[Xen-changelog] Allow architectures to define their own privcmd_mmap() by

[Xen patchbot -unstable <patchbot-unstable@xxxxxxxxxxxxxxxxxxx>]

# HG changeset patch
# User kaf24@xxxxxxxxxxxxxxxxxxxx
# Node ID 63e29ff50fe6f68aed9d36911621b442fae4ebd5
# Parent  9ffa49fe58ab90c41c257663a876454b4cca0440
Allow architectures to define their own privcmd_mmap() by
introducing HAVE_ARCH_PRIVCMD_MMAP.

Signed-off-by: Isaku Yamahata <yamahata@xxxxxxxxxxxxx>

diff -r 9ffa49fe58ab -r 63e29ff50fe6 
linux-2.6-xen-sparse/drivers/xen/privcmd/privcmd.c
--- a/linux-2.6-xen-sparse/drivers/xen/privcmd/privcmd.c        Sun Apr 30 
09:50:49 2006 +0100
+++ b/linux-2.6-xen-sparse/drivers/xen/privcmd/privcmd.c        Sun Apr 30 
09:52:13 2006 +0100
@@ -241,6 +241,7 @@ static int privcmd_ioctl(struct inode *i
        return ret;
 }
 
+#ifndef HAVE_ARCH_PRIVCMD_MMAP
 static int privcmd_mmap(struct file * file, struct vm_area_struct * vma)
 {
        /* DONTCOPY is essential for Xen as copy_page_range is broken. */
@@ -248,6 +249,7 @@ static int privcmd_mmap(struct file * fi
 
        return 0;
 }
+#endif
 
 static struct file_operations privcmd_file_ops = {
        .ioctl = privcmd_ioctl,

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