net: use kvmalloc rather than open coded variant
Date: Sat, 7 Jan 2017 11:33:15 +0800 [thread overview]
Message-ID: <201701071152.Do5cZJAt%fengguang.wu@intel.com> (raw)
In-Reply-To: <20170106161944.GW5556@dhcp22.suse.cz>
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Hi Michal,
[auto build test ERROR on net-next/master]
[also build test ERROR on v4.10-rc2 next-20170106]
[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/Michal-Hocko/net-use-kvmalloc-rather-than-open-coded-variant/20170107-104105
config: x86_64-randconfig-i0-201701 (attached as .config)
compiler: gcc-4.9 (Debian 4.9.4-2) 4.9.4
reproduce:
# save the attached .config to linux build tree
make ARCH=x86_64
Note: the linux-review/Michal-Hocko/net-use-kvmalloc-rather-than-open-coded-variant/20170107-104105 HEAD 29df6a817f53555953b47c6f8d09397f9f7b598c builds fine.
It only hurts bisectibility.
All error/warnings (new ones prefixed by >>):
net/core/dev.c: In function 'netif_alloc_rx_queues':
>> net/core/dev.c:7114:2: error: implicit declaration of function 'kvzalloc' [-Werror=implicit-function-declaration]
rx = kvzalloc(sz, GFP_KERNEL | __GFP_REPEAT);
^
>> net/core/dev.c:7114:5: warning: assignment makes pointer from integer without a cast
rx = kvzalloc(sz, GFP_KERNEL | __GFP_REPEAT);
^
net/core/dev.c: In function 'netif_alloc_netdev_queues':
net/core/dev.c:7154:5: warning: assignment makes pointer from integer without a cast
tx = kvzalloc(sz, GFP_KERNEL | __GFP_REPEAT);
^
net/core/dev.c: In function 'alloc_netdev_mqs':
net/core/dev.c:7690:4: warning: assignment makes pointer from integer without a cast
p = kvzalloc(alloc_size, GFP_KERNEL | __GFP_REPEAT);
^
cc1: some warnings being treated as errors
vim +/kvzalloc +7114 net/core/dev.c
7108 unsigned int i, count = dev->num_rx_queues;
7109 struct netdev_rx_queue *rx;
7110 size_t sz = count * sizeof(*rx);
7111
7112 BUG_ON(count < 1);
7113
> 7114 rx = kvzalloc(sz, GFP_KERNEL | __GFP_REPEAT);
7115 if (!rx)
7116 return -ENOMEM;
7117
---
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:[~2017-01-07 3:33 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-01-06 15:20 __GFP_REPEAT usage in fq_alloc_node Michal Hocko
2017-01-06 15:39 ` Eric Dumazet
2017-01-06 16:07 ` Michal Hocko
2017-01-06 16:19 ` Michal Hocko
2017-01-07 3:33 ` kbuild test robot [this message]
2017-01-07 9:19 ` [PATCH] net: use kvmalloc rather than open coded variant Michal Hocko
2017-01-07 3:35 ` kbuild test robot
2017-01-09 10:22 ` __GFP_REPEAT usage in fq_alloc_node Michal Hocko
2017-01-09 16:00 ` Eric Dumazet
2017-01-09 17:45 ` Michal Hocko
2017-01-09 17:53 ` Eric Dumazet
2017-01-14 23:43 ` [PATCH] net_sched: use kvmalloc rather than opencoded variant kbuild test robot
2017-01-16 8:54 ` Michal Hocko
2017-01-06 16:31 ` __GFP_REPEAT usage in fq_alloc_node Vlastimil Babka
2017-01-06 16:48 ` Eric Dumazet
2017-01-06 16:50 ` Eric Dumazet
2017-01-06 16:55 ` Vlastimil Babka
2017-01-06 17:08 ` Eric Dumazet
2017-01-06 17:18 ` Vlastimil Babka
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