From: Eric Sandeen <sandeen@redhat.com>
Date: Tue, 25 Nov 2014 21:27:44 +0000 (-0500)
Subject: ext4: don't count external journal blocks as overhead
X-Git-Tag: omap-for-v3.19/fixes-rc1~116^2~8
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b003b52496b9bea9b186b127aea730b79d2a83bd;p=pandora-kernel.git

ext4: don't count external journal blocks as overhead

This was fixed for ext3 with:

e6d8fb3 ext3: Count internal journal as bsddf overhead in ext3_statfs

but was never fixed for ext4.

With a large external journal and no used disk blocks, df comes
out negative without this, as journal blocks are added to the
overhead & subtracted from used blocks unconditionally.

Signed-off-by: Eric Sandeen <sandeen@redhat.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
---

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