X-Git-Url: https://git.decadent.org.uk/gitweb/?p=kernel-news-talk.git;a=blobdiff_plain;f=index.html;h=31c5d34d1e27a5330b890a9513c964c6e4932350;hp=b58ae671f8fce152d62139b9ffdcd28e32bf7aba;hb=refs%2Ftags%2Fdebconf2014;hpb=37a08634993cffdab4d410ab13e5f11c7e6b73ab

diff --git a/index.html b/index.html
index b58ae67..31c5d34 100644
--- a/index.html
+++ b/index.html
@@ -155,7 +155,7 @@
       unnamed temporary file on that filesystem
     </li>
     <li>
-      As with <tt>tmpfile()</tt>, the file disppears on
+      As with <tt>tmpfile()</tt>, the file disappears on
       last <tt>close()</tt>
     </li>
     <li>
@@ -257,9 +257,12 @@
   <h1>Btrfs offline dedupe [3.12]</h1>
   <ul class="incremental">
     <li>
-      Btrfs generally does COW rather than updating in-place, allowing
-      snapshots and file copies to defer the actual copying and save
-      space
+      Btrfs generally copies and frees blocks, rather than updating
+      in-place
+    </li>
+    <li>
+      This allows snapshots and file copies to copy-by-reference,
+      deferring the real copying until changes are made
     </li>
     <li>
       Filesystems may still end up with multiple copies of the same
@@ -342,7 +345,7 @@
       but didn't support kernel running little-endian
     </li>
     <li>
-      Linux 3.13 added little-endian kernel suport, along with new
+      Linux 3.13 added little-endian kernel support, along with new
       userland ELF ABI variant - we call it ppc64el
     </li>
     <li>