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Add VV_VMSIZEVNLOCK flag.

Description

Add VV_VMSIZEVNLOCK flag.

The flag specifies that vm_fault() handler should check the vnode'
vm_object size under the vnode lock. It is converted into the object'
OBJ_SIZEVNLOCK flag in vnode_pager_alloc().

Tested by: pho
Reviewed by: markj
Sponsored by: The FreeBSD Foundation
MFC after: 2 weeks
Differential revision: https://reviews.freebsd.org/D21883

Details

Committed
kibOct 22 2019, 4:09 PM
Reviewer
markj
Differential Revision
D21883: Fix interface between nfsclient and vnode pager.
Parents
rS353889: Execute nd6_dad_timer() in the network epoch, since nd6_dad_duplicated()
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