K 10
svn:author
V 3
avg
K 8
svn:date
V 27
2012-10-17T10:59:56.688132Z
K 7
svn:log
V 593
zfs: make use of getnewvnode_reserve in zfs_mknode and zfs_zget

getnewvnode_reserve helps to avoid "recursing" back into zfs code
via getnewvnode when that latter needs to reclaim some vnodes.
zfs code may hold a number of locks around getnewvnode and doesn't
expect any recursion to happen on those locks, because that never
happens in solaris.

I believe that this change also eleiminates a need for the delayed
znode destruction via the taskqueue.

Many thanks to kib for devising getnewvnode_reserve.

Reported by:	flo
Tested by:	bapt, kwm, swills
MFC after:	2 weeks
X-MFC after:	r241556

END