From: Tero Kristo <t-kristo@ti.com>
Date: Thu, 24 Oct 2013 12:03:41 +0000 (+0300)
Subject: regmap: debugfs: Fix a boot time crash with early regmap init
X-Git-Tag: omap-for-v3.13/fixes-for-merge-window-take2~17^2~5^2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a52eaeb1898bc0589888ee62de291aa278379004;p=pandora-kernel.git

regmap: debugfs: Fix a boot time crash with early regmap init

If called early enough, regmap_debugfs_init causes a crash, if the
fs subsystem does not have its mount cache created yet. Even if this
would work, the root node for the regmap debugfs is still missing,
thus postpone the regmap_debugfs_init in this case until the root
node is created. A special regmap_debugfs_early list is created for
this purpose which is parsed later in the boot.

Signed-off-by: Tero Kristo <t-kristo@ti.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
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