From 65984ff9d2179a97e5a11aaef1e86fdb276cfad5 Mon Sep 17 00:00:00 2001
From: Richard Weinberger <richard@nod.at>
Date: Sun, 4 Aug 2013 17:23:51 +0000
Subject: [PATCH] um: hostfs: Fix writeback

We have to implement ->release() and trigger writeback from it.
Otherwise we might lose dirty pages at munmap().

Signed-off-by: Richard Weinberger <richard@nod.at>
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Reading git-format-patch failed