[oe-commits] [bitbake] 01/01: runqueue: Fix task migration problems

git at git.openembedded.org git at git.openembedded.org
Thu Sep 19 19:32:12 UTC 2019


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rpurdie pushed a commit to branch master-next
in repository bitbake.

commit ec5871fb9e1d14685e7eb40ed6ae62514e397cf7
Author: Richard Purdie <richard.purdie at linuxfoundation.org>
AuthorDate: Mon Aug 19 15:19:39 2019 +0100

    runqueue: Fix task migration problems
    
    Tasks were not migrating consistently, particularly:
    
    * if a task was rehashed which had already run
    * if a task which was valid became invalid due to a rehash
    
    We need to always run the migration code for rehashed tasks and then
    reprocess them for hash validity. This means rearranging the code.
    
    It also means several tests are no longer correct and can't be written
    correctly to work on all possible workflows so those are removed.
    
    (Bitbake rev: 21c25792b11337a87c15245073228f271125c096)
    
    Signed-off-by: Richard Purdie <richard.purdie at linuxfoundation.org>
---
 lib/bb/runqueue.py | 99 ++++++++++++++++++++++++++++++------------------------
 1 file changed, 55 insertions(+), 44 deletions(-)

diff --git a/lib/bb/runqueue.py b/lib/bb/runqueue.py
index d9a67a3..02160ef 100644
--- a/lib/bb/runqueue.py
+++ b/lib/bb/runqueue.py
@@ -73,7 +73,7 @@ def build_tid(mc, fn, taskname):
 def pending_hash_index(tid, rqdata):
     (mc, fn, taskname, taskfn) = split_tid_mcfn(tid)
     pn = rqdata.dataCaches[mc].pkg_fn[taskfn]
-    h = rqdata.runtaskentries[tid].hash
+    h = rqdata.runtaskentries[tid].unihash
     return pn + ":" + "taskname" + h
 
 class RunQueueStats:
@@ -2299,9 +2299,6 @@ class RunQueueExecute:
         for tid in changed:
             if tid not in self.rqdata.runq_setscene_tids:
                 continue
-            valid = self.rq.validate_hashes(set([tid]), self.cooker.data, None, False)
-            if not valid:
-                continue
             if tid in self.runq_running:
                 continue
             if tid not in self.pending_migrations:
@@ -2358,6 +2355,7 @@ class RunQueueExecute:
 
             logger.info("Setscene task %s now valid and being rerun" % tid)
             self.sqdone = False
+            update_scenequeue_data([tid], self.sqdata, self.rqdata, self.rq, self.cooker, self.stampcache, self)
 
         if changed:
             self.holdoff_need_update = True
@@ -2674,64 +2672,77 @@ def build_scenequeue_data(sqdata, rqdata, rq, cooker, stampcache, sqrq):
 
     rqdata.init_progress_reporter.next_stage()
 
-    multiconfigs = set()
+    sqdata.multiconfigs = set()
     for tid in sqdata.sq_revdeps:
-        multiconfigs.add(mc_from_tid(tid))
+        sqdata.multiconfigs.add(mc_from_tid(tid))
         if len(sqdata.sq_revdeps[tid]) == 0:
             sqrq.sq_buildable.add(tid)
 
     rqdata.init_progress_reporter.finish()
 
-    if rq.hashvalidate:
-        noexec = []
-        stamppresent = []
-        tocheck = set()
+    sqdata.noexec = set()
+    sqdata.stamppresent = set()
+    sqdata.valid = set()
 
-        for tid in sorted(sqdata.sq_revdeps):
-            (mc, fn, taskname, taskfn) = split_tid_mcfn(tid)
+    update_scenequeue_data(sqdata.sq_revdeps, sqdata, rqdata, rq, cooker, stampcache, sqrq)
 
-            taskdep = rqdata.dataCaches[mc].task_deps[taskfn]
+def update_scenequeue_data(tids, sqdata, rqdata, rq, cooker, stampcache, sqrq):
 
