K 10
svn:author
V 5
markj
K 8
svn:date
V 27
2016-07-14T18:49:05.715711Z
K 7
svn:log
V 334
Let DDB's buf printer handle NULL pointers in the buf page array.

A buf's b_pages and b_npages fields may be inconsistent after a panic.
For instance, vfs_vmio_invalidate() sets b_npages to zero only after all
pages are unwired and their page array entries are cleared.

MFC after:	1 week
Sponsored by:	EMC / Isilon Storage Division

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