25 Mar
2020
25 Mar
'20
3:40 p.m.
On Sat, Mar 21, 2020 at 02:46:16AM +0000, Bernd Edlinger wrote:
This changes __pidfd_fget to use the new exec_update_mutex instead of cred_guard_mutex.
This should be safe, as the credentials do not change before exec_update_mutex is locked. Therefore whatever file access is possible with holding the cred_guard_mutex here is also possbile with the exec_update_mutex.
Signed-off-by: Bernd Edlinger bernd.edlinger@hotmail.de
Reviewed-by: Christian Brauner christian.brauner@ubuntu.com