Staging
v0.5.1
v0.5.1
https://github.com/python/cpython
Revision 5a3a71dddbe80edc75a3a74ce3b7978cf8635901 authored by Victor Stinner on 19 March 2020, 16:40:12 UTC, committed by GitHub on 19 March 2020, 16:40:12 UTC
If a thread different than the main thread gets a signal, the bytecode evaluation loop is no longer interrupted at each bytecode instruction to check for pending signals which cannot be handled. Only the main thread of the main interpreter can handle signals. Previously, the bytecode evaluation loop was interrupted at each instruction until the main thread handles signals. Changes: * COMPUTE_EVAL_BREAKER() and SIGNAL_PENDING_SIGNALS() no longer set eval_breaker to 1 if the current thread cannot handle signals. * take_gil() now always recomputes eval_breaker.
1 parent 77248a2
Tip revision: 5a3a71dddbe80edc75a3a74ce3b7978cf8635901 authored by Victor Stinner on 19 March 2020, 16:40:12 UTC
bpo-40010: Optimize signal handling in multithreaded applications (GH-19067)
bpo-40010: Optimize signal handling in multithreaded applications (GH-19067)
Tip revision: 5a3a71d
File | Mode | Size |
---|---|---|
cpython | ||
internal | ||
Python-ast.h | -rw-r--r-- | 25.4 KB |
Python.h | -rw-r--r-- | 3.5 KB |
abstract.h | -rw-r--r-- | 29.8 KB |
asdl.h | -rw-r--r-- | 1.2 KB |
ast.h | -rw-r--r-- | 947 bytes |
bitset.h | -rw-r--r-- | 468 bytes |
bltinmodule.h | -rw-r--r-- | 264 bytes |
boolobject.h | -rw-r--r-- | 885 bytes |
bytearrayobject.h | -rw-r--r-- | 1.4 KB |
bytesobject.h | -rw-r--r-- | 3.0 KB |
cellobject.h | -rw-r--r-- | 712 bytes |
ceval.h | -rw-r--r-- | 5.7 KB |
classobject.h | -rw-r--r-- | 1.6 KB |
code.h | -rw-r--r-- | 6.8 KB |
codecs.h | -rw-r--r-- | 6.6 KB |
compile.h | -rw-r--r-- | 3.3 KB |
complexobject.h | -rw-r--r-- | 1.8 KB |
context.h | -rw-r--r-- | 2.0 KB |
datetime.h | -rw-r--r-- | 9.0 KB |
descrobject.h | -rw-r--r-- | 2.9 KB |
dictobject.h | -rw-r--r-- | 3.6 KB |
dynamic_annotations.h | -rw-r--r-- | 21.9 KB |
enumobject.h | -rw-r--r-- | 253 bytes |
errcode.h | -rw-r--r-- | 1.7 KB |
eval.h | -rw-r--r-- | 1.2 KB |
exports.h | -rw-r--r-- | 1.1 KB |
fileobject.h | -rw-r--r-- | 1.3 KB |
fileutils.h | -rw-r--r-- | 597 bytes |
floatobject.h | -rw-r--r-- | 4.3 KB |
frameobject.h | -rw-r--r-- | 433 bytes |
funcobject.h | -rw-r--r-- | 4.0 KB |
genobject.h | -rw-r--r-- | 3.5 KB |
graminit.h | -rw-r--r-- | 2.1 KB |
grammar.h | -rw-r--r-- | 1.8 KB |
import.h | -rw-r--r-- | 3.0 KB |
interpreteridobject.h | -rw-r--r-- | 334 bytes |
intrcheck.h | -rw-r--r-- | 861 bytes |
iterobject.h | -rw-r--r-- | 521 bytes |
listobject.h | -rw-r--r-- | 1.7 KB |
longintrepr.h | -rw-r--r-- | 3.7 KB |
longobject.h | -rw-r--r-- | 9.3 KB |
marshal.h | -rw-r--r-- | 803 bytes |
memoryobject.h | -rw-r--r-- | 2.7 KB |
methodobject.h | -rw-r--r-- | 3.6 KB |
modsupport.h | -rw-r--r-- | 9.5 KB |
moduleobject.h | -rw-r--r-- | 2.3 KB |
namespaceobject.h | -rw-r--r-- | 349 bytes |
node.h | -rw-r--r-- | 1.3 KB |
object.h | -rw-r--r-- | 23.7 KB |
objimpl.h | -rw-r--r-- | 9.8 KB |
odictobject.h | -rw-r--r-- | 1.3 KB |
opcode.h | -rw-r--r-- | 4.8 KB |
osdefs.h | -rw-r--r-- | 737 bytes |
osmodule.h | -rw-r--r-- | 291 bytes |
parsetok.h | -rw-r--r-- | 2.9 KB |
patchlevel.h | -rw-r--r-- | 1.3 KB |
picklebufobject.h | -rw-r--r-- | 846 bytes |
py_curses.h | -rw-r--r-- | 2.4 KB |
pyarena.h | -rw-r--r-- | 2.7 KB |
pycapsule.h | -rw-r--r-- | 1.7 KB |
pyctype.h | -rw-r--r-- | 1.3 KB |
pydebug.h | -rw-r--r-- | 1.2 KB |
pydtrace.d | -rw-r--r-- | 1008 bytes |
pydtrace.h | -rw-r--r-- | 2.4 KB |
pyerrors.h | -rw-r--r-- | 12.6 KB |
pyexpat.h | -rw-r--r-- | 2.4 KB |
pyfpe.h | -rw-r--r-- | 444 bytes |
pyhash.h | -rw-r--r-- | 4.0 KB |
pylifecycle.h | -rw-r--r-- | 2.0 KB |
pymacconfig.h | -rw-r--r-- | 2.9 KB |
pymacro.h | -rw-r--r-- | 4.7 KB |
pymath.h | -rw-r--r-- | 8.4 KB |
pymem.h | -rw-r--r-- | 4.3 KB |
pyport.h | -rw-r--r-- | 29.3 KB |
pystate.h | -rw-r--r-- | 5.0 KB |
pystrcmp.h | -rw-r--r-- | 436 bytes |
pystrhex.h | -rw-r--r-- | 849 bytes |
pystrtod.h | -rw-r--r-- | 1.4 KB |
pythonrun.h | -rw-r--r-- | 7.5 KB |
pythread.h | -rw-r--r-- | 5.5 KB |
pytime.h | -rw-r--r-- | 8.7 KB |
rangeobject.h | -rw-r--r-- | 628 bytes |
setobject.h | -rw-r--r-- | 3.3 KB |
sliceobject.h | -rw-r--r-- | 2.5 KB |
structmember.h | -rw-r--r-- | 2.0 KB |
structseq.h | -rw-r--r-- | 1.4 KB |
symtable.h | -rw-r--r-- | 5.2 KB |
sysmodule.h | -rw-r--r-- | 1.2 KB |
token.h | -rw-r--r-- | 2.4 KB |
traceback.h | -rw-r--r-- | 600 bytes |
tracemalloc.h | -rw-r--r-- | 1.1 KB |
tupleobject.h | -rw-r--r-- | 1.6 KB |
typeslots.h | -rw-r--r-- | 2.2 KB |
ucnhash.h | -rw-r--r-- | 1.0 KB |
unicodeobject.h | -rw-r--r-- | 34.6 KB |
warnings.h | -rw-r--r-- | 1.7 KB |
weakrefobject.h | -rw-r--r-- | 2.8 KB |
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