[IA64] Fix ia64_switch_to() so that it checks overlap with xenheap.
authorAlex Williamson <alex.williamson@hp.com>
Thu, 17 Jan 2008 19:05:43 +0000 (12:05 -0700)
committerAlex Williamson <alex.williamson@hp.com>
Thu, 17 Jan 2008 19:05:43 +0000 (12:05 -0700)
commit6cce0b4f8a350e8805a2a6bcc62e7ec30582450d
treeeb550e9882d10288c587adaeced018708abb20b2
parent85fe1be95d3a397585765e29d854aca16f2b627d
[IA64] Fix ia64_switch_to() so that it checks overlap with xenheap.

- Remove unncessary movl if possible
- Fix overlapping check
- re-add #ifdef XEN.

Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp>
xen/arch/ia64/linux-xen/entry.S