From: Richard Weinberger <richard@nod.at>
Date: Tue, 24 Mar 2015 14:47:38 +0000 (+0100)
Subject: um: hostfs: Reduce number of syscalls in readdir
X-Git-Tag: omap-for-v4.1/fixes-rc1~134^2~4
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0c9bd6365d0b278728359843b8303047ddedb831;p=pandora-kernel.git

um: hostfs: Reduce number of syscalls in readdir

Currently hostfs issues every time a seekdir(), in fact
it has to do this only upon the first call.
Also telldir() can be omitted as we can obtain the directory
offset from readdir().

Signed-off-by: Richard Weinberger <richard@nod.at>
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