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tracing: Use __get_str() when manipulating strings 

Use __get_str(str) rather than __get_dynamic_array(str) when
deadling with strings.

It is just a code cleanup, no changes on tracepoint ABI.

Link: http://lkml.kernel.org/r/ea260df91817411cca2a1f3db2abd88860094788.1467407618.git.bristot@redhat.com

Cc: Trond Myklebust <trond.myklebust@primarydata.com>
Cc: Anna Schumaker <anna.schumaker@netapp.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: linux-nfs@vger.kernel.org
Suggested-by: Steven Rostedt <rostedt@goodmis.org>
Reviewed-by: Steven Rostedt <rostedt@goodmis.org>
Signed-off-by: Daniel Bristot de Oliveira <bristot@redhat.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
This commit is contained in:
Daniel Bristot de Oliveira 2016-07-01 20:44:36 -03:00 committed by Steven Rostedt
parent a17167ce11
commit 752d596b39
3 changed files with 6 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
fs/nfs/nfs4trace.h
View File

@ -1235,8 +1235,8 @@ DECLARE_EVENT_CLASS(nfs4_idmap_event,
len = 0;
__entry->error = error < 0 ? error : 0;
__entry->id = id;
memcpy(__get_dynamic_array(name), name, len);
((char *)__get_dynamic_array(name))[len] = 0;
memcpy(__get_str(name), name, len);
__get_str(name)[len] = 0;
),
TP_printk(

4
fs/nfs/nfstrace.h
View File

@ -707,9 +707,9 @@ TRACE_EVENT(nfs_sillyrename_unlink,
__entry->dev = dir->i_sb->s_dev;
__entry->dir = NFS_FILEID(dir);
__entry->error = error;
memcpy(__get_dynamic_array(name),
memcpy(__get_str(name),
data->args.name.name, len);
((char *)__get_dynamic_array(name))[len] = 0;
__get_str(name)[len] = 0;
),
TP_printk(

4
include/trace/events/printk.h
View File

@ -16,8 +16,8 @@ TRACE_EVENT(console,
),
TP_fast_assign(
memcpy(__get_dynamic_array(msg), text, len);
((char *)__get_dynamic_array(msg))[len] = 0;
memcpy(__get_str(msg), text, len);
__get_str(msg)[len] = 0;
),
TP_printk("%s", __get_str(msg))