On Monday, March 14, 2011 17:51:46 Robert P. J. Day wrote:
> On Mon, 14 Mar 2011, Alan Bartlett wrote:
> > On 14 March 2011 16:39, Robert P. J. Day <[log in to unmask]> wrote:
> > > On Mon, 14 Mar 2011, Alan Bartlett wrote:
> > >> The ext4.h file is exactly were Troy said it would be --
> > >> 
> > >> [quote]
> > >> # rpm -qf
> > >> /usr/src/kernels/2.6.32-71.18.2.el6.x86_64/include/trace/events/ext4.
> > >> h kernel-devel-2.6.32-71.18.2.el6.x86_64
> > >> #
> > >> [/quote]
> > >> 
> > >> Unless, of course, that is not what you need?
> > > 
> > >  but the fact that that's under /usr/src/kernels suggests (normally)
> > > that that's part of a kernel *source* package.
> > 
> > Nooo. You've missed the subtlety of Troy's post. Take another look at
> > what I quoted. The file come from the kernel-devel package. So just --
> > 
> > sudo yum install kernel-devel
> > 
> > -- and you will have the file. :-)
> 
>   i'm fairly familiar with the layout of the kernel source and i can
> assure you that that ext4.h file above doesn't represent the layout of
> the ext4 filesystem.  it's under the include/trace/events directory so
> it's clearly related to system tracing, not filesystem structure.
> 
>   let's just put all this on hold until i have the time this evening
> to do a more thorough search.

just try

yum whatprovides "*/ext4.h"

to find out what rpms contain that file.

	Cheers,

		Andreas