Re: mmotm 2009-06-30-12-50 uploaded

[Andrew Morton <akpm@linux-foundation.org>]

On Tue, 30 Jun 2009 13:19:48 -0700
Randy Dunlap <randy.dunlap@oracle.com> wrote:

> Valdis.Kletnieks@vt.edu wrote:

(I wasn't cc'ed?)

> > On Tue, 30 Jun 2009 12:51:30 PDT, akpm@linux-foundation.org said:
> >> The mm-of-the-moment snapshot 2009-06-30-12-50 has been uploaded to
> > 
> > This dies with quilt 0.44, thusly:
> > 
> > Applying patch procfs-provide-stack-information-for-threads-v08.patch
> > can't find file to patch at input line 20
> > Perhaps you used the wrong -p or --strip option?
> > The text leading up to this was:
> > --------------------------
> > |From: Stefani Seibold <stefani@seibold.net>
> > |
> > |A patch to give a better overview of the userland application stack usage,
> > |especially for embedded linux.
> > |
> > |Currently you are only able to dump the main process/thread stack usage
> > |which is showed in /proc/pid/status by the "VmStk" Value.  But you get no
> > |information about the consumed stack memory of the the threads.
> > |
> > |There is an enhancement in the /proc/<pid>/{task/*,}/*maps and which marks
> > |the vm mapping where the thread stack pointer reside with "[thread stack
> > |xxxxxxxx]".  xxxxxxxx is the maximum size of stack.  This is a value
> > |information, because libpthread doesn't set the start of the stack to the
> > |top of the mapped area, depending of the pthread usage.
> > |
> > |A sample output of /proc/<pid>/task/<tid>/maps looks like:
> > |
> > |08048000-08049000 r-xp 00000000 03:00 8312       /opt/z
> > |08049000-0804a000 rw-p 00001000 03:00 8312       /opt/z

The next line is:

a7d12000-a7d13000 ---p 00000000 00:00 0

And I bet stupid patch(1) saw that "---" and decided that it was the
start of a diff.

Try adding `-u' to the patch(1) command?

I use something like

	patch -u -f -p1 --fuzz=1 -s