* [PATCH] Btrfs: add truncated_len for ordered extent tracepoints
@ 2016-12-01 21:44 Liu Bo
2016-12-12 13:09 ` David Sterba
0 siblings, 1 reply; 2+ messages in thread
From: Liu Bo @ 2016-12-01 21:44 UTC (permalink / raw)
To: linux-btrfs; +Cc: David Sterba
This can help us monitor truncated ordered extents.
Signed-off-by: Liu Bo <bo.li.liu@oracle.com>
---
include/trace/events/btrfs.h | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/include/trace/events/btrfs.h b/include/trace/events/btrfs.h
index e030d6f..1dc1197 100644
--- a/include/trace/events/btrfs.h
+++ b/include/trace/events/btrfs.h
@@ -259,6 +259,7 @@ DECLARE_EVENT_CLASS(btrfs__ordered_extent,
__field( int, compress_type )
__field( int, refs )
__field( u64, root_objectid )
+ __field( u64, truncated_len )
),
TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
@@ -273,10 +274,12 @@ DECLARE_EVENT_CLASS(btrfs__ordered_extent,
__entry->refs = atomic_read(&ordered->refs);
__entry->root_objectid =
BTRFS_I(inode)->root->root_key.objectid;
+ __entry->truncated_len = ordered->truncated_len;
),
TP_printk_btrfs("root = %llu(%s), ino = %llu, file_offset = %llu, "
"start = %llu, len = %llu, disk_len = %llu, "
+ "truncated_len = %llu, "
"bytes_left = %llu, flags = %s, compress_type = %d, "
"refs = %d",
show_root_type(__entry->root_objectid),
@@ -285,6 +288,7 @@ DECLARE_EVENT_CLASS(btrfs__ordered_extent,
(unsigned long long)__entry->start,
(unsigned long long)__entry->len,
(unsigned long long)__entry->disk_len,
+ (unsigned long long)__entry->truncated_len,
(unsigned long long)__entry->bytes_left,
show_ordered_flags(__entry->flags),
__entry->compress_type, __entry->refs)
--
2.5.5
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] Btrfs: add truncated_len for ordered extent tracepoints
2016-12-01 21:44 [PATCH] Btrfs: add truncated_len for ordered extent tracepoints Liu Bo
@ 2016-12-12 13:09 ` David Sterba
0 siblings, 0 replies; 2+ messages in thread
From: David Sterba @ 2016-12-12 13:09 UTC (permalink / raw)
To: Liu Bo; +Cc: linux-btrfs, David Sterba
On Thu, Dec 01, 2016 at 01:44:10PM -0800, Liu Bo wrote:
> This can help us monitor truncated ordered extents.
>
> Signed-off-by: Liu Bo <bo.li.liu@oracle.com>
Reviewed-by: David Sterba <dsterba@suse.com>
^ permalink raw reply [flat|nested] 2+ messages in thread
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