tree 734686c1c5be427d72665f2ea63537886717f157
parent ba17674fe02909fef049fd4b620a2805bdb8c693
author Eric Van Hensbergen <ericvh@ericvh-desktop.austin.ibm.com> 1192649467 -0500
committer Eric Van Hensbergen <ericvh@ericvh-desktop.austin.ibm.com> 1192649467 -0500

9p: soften invalidation in loose_mode

Loose mode in 9p utilizes the page cache without respecting coherency with
the server.  Any writes previously invaldiated the entire mapping for a file.
This patch softens the behavior to only invalidate the region of the actual
write.

Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>