Konstantin Belousov 7fd37611b9 null_vptocnp(): busy nullfs mp instead of refing it ... null_nodeget() needs a valid mount point data, otherwise we might race and dereference NULL. Using MBF_NOWAIT makes non-forced unmount non-transparent for vn_fullpath() over nullfs, but we make no guarantee that fullpath calculation succeeds anyway. Reported and tested by: pho Reviewed by: jah Sponsored by: The FreeBSD Foundation MFC after: 1 week Differential revision: https://reviews.freebsd.org/D35477		2022-06-14 10:32:45 +03:00
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null.h	Allow stacked filesystems to be recursively unmounted	2021-07-24 12:52:00 -07:00
null_subr.c	nullfs: hash insertion without vnode lock upgrade	2022-03-19 10:47:10 +00:00
null_vfsops.c	vfs: NDFREE(&nd, NDF_ONLY_PNBUF) -> NDFREE_PNBUF(&nd)	2022-03-24 10:20:51 +00:00
null_vnops.c	null_vptocnp(): busy nullfs mp instead of refing it	2022-06-14 10:32:45 +03:00