Eric W. Biederman
20523132ec
exec: Test the ptracer's saved cred to see if the tracee can gain caps
Now that we have user namespaces and non-global capabilities verify the tracer has capabilities in the relevant user namespace instead of in the current_user_ns(). As the test for setting LSM_UNSAFE_PTRACE_CAP is currently ptracer_capable(p, current_user_ns()) and the new task credentials are in current_user_ns() this change does not have any user visible change and simply moves the test to where it is used, making the code easier to read. Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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Linux kernel ============ This file was moved to Documentation/admin-guide/README.rst Please notice that there are several guides for kernel developers and users. These guides can be rendered in a number of formats, like HTML and PDF. In order to build the documentation, use ``make htmldocs`` or ``make pdfdocs``. There are various text files in the Documentation/ subdirectory, several of them using the Restructured Text markup notation. See Documentation/00-INDEX for a list of what is contained in each file. Please read the Documentation/process/changes.rst file, as it contains the requirements for building and running the kernel, and information about the problems which may result by upgrading your kernel.
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