Thread (19 messages) 19 messages, 8 authors, 2003-08-14

Re: 2.6.0-test3-mm1

From: Martin J. Bligh <hidden>
Date: 2003-08-11 22:58:28
Also in: lkml

quoted
On Mon, Aug 11, 2003 at 01:17:04PM -0700, Martin J. Bligh wrote:
quoted
Buggered if I know what Letext is doing there ???
      6577     3.9% total
      1157     0.0% Letext
       937     0.0% direct_strnlen_user
       748   440.0% filp_close
       722    21.2% __copy_from_user_ll
       610     2.6% page_remove_rmap
       492   487.1% file_ra_state_init
       452    12.4% find_get_page
       405     7.6% __copy_to_user_ll
       402    28.6% schedule
       386     0.0% kpmd_ctor
       348     4.4% __d_lookup
       310    16.6% atomic_dec_and_lock
       300   174.4% may_open
You can figure out what it is by reading addresses directly out of
/proc/profile that would correspond to it (i.e. modifying readprofile)
and correlating it with an area of text in a disassembled kernel.
Was more interested in which patch screwed up the profiling really ...
I suspect someone knows already ;-)
Looks to me like all the .text.lock.foo stuff got dumped under Letext
actually .... oops. Sometime between test2-mm1 and test2-mm3, I think?

M.

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