Cleanup in iosapic.c

Hi,

Here is a series of patches for cleaning up in iosapic.c. This patchset is for 2.6.22-rc6. There are following 3 patches.

  [PATCH 1/3]  Remove block structure for locking in iosapic.c
  [PATCH 2/3]  Remove duplicated members in iosapic_rte_info
  [PATCH 3/3]  Cleanup lock order in iosapic_register_intr

For more details, please refer to the header of each patch.

Thanks.
Yasuaki Ishimatsu