Eric W. Biederman wrote:
Sid Boyce <[EMAIL PROTECTED]> writes:

This is what I've got so far on the first boot, I shall have to check the
manpage for git-bisect again to see if there is anything else to be added,
nothing enlightening seen so far - further reboots to be done.

I'm a little confused at what I am seeing below.
Normally what happens is that after a kernel compile and test.  You call
"git-bisect bad" or "git-bisect good" and then git-bisect picks the next
kernel to test.  Then you compile and test that one.  It looks like
you called git-bisect bad several times in a row without testing....


Eric

This is the procedure I followed.
<--  snip  -->

# install git and cogito on your computer

# clone Linus' tree:
cg-clone git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git

# start bisecting:
cd linux-2.6
git bisect start
git bisect bad 86a71dbd3e81e8870d0f0e56b87875f57e58222b
git bisect good ac98695d6c1508b724f246f38ce57fb4e3cec356

# start round
cp /path/to/.config .
make oldconfig
make
# install kernel, check whether it's good or bad, then:
git bisect [bad|good]
========================================================
I built and installed the kernel downloaded using "cg-clone", booted it up and ran "git bisect bad". I'm also somewhat confused as the first failing kernel is 2.6.20-git11, the Makefile says the kernel got with cg-clone is actually 2.6.21-rc4 and it built as 2.6.20-g208367ee.
Regards
Sid.

barrabas:/usr/src/GIT/linux-2.6 # git bisect bad
Bisecting: 22 revisions left to test after this
[3fc605a2aa38899c12180ca311f1eeb61a6d867e] knfsd: allow the server to provide a
gid list when using AUTH_UNIX authentication
rrabas:/usr/src/GIT/linux-2.6 # git bisect bad
Bisecting: 11 revisions left to test after this
[ed8b4d4d7a31923db32f4684535944d69eb43677] qconf: hide empty list items
barrabas:/usr/src/GIT/linux-2.6 #
rrabas:/usr/src/GIT/linux-2.6 # git bisect bad
Bisecting: 6 revisions left to test after this
[66e7c7230fed159e138fc1292ee662b8bbdb74d6] qconf: relocate Search Command
barrabas:/usr/src/GIT/linux-2.6 #

barrabas:/usr/src/GIT/linux-2.6 # git bisect bad
Bisecting: 3 revisions left to test after this
[895a39a084e5478121a74752a291165c4502378f] Make mkcompile_h use LANG=C and
LC_ALL=C for $CC -v

barrabas:/usr/src/GIT/linux-2.6 # git bisect bad
Bisecting: 2 revisions left to test after this
[8c7e4498adfdb4aea5a0d056590ec18d099ba062] search a little harder for mkimage

barrabas:/usr/src/GIT/linux-2.6 # git bisect bad
Bisecting: 1 revisions left to test after this
[b7de8e7e3c7b79a72c20c7fd58bd65df3d146b13] ia64: fix noncoherent DMA API so
devres builds

# git bisect bad
b7de8e7e3c7b79a72c20c7fd58bd65df3d146b13 is first bad commit
commit b7de8e7e3c7b79a72c20c7fd58bd65df3d146b13
Author: Roland Dreier <[EMAIL PROTECTED]>
Date:   Wed Feb 14 00:32:53 2007 -0800

   [PATCH] ia64: fix noncoherent DMA API so devres builds

   On ia64, drivers/base/dma-mapping.c doesn't build because it calls
   dma_alloc_noncoherent() and dma_free_noncoherent(), which appear to be
   terminally broken; the calls end up generating errors like

       drivers/base/dma-mapping.c: In function 'dmam_noncoherent_release':
       drivers/base/dma-mapping.c:32: error: 'struct ia64_machine_vector' has no
member named 'platform_dma_free_coherent'

   because the multiple levels of macro expansion in <asm/dma-mapping.h> and
   <asm/machvec.h> end up turning a call to dma_free_noncoherent() into
   ia64_mv.platform_dma_free_coherent (instead of the intended
   ia64_mv.dma_free_coherent).

   This patch fixes this by converting dma_{alloc,free}_noncoherent() into
   inline functions that call the corresponding coherent functions, instead of
   trying to do this with macros.

   Signed-off-by: Roland Dreier <[EMAIL PROTECTED]>
   Acked-by: Tony Luck <[EMAIL PROTECTED]>
   Cc: Al Viro <[EMAIL PROTECTED]>
   Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
   Signed-off-by: Linus Torvalds <[EMAIL PROTECTED]>
:040000 040000 ac36019577dc1846a5655918cf9d6b2541c398cf
ba536f54303cc9495b7839763ed1121d3a22154c M      include

barrabas:/usr/src/GIT/linux-2.6 # git bisect bad
86a71dbd3e81e8870d0f0e56b87875f57e58222b
Bisecting: 44 revisions left to test after this
[208367eeec8d6f6fcee1a0672af2149aeee7b658] sysctl: cdrom: remove unnecessary
insert_at_head flag

barrabas:/usr/src/GIT/linux-2.6 # git bisect good
ac98695d6c1508b724f246f38ce57fb4e3cec356
Bisecting: 44 revisions left to test after this
[208367eeec8d6f6fcee1a0672af2149aeee7b658] sysctl: cdrom: remove unnecessary
insert_at_head flag

Regards
Sid.

--
Sid Boyce ... Hamradio License G3VBV, Licensed Private Pilot
Emeritus IBM/Amdahl Mainframes and Sun/Fujitsu Servers Tech Support Specialist,
Cricket Coach
Microsoft Windows Free Zone - Linux used for all Computing Tasks




--
Sid Boyce ... Hamradio License G3VBV, Licensed Private Pilot
Emeritus IBM/Amdahl Mainframes and Sun/Fujitsu Servers Tech Support Specialist, 
Cricket Coach
Microsoft Windows Free Zone - Linux used for all Computing Tasks


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