vfs: add more safety against concurrent forced unmount to vn_write
- stop re-reading ->v_mount (can become NULL)
- stop re-reading ->v_type (can change to VBAD)
(cherry picked from commit ca1ce50b2b5ef11d85841f3aead98b2a9ad18819)
Description
Description
Details
Details
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mjg Authored on May 14 2021, 11:26 AM - Parents
- rG4869c1571f34: vfs: lockless writecount adjustment in set/unset text
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