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selftests: cgroup: Test open-time credential usage for migration checks
authorTejun Heo <tj@kernel.org>
Thu, 6 Jan 2022 21:02:29 +0000 (11:02 -1000)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 13 Apr 2022 19:01:10 +0000 (21:01 +0200)
commit637eca44b8f72c5eae6539fa037548c5fe7193a3
tree79213fa6e672c0d3594bc9c8d20d6e409b852edatree
parent9dd39d2c6572c7be091ecd6aced950bd91175415commit | diff
selftests: cgroup: Test open-time credential usage for migration checks

commit 613e040e4dc285367bff0f8f75ea59839bc10947 upstream.

When a task is writing to an fd opened by a different task, the perm check
should use the credentials of the latter task. Add a test for it.

Tested-by: Michal Koutný <mkoutny@suse.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Ovidiu Panait <ovidiu.panait@windriver.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
tools/testing/selftests/cgroup/test_core.c diff | blob | blame | history
Linux 6.x block layer and io_uring tree(s)