s3:vfs_gpfs: Implement fallocate callback for GPFS

[obnox/samba/samba-obnox.git] / docs-xml / manpages-3 / vfs_gpfs.8.xml

diff --git a/docs-xml/manpages-3/vfs_gpfs.8.xml b/docs-xml/manpages-3/vfs_gpfs.8.xml
index 398dcff255668fe32d68b63f93f805eb4009c5d9..4ea8c4d0463baa9d0461e423957521db15277978 100644 (file)
--- a/docs-xml/manpages-3/vfs_gpfs.8.xml
+++ b/docs-xml/manpages-3/vfs_gpfs.8.xml
@@ -268,6 +268,31 @@
                </varlistentry>
                <varlistentry>
 
+               <term>gpfs:prealloc = [ yes | no ]</term>
+               <listitem>
+               <para>
+               If set to yes the gpfs_prealloc function will be used in the
+               fallocate callback when appropriate. If set to no gpfs_prealloc
+               will not be used. In both cases the system and libc calls are
+               avoided.
+               </para>
+
+               <itemizedlist>
+               <listitem><para>
+               <command>yes (default)</command> - Use gpfs_prealloc for the
+               fallocate callback.
+               </para></listitem>
+               <listitem><para>
+               <command>no</command> - Do not use gpfs_prealloc for the
+               fallocate callback.
+               </para></listitem>
+               </itemizedlist>
+               </listitem>
+
+               </varlistentry>
+
+               <varlistentry>
+
                <term>nfs4:mode = [ simple | special ]</term>
                <listitem>
                <para>