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[Bug tapsets/12082] New: task_gid and task_egid fail on call to get_task_cred()
- From: "jistone at redhat dot com" <sourceware-bugzilla at sourceware dot org>
- To: systemtap at sources dot redhat dot com
- Date: 2 Oct 2010 01:52:10 -0000
- Subject: [Bug tapsets/12082] New: task_gid and task_egid fail on call to get_task_cred()
- Reply-to: sourceware-bugzilla at sourceware dot org
On 2.6.34.7-56.fc13.x86_64, testsuite/buildok/task_embedded.stp fails with:
/tmp/stap0Ft9bI/stap_7fc5d91ae7c5d78cf2519dbbd5080888_9774.c: In function
?function_task_egid?:
/tmp/stap0Ft9bI/stap_7fc5d91ae7c5d78cf2519dbbd5080888_9774.c:986: error:
assignment discards qualifiers from pointer target type
/tmp/stap0Ft9bI/stap_7fc5d91ae7c5d78cf2519dbbd5080888_9774.c: In function
?function_task_gid?:
/tmp/stap0Ft9bI/stap_7fc5d91ae7c5d78cf2519dbbd5080888_9774.c:1109: error:
assignment discards qualifiers from pointer target type
Kernel commit de09a977 changes get_task_cred from a macro to a function
returning "const struct cred*". I tried changing our cred pointer to const,
which solves this warning, but then I get:
WARNING: "get_task_cred"
[/tmp/stapautDvM/stap_63fa3ee7bc5df6a28dccba28240d17b5_9786.ko] undefined!
Error inserting module
'/tmp/stapautDvM/stap_63fa3ee7bc5df6a28dccba28240d17b5_9786.ko': Unknown symbol
in module
[dmesg] stap_63fa3ee7bc5df6a28dccba28240d17b5_9786: Unknown symbol get_task_cred
There is no EXPORT_SYMBOL in the kernel for get_task_cred()...
--
Summary: task_gid and task_egid fail on call to get_task_cred()
Product: systemtap
Version: unspecified
Status: NEW
Severity: normal
Priority: P2
Component: tapsets
AssignedTo: systemtap at sources dot redhat dot com
ReportedBy: jistone at redhat dot com
http://sourceware.org/bugzilla/show_bug.cgi?id=12082
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