[OE-core] [PATCH][master][fido][dizzy] Revert "perf: fix for rebuilding"

Martin Jansa martin.jansa at gmail.com
Mon Sep 21 19:04:22 UTC 2015


On Wed, Sep 16, 2015 at 03:48:58PM +0800, Robert Yang wrote:
> 
> Hi Martin,
> 
> I've figured out the reason, this is because the task's default cwd
> is ${B}, the easier way to fix the problem is use mkdir -p rather than
> mkdir, autotools.bbclass also has this problem, but I'd like to fix
> exec_func, I will send a patch to bitbake-devel after more testing.

Unfortunately "mkdir -p" fixes only part of this problem, it still fails
quite often when bitbake tries to "os.chdir(cwd)" in populate_lic
after do_configure removed ${B} and before do_configure re-created it
with "mkdir -p".

So 3 from 50 iterations (if I use the same for cycle to test this) fail
with:

NOTE: recipe perf-1.0-r9: task do_configure: Started
NOTE: recipe perf-1.0-r9: task do_populate_lic: Started
ERROR: Build of do_populate_lic failed
ERROR: Traceback (most recent call last):
  File "/OE/build/oe-core/bitbake/lib/bb/build.py", line 553, in exec_task
    return _exec_task(fn, task, d, quieterr)
  File "/OE/build/oe-core/bitbake/lib/bb/build.py", line 493, in _exec_task
    exec_func(func, localdata)
  File "/OE/build/oe-core/bitbake/lib/bb/build.py", line 227, in exec_func
    exec_func_python(func, d, runfile, cwd=adir)
  File "/OE/build/oe-core/bitbake/lib/bb/build.py", line 252, in exec_func_python
    os.chdir(cwd)
OSError: [Errno 2] No such file or directory: '/OE/build/oe-core/tmp-glibc/work/qemux86-oe-linux/perf/1.0-r9/perf-1.0'

NOTE: recipe perf-1.0-r9: task do_populate_lic: Failed
ERROR: Task 7 (/OE/build/oe-core/openembedded-core/meta/recipes-kernel/perf/perf.bb, do_populate_lic) failed with exit code '1'
NOTE: recipe perf-1.0-r9: task do_configure: Succeeded


or even longer exception:

NOTE: recipe perf-1.0-r9: task do_populate_lic: Started
NOTE: recipe perf-1.0-r9: task do_configure: Started
ERROR: Error executing a python function in /OE/build/oe-core/openembedded-core/meta/recipes-kernel/perf/perf.bb:

The stack trace of python calls that resulted in this exception/failure was:
File: 'sstate_task_postfunc', lineno: 14, function: <module>
     0010:    sstate_package(shared_state, d)
     0011:    os.umask(omask)
     0012:
     0013:
 *** 0014:sstate_task_postfunc(d)
     0015:
File: 'sstate_task_postfunc', lineno: 4, function: sstate_task_postfunc
     0001:
     0002:def sstate_task_postfunc(d):
     0003:    shared_state = sstate_state_fromvars(d)
 *** 0004:    sstate_install(shared_state, d)
     0005:    for intercept in shared_state['interceptfuncs']:
     0006:        bb.build.exec_func(intercept, d)
     0007:    omask = os.umask(002)
     0008:    if omask != 002:
File: 'sstate.bbclass', lineno: 113, function: sstate_install
     0109:        if os.path.exists(state[1]):
     0110:            oe.path.copyhardlinktree(state[1], state[2])
     0111:
     0112:    for postinst in (d.getVar('SSTATEPOSTINSTFUNCS', True) or '').split():
 *** 0113:        bb.build.exec_func(postinst, d)
     0114:
     0115:    for lock in locks:
     0116:        bb.utils.unlockfile(lock)
     0117:
File: '/OE/build/oe-core/bitbake/lib/bb/build.py', lineno: 227, function: exec_func
     0223:                pass
     0224:
     0225:    with bb.utils.fileslocked(lockfiles):
     0226:        if ispython:
 *** 0227:            exec_func_python(func, d, runfile, cwd=adir)
    0228:        else:
     0229:            exec_func_shell(func, d, runfile, cwd=adir)
     0230:
     0231:_functionfmt = """
File: '/OE/build/oe-core/bitbake/lib/bb/build.py', lineno: 252, function: exec_func_python
     0248:        try:
     0249:            olddir = os.getcwd()
     0250:        except OSError:
     0251:            olddir = None
 *** 0252:        os.chdir(cwd)
     0253:
     0254:    bb.debug(2, "Executing python function %s" % func)
     0255:
     0256:    try:
Exception: OSError: [Errno 2] No such file or directory: '/OE/build/oe-core/tmp-glibc/work/qemux86-oe-linux/perf/1.0-r9/perf-1.0'

ERROR: Function failed: sstate_task_postfunc
ERROR: Logfile of failure stored in: /OE/build/oe-core/tmp-glibc/work/qemux86-oe-linux/perf/1.0-r9/temp/log.do_populate_lic.16588
NOTE: recipe perf-1.0-r9: task do_populate_lic: Failed
ERROR: Task 7 (/OE/build/oe-core/openembedded-core/meta/recipes-kernel/perf/perf.bb, do_populate_lic) failed with exit code '1'
NOTE: recipe perf-1.0-r9: task do_configure: Succeeded
NOTE: Tasks Summary: Attempted 840 tasks of which 835 didn't need to be rerun and 1 failed.

So this revert (or more complete fix) is still needed in master, fido and dizzy.

Regards,

> 
> // Robert
> 
> On 09/15/2015 01:53 PM, Robert Yang wrote:
> >
> > Hi Martin,
> >
> > Sorry, I'm blocked by mutitlib SDK issues recently, I will fix it sooner.
> > Revert the patch is fine to me if it is urgent.
> >
> > // Robert
> >
> > On 09/15/2015 01:29 PM, Martin Jansa wrote:
> >> * This reverts commit 9dafa571ed0a40d21a886dec7704c31150b21942.
> >>
> >> * The "fix" is causing more issues then it's fixing and there was no
> >>    feedback in many months.
> >> * More info:
> >>
> >> http://lists.openembedded.org/pipermail/openembedded-core/2015-June/105684.html
> >>
> >> http://lists.openembedded.org/pipermail/openembedded-core/2015-September/109870.html
> >>
> >>
> >> http://lists.openembedded.org/pipermail/openembedded-core/2015-September/110338.html
> >>
> >>
> >> Signed-off-by: Martin Jansa <Martin.Jansa at gmail.com>
> >> ---
> >>   meta/recipes-kernel/perf/perf.bb | 4 ----
> >>   1 file changed, 4 deletions(-)
> >>
> >> diff --git a/meta/recipes-kernel/perf/perf.bb b/meta/recipes-kernel/perf/perf.bb
> >> index adb3a2c..f1d7894 100644
> >> --- a/meta/recipes-kernel/perf/perf.bb
> >> +++ b/meta/recipes-kernel/perf/perf.bb
> >> @@ -118,10 +118,6 @@ do_install() {
> >>   }
> >>
> >>   do_configure_prepend () {
> >> -    # Fix for rebuilding
> >> -    rm -rf ${B}/
> >> -    mkdir ${B}/
> >> -
> >>       # If building a multlib based perf, the incorrect library path will be
> >>       # detected by perf, since it triggers via: ifeq ($(ARCH),x86_64). In a
> >> 32 bit
> >>       # build, with a 64 bit multilib, the arch won't match and the detection
> >> of a
> >>

-- 
Martin 'JaMa' Jansa     jabber: Martin.Jansa at gmail.com
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