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authorVladimir Sementsov-Ogievskiy2019-02-06 16:14:25 +0100
committerStefan Hajnoczi2019-02-12 04:49:17 +0100
commit6eaa20c8362cf8e12e023e2e05861f84cec6a438 (patch)
treeadf3cba4a7f9baa68b197c4e22ebacca49da84b8 /scripts/qemugdb
parentiothread: fix iothread hang when stop too soon (diff)
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qemugdb/coroutine: fix arch_prctl has unknown return type
qemu coroutine command results in following error output: Python Exception <class 'gdb.error'> 'arch_prctl' has unknown return type; cast the call to its declared return type: Error occurred in Python command: 'arch_prctl' has unknown return type; cast the call to its declared return type Fix it by giving it what it wants: arch_prctl return type. Information on the topic: https://sourceware.org/gdb/onlinedocs/gdb/Calling.html Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com> Message-id: 20190206151425.105871-1-vsementsov@virtuozzo.com Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Diffstat (limited to 'scripts/qemugdb')
-rw-r--r--scripts/qemugdb/coroutine.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/scripts/qemugdb/coroutine.py b/scripts/qemugdb/coroutine.py
index ab699794ab..81f811ac00 100644
--- a/scripts/qemugdb/coroutine.py
+++ b/scripts/qemugdb/coroutine.py
@@ -22,7 +22,7 @@ def get_fs_base():
pthread_self().'''
# %rsp - 120 is scratch space according to the SystemV ABI
old = gdb.parse_and_eval('*(uint64_t*)($rsp - 120)')
- gdb.execute('call arch_prctl(0x1003, $rsp - 120)', False, True)
+ gdb.execute('call (int)arch_prctl(0x1003, $rsp - 120)', False, True)
fs_base = gdb.parse_and_eval('*(uint64_t*)($rsp - 120)')
gdb.execute('set *(uint64_t*)($rsp - 120) = %s' % old, False, True)
return fs_base