661b19b40e
Do not ever return doomed vnode from lookup. This could happen, if not checked, since dvp is relocked in the 'looking up ourselves' case. In the other case, since dvp is relocked, mount point might go away while fdesc_allocvp() is called. Prevent the situation by doing vfs_busy() before unlocking dvp. Reuse the vn_vget_ino_gen() helper. Reported and tested by: pho Sponsored by: The FreeBSD Foundation MFC after: 2 weeks |
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fdesc_vfsops.c | ||
fdesc_vnops.c | ||
fdesc.h |