[lkml]   [2009]   [Apr]   [14]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [PATCH] tracing/lockdep: turn lock->name into an array
On Tue, 2009-04-14 at 00:42 +0200, Frederic Weisbecker wrote:
> > +#define LOCK_NAME_SIZE 25
> This constant may look a bit weird.
> I just started with the assumption that a full lock name
> will rarely exceed this length.
> If you agree with it, I will expand the conversion of lockdep
> TRACE_FORMAT to TRACE_EVENTS with the same assumption.
> So that we will be able to use filters with locks events.

I really really hate this.

if you pick a size on the top end so that all lock->name's fit in,
you're wasting heaps of space, if you pick a median length, everything
will get truncated.

If you're going to do a copy, just do the print into the buffer by using
_FORMAT and be done with it.

 \ /
  Last update: 2009-04-14 09:49    [W:0.062 / U:10.048 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site