From: kbuild test robot <fengguang.wu@intel.com>
To: Rafael Aquini <aquini@redhat.com>
Cc: linux-mm@kvack.org, Andrew Morton <akpm@linux-foundation.org>,
Michal Hocko <mhocko@suse.cz>
Subject: [memcg:since-3.6 456/496] drivers/virtio/virtio_balloon.c:145:10: warning: format '%zu' expects argument of type 'size_t', but argument 4 has type 'unsigned int'
Date: Wed, 21 Nov 2012 23:37:21 +0800 [thread overview]
Message-ID: <50acf531.zaJ8wmQW+6NHVbhr%fengguang.wu@intel.com> (raw)
tree: git://git.kernel.org/pub/scm/linux/kernel/git/mhocko/mm.git since-3.6
head: 223cdc1faeea55aa70fef23d54720ad3fdaf4c93
commit: 12cf48af8968fa1d0cc4c06065d7c37c3560c171 [456/496] virtio_balloon: introduce migration primitives to balloon pages
config: make ARCH=x86_64 allmodconfig
All warnings:
drivers/virtio/virtio_balloon.c: In function 'fill_balloon':
drivers/virtio/virtio_balloon.c:145:10: warning: format '%zu' expects argument of type 'size_t', but argument 4 has type 'unsigned int' [-Wformat]
vim +145 drivers/virtio/virtio_balloon.c
6b35e407 Rusty Russell 2008-02-04 129 static void fill_balloon(struct virtio_balloon *vb, size_t num)
6b35e407 Rusty Russell 2008-02-04 130 {
12cf48af Rafael Aquini 2012-11-21 131 struct balloon_dev_info *vb_dev_info = vb->vb_dev_info;
12cf48af Rafael Aquini 2012-11-21 132
6b35e407 Rusty Russell 2008-02-04 133 /* We can only do one array worth at a time. */
6b35e407 Rusty Russell 2008-02-04 134 num = min(num, ARRAY_SIZE(vb->pfns));
6b35e407 Rusty Russell 2008-02-04 135
12cf48af Rafael Aquini 2012-11-21 136 mutex_lock(&vb->balloon_lock);
3ccc9372 Michael S. Tsirkin 2012-04-12 137 for (vb->num_pfns = 0; vb->num_pfns < num;
3ccc9372 Michael S. Tsirkin 2012-04-12 138 vb->num_pfns += VIRTIO_BALLOON_PAGES_PER_PAGE) {
12cf48af Rafael Aquini 2012-11-21 139 struct page *page = balloon_page_enqueue(vb_dev_info);
12cf48af Rafael Aquini 2012-11-21 140
6b35e407 Rusty Russell 2008-02-04 141 if (!page) {
6b35e407 Rusty Russell 2008-02-04 142 if (printk_ratelimit())
6b35e407 Rusty Russell 2008-02-04 143 dev_printk(KERN_INFO, &vb->vdev->dev,
4f2ac849 Michal Hocko 2012-11-21 144 "Out of puff! Can't get %zu pages\n",
12cf48af Rafael Aquini 2012-11-21 @145 VIRTIO_BALLOON_PAGES_PER_PAGE);
6b35e407 Rusty Russell 2008-02-04 146 /* Sleep for at least 1/5 of a second before retry. */
6b35e407 Rusty Russell 2008-02-04 147 msleep(200);
6b35e407 Rusty Russell 2008-02-04 148 break;
6b35e407 Rusty Russell 2008-02-04 149 }
3ccc9372 Michael S. Tsirkin 2012-04-12 150 set_page_pfns(vb->pfns + vb->num_pfns, page);
3ccc9372 Michael S. Tsirkin 2012-04-12 151 vb->num_pages += VIRTIO_BALLOON_PAGES_PER_PAGE;
6b35e407 Rusty Russell 2008-02-04 152 totalram_pages--;
6b35e407 Rusty Russell 2008-02-04 153 }
---
0-DAY kernel build testing backend Open Source Technology Center
Fengguang Wu, Yuanhan Liu Intel Corporation
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next reply other threads:[~2012-11-21 15:38 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-11-21 15:37 kbuild test robot [this message]
2012-11-21 15:47 ` Michal Hocko
2012-11-21 19:55 ` Andrew Morton
2012-11-22 9:08 ` Michal Hocko
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