git: kernel - flag when bogus_page's are present

commit e158420cacc687adbb028becd3750427f0f25873
Author: Matthew Dillon <[e-mail]>
Date:   Sat Aug 14 10:53:43 2010 -0700

    kernel - flag when bogus_page's are present
    
    * Flag a buffer when bogus pages are present.  Add B_HASBOGUS to b_flags.
    
      Certain in-place read operations, such as decryption, must allocate a
      copy if the original buffer contains bogus pages.

Summary of changes:
 sys/kern/vfs_bio.c |    4 ++++
 sys/sys/buf.h      |    2 +-
 2 files changed, 5 insertions(+), 1 deletions(-)

http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff/e158420cacc687adbb028becd3750427f0f25873


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