-            if 'noexec' in taskdep and taskname in taskdep['noexec']:
-                noexec.append(tid)
-                sqrq.sq_task_skip(tid)
-                bb.build.make_stamp(taskname + "_setscene", rqdata.dataCaches[mc], taskfn)
-                continue
+    tocheck = set()
 
-            if rq.check_stamp_task(tid, taskname + "_setscene", cache=stampcache):
-                logger.debug(2, 'Setscene stamp current for task %s', tid)
-                stamppresent.append(tid)
-                sqrq.sq_task_skip(tid)
-                continue
+    for tid in sorted(tids):
+        if tid in sqdata.stamppresent:
+            sqdata.stamppresent.remove(tid)
+        if tid in sqdata.valid:
+            sqdata.valid.remove(tid)
 
-            if rq.check_stamp_task(tid, taskname, recurse = True, cache=stampcache):
-                logger.debug(2, 'Normal stamp current for task %s', tid)
-                stamppresent.append(tid)
-                sqrq.sq_task_skip(tid)
-                continue
+        (mc, fn, taskname, taskfn) = split_tid_mcfn(tid)
 
-            tocheck.add(tid)
+        taskdep = rqdata.dataCaches[mc].task_deps[taskfn]
 
-        valid = rq.validate_hashes(tocheck, cooker.data, len(stamppresent), False)
+        if 'noexec' in taskdep and taskname in taskdep['noexec']:
+            sqdata.noexec.add(tid)
+            sqrq.sq_task_skip(tid)
+            bb.build.make_stamp(taskname + "_setscene", rqdata.dataCaches[mc], taskfn)
+            continue
+
+        if rq.check_stamp_task(tid, taskname + "_setscene", cache=stampcache):
+            logger.debug(2, 'Setscene stamp current for task %s', tid)
+            sqdata.stamppresent.add(tid)
+            sqrq.sq_task_skip(tid)
+            continue
 
-        valid_new = stamppresent
-        for v in valid:
-            valid_new.append(v)
+        if rq.check_stamp_task(tid, taskname, recurse = True, cache=stampcache):
+            logger.debug(2, 'Normal stamp current for task %s', tid)
+            sqdata.stamppresent.add(tid)
+            sqrq.sq_task_skip(tid)
+            continue
 
-        hashes = {}
-        for mc in sorted(multiconfigs):
-          for tid in sorted(sqdata.sq_revdeps):
+        tocheck.add(tid)
+
+    sqdata.valid |= rq.validate_hashes(tocheck, cooker.data, len(sqdata.stamppresent), False)
+
+    sqdata.hashes = {}
+    for mc in sorted(sqdata.multiconfigs):
+        for tid in sorted(sqdata.sq_revdeps):
             if mc_from_tid(tid) != mc:
                 continue
-            if tid not in valid_new and tid not in noexec and tid not in sqrq.scenequeue_notcovered:
-                sqdata.outrightfail.add(tid)
+            if tid in sqdata.stamppresent:
+                continue
+            if tid in sqdata.valid:
+                continue
+            if tid in sqdata.noexec:
+                continue
+            if tid in sqrq.scenequeue_notcovered:
+                continue
+            sqdata.outrightfail.add(tid)
 
-                h = pending_hash_index(tid, rqdata)
-                if h not in hashes:
-                    hashes[h] = tid
-                else:
-                    sqrq.sq_deferred[tid] = hashes[h]
-                    bb.warn("Deferring %s after %s" % (tid, hashes[h]))
+            h = pending_hash_index(tid, rqdata)
+            if h not in sqdata.hashes:
+                sqdata.hashes[h] = tid
+            else:
+                sqrq.sq_deferred[tid] = sqdata.hashes[h]
+                bb.warn("Deferring %s after %s" % (tid, sqdata.hashes[h]))
 
 
 class TaskFailure(Exception):

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