Version 0.4.9 should work on ppc64le.
Upgrading the ubuntu package 0.4.9 to that OR including:
https://github.com/python-greenlet/greenlet/commit/9ad99fb5b9db916ca81bd3f5717c67e20384f7e0
; and
https://github.com/python-greenlet/greenlet/commit/4d0c450852a2b0cf6307cf6ca53dcdeea357cd48
should
The patch fixed the problem, I just got the environment to verify it.
Thanks!
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https://bugs.launchpad.net/bugs/1446974
Title:
python-greenlet coredump on
The Ubuntu package contains a patch from Uli that does the STACK_MAGIC
change (and more).
Rebuilding the python-greenlet package with -O1 passes the (greenlet)
test suite.
but nova (in my case nova-manage) still SEGVs
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Does this fix it for you?
diff --git a/platform/switch_ppc64_linux.h b/platform/switch_ppc64_linux.h
index ee40f67..e94c41c 100644
--- a/platform/switch_ppc64_linux.h
+++ b/platform/switch_ppc64_linux.h
@@ -40,7 +40,7 @@
#ifdef SLP_EVAL
-#define STACK_MAGIC 6
+#define STACK_MAGIC 4
/*
** Attachment added: core.zip
https://bugs.launchpad.net/ubuntu/+source/python-greenlet/+bug/1446974/+attachment/4381061/+files/core.zip
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build/lib.linux-ppc64le-2.7/greenlet.so
** Attachment added: greenlet.so
https://bugs.launchpad.net/ubuntu/+source/python-greenlet/+bug/1446974/+attachment/4381063/+files/greenlet.so
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But if I change compiling option to -O0, it report the below compiling
error:
In file included from slp_platformselect.h:16:0,
from greenlet.c:400:
platform/switch_ppc64_linux.h: In function ‘slp_switch’:
platform/switch_ppc64_linux.h:81:1: error: 31 cannot be used in asm
The problem disappear when change compiling option to -O1 ( default is
-O2)
powerpc64le-linux-gnu-gcc -pthread -DNDEBUG -g -fwrapv -O1 -Wall
-Wstrict-prototypes -fno-strict-aliasing -D_FORTIFY_SOURCE=2 -g -fstack-
protector-strong -Wformat -Werror=format-security -fPIC
-I/usr/include/python2.7 -c
Thank you for taking the time to report this bug and helping to make
Ubuntu better.
I think this is likely to be another instance of https://github.com
/python-greenlet/greenlet/issues/66. I think the best way to fix this is
to implement slp_switch in assembly, at least one at a time as each
