[Xen-changelog] [xen-unstable] libxl: fix comment regarding bootloader disk lifetime

[Xen patchbot-unstable <patchbot@xxxxxxx>]

# HG changeset patch
# User Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>
# Date 1343234357 -3600
# Node ID 50bc30bafbce95ae046c0a06d88968989bf5728a
# Parent  b0d31b81aa588ef712cfbc6c8e4531082b2e26cd
libxl: fix comment regarding bootloader disk lifetime

Signed-off-by: Ian Jackson <ian.jackson@xxxxxxxxxxxxx>
Acked-by: Ian Campbell <ian.campbell@xxxxxxxxxx>
Committed-by: Ian Campbell <ian.campbell@xxxxxxxxxx>
---


diff -r b0d31b81aa58 -r 50bc30bafbce tools/libxl/libxl_internal.h
--- a/tools/libxl/libxl_internal.h      Wed Jul 25 17:39:17 2012 +0100
+++ b/tools/libxl/libxl_internal.h      Wed Jul 25 17:39:17 2012 +0100
@@ -2133,9 +2133,11 @@ struct libxl__bootloader_state {
     /* Should be zeroed by caller on entry.  Will be filled in by
      * bootloader machinery; represents the local attachment of the
      * disk for the benefit of the bootloader.  Must be detached by
-     * the caller using libxl__device_disk_local_detach, but only
-     * after the domain's kernel and initramfs have been loaded into
-     * memory and the file references disposed of. */
+     * the caller using libxl__device_disk_local_detach.
+     * (This is safe to do after ->callback() has happened since
+     * the domain's kernel and initramfs will have been copied
+     * out of the guest's disk into a temporary directory, mapped
+     * as file references, and deleted. */
     libxl_device_disk localdisk;
     uint32_t domid;
     /* outputs:

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