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  1. Lustre
  2. LU-8162

Get i_mutex lock when changing SUID bits

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    • Icon: Bug Bug
    • Resolution: Duplicate
    • Icon: Minor Minor
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    • SLES-12
    • 3
    • 9223372036854775807

      __generic_file_aio_write assumes i_mutex lock is taken. We generally don't need it, as it's handled elsewhere in our stack, however on SLES_12, the condition is explicitly checked when changing the SUID bits and a stack is dumped (once per boot) to /var/log/messages

            bevans Ben Evans (Inactive)
            bevans Ben Evans (Inactive)
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