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authorAl Viro <viro@zeniv.linux.org.uk>2012-06-09 06:59:08 +0200
committerAl Viro <viro@zeniv.linux.org.uk>2012-07-14 14:32:47 +0200
commitf7a99c5b7c8bd3d3f533c8b38274e33f3da9096e (patch)
tree5c326c0ddd1f40eacbe2fd7c888f26b089389f99 /fs/proc_namespace.c
parentfs/direct-io.c: adjust suspicious bit operation (diff)
downloadlinux-f7a99c5b7c8bd3d3f533c8b38274e33f3da9096e.tar.xz
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get rid of ->mnt_longterm
it's enough to set ->mnt_ns of internal vfsmounts to something distinct from all struct mnt_namespace out there; then we can just use the check for ->mnt_ns != NULL in the fast path of mntput_no_expire() Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
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