K 10
svn:author
V 3
pfg
K 8
svn:date
V 27
2015-05-28T21:06:59.457214Z
K 7
svn:log
V 265
Provide VOP_GETPAGES_ASYNC() for extfs.

Merge the filesystem specific part from r274914 to ext2fs.

I only did regular testing with the change but UFS and our ext2fs
are similar enough that the code should just work with the new
sendfile.

Discussed with:	glebius

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