From patchwork Mon Apr 11 09:13:02 2011
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Subject: UBI FAQ: add "why a dynamic volume is faster to access than a
 static..." chapter.
Date: Sun, 10 Apr 2011 23:13:02 -0000
From: Bastian Ruppert <Bastian.Ruppert@Sewerin.de>
X-Patchwork-Id: 90575
Message-Id: <1302513182-3960-1-git-send-email-Bastian.Ruppert@Sewerin.de>
To: linux-mtd@lists.infradead.org
Cc: Bastian Ruppert <Bastian.Ruppert@Sewerin.de>

Signed-off-by: Bastian Ruppert <Bastian.Ruppert@Sewerin.de>

---
faq/ubi.xml |    9 +++++++++
 1 files changed, 9 insertions(+), 0 deletions(-)

diff --git a/faq/ubi.xml b/faq/ubi.xml
index 48629ea..4a4b3bd 100644
--- a/faq/ubi.xml
+++ b/faq/ubi.xml
@@ -36,6 +36,8 @@
 	<li><a href="ubi.html#L_flasher">How do I implement UBI flasher?</a></li>
 	<li><a href="ubi.html#L_bgt_thread">What does the "ubi_bgt0d" thread do?</a></li>
 	<li><a href="ubi.html#L_attach_faster">How do I speed up UBI initialization</a></li>
+	<li><a href="ubi.html#L_dynamic_vs_static">Why a dynamic volume is faster to access than a static volume of the
+same size?</a></li>
 	<li><a href="ubi.html#L_how_debug">How do I debug UBI?</a></li>
 </ol>
 
@@ -704,6 +706,13 @@ can do about it but without re-designing. Here are some ideas</p>
 	here</a>. Indeed, it is easier to solve one problem at a time.</li>
 </ul>
 
+<h2><a name="L_dynamic_vs_static">Why a dynamic volume is faster to
+access than a static volume of the same size?</a></h2>
+
+
+<p>A static UBI volume is designed to store short blobs of data like a
+configuration file. UBI holds a CRC of the hole static volume, so it
+needs more time to mount a static volume than a dynamic one.</p>
 
 
 <h2><a name="L_how_debug">How do I debug UBI?</a></h2>