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authorMauro Carvalho Chehab <mchehab@redhat.com>2012-03-19 13:41:24 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2012-03-19 13:41:24 -0300
commit9ce28d827f74d0acdd058bded8bab5309b0f5c8f (patch)
tree634f22e8df9c7fd3966b3639e3e997436751ca50 /include/trace/events/writeback.h
parentf074ff92b5b26f3a559fab1203c36e140ea8d067 (diff)
parentc16fa4f2ad19908a47c63d8fa436a1178438c7e7 (diff)
downloadop-kernel-dev-9ce28d827f74d0acdd058bded8bab5309b0f5c8f.zip
op-kernel-dev-9ce28d827f74d0acdd058bded8bab5309b0f5c8f.tar.gz
Merge tag 'v3.3' into staging/for_v3.4
* tag 'v3.3': (1646 commits) Linux 3.3 Don't limit non-nested epoll paths netfilter: ctnetlink: fix race between delete and timeout expiration ipv6: Don't dev_hold(dev) in ip6_mc_find_dev_rcu. nilfs2: fix NULL pointer dereference in nilfs_load_super_block() nilfs2: clamp ns_r_segments_percentage to [1, 99] afs: Remote abort can cause BUG in rxrpc code afs: Read of file returns EBADMSG C6X: remove dead code from entry.S wimax/i2400m: fix erroneous NETDEV_TX_BUSY use net/hyperv: fix erroneous NETDEV_TX_BUSY use net/usbnet: reserve headroom on rx skbs bnx2x: fix memory leak in bnx2x_init_firmware() bnx2x: fix a crash on corrupt firmware file sch_sfq: revert dont put new flow at the end of flows ipv6: fix icmp6_dst_alloc() MAINTAINERS: Add Serge as maintainer of capabilities drivers/video/backlight/s6e63m0.c: fix corruption storing gamma mode MAINTAINERS: add entry for exynos mipi display drivers MAINTAINERS: fix link to Gustavo Padovans tree ...
Diffstat (limited to 'include/trace/events/writeback.h')
-rw-r--r--include/trace/events/writeback.h7
1 files changed, 5 insertions, 2 deletions
diff --git a/include/trace/events/writeback.h b/include/trace/events/writeback.h
index 8588a89..5973410 100644
--- a/include/trace/events/writeback.h
+++ b/include/trace/events/writeback.h
@@ -47,7 +47,10 @@ DECLARE_EVENT_CLASS(writeback_work_class,
__field(int, reason)
),
TP_fast_assign(
- strncpy(__entry->name, dev_name(bdi->dev), 32);
+ struct device *dev = bdi->dev;
+ if (!dev)
+ dev = default_backing_dev_info.dev;
+ strncpy(__entry->name, dev_name(dev), 32);
__entry->nr_pages = work->nr_pages;
__entry->sb_dev = work->sb ? work->sb->s_dev : 0;
__entry->sync_mode = work->sync_mode;
@@ -426,7 +429,7 @@ DECLARE_EVENT_CLASS(writeback_single_inode_template,
TP_fast_assign(
strncpy(__entry->name,
- dev_name(inode->i_mapping->backing_dev_info->dev), 32);
+ dev_name(inode_to_bdi(inode)->dev), 32);
__entry->ino = inode->i_ino;
__entry->state = inode->i_state;
__entry->dirtied_when = inode->dirtied_when;
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