lkml.org 
[lkml]   [2010]   [Mar]   [27]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [RFC PATCH 2/7] perf: add pipe-specific header read/write and event processing code
Em Sat, Mar 27, 2010 at 04:14:57AM +0100, Frederic Weisbecker escreveu:
> On Wed, Mar 03, 2010 at 01:05:24AM -0600, Tom Zanussi wrote:
> >
> > +int perf_header__write_pipe(struct perf_header *self, int fd)
> > +{
> > + struct perf_file_header_pipe f_header;
> > + int err;
> > +
> > + f_header = (struct perf_file_header_pipe){
> > + .magic = PERF_MAGIC,
> > + .size = sizeof(f_header),
> > + };

> I actually wonder why you bother with a header in the pipe mode,
> since it only contains MAGIC and its size.

Because he wants to detect endianness :-)

- ARnaldo


\
 
 \ /
  Last update: 2010-03-27 23:59    [from the cache]
©2003-2011 Jasper Spaans