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[Brad Figg <brad.figg@xxxxxxxxxxxxx>]

This bug is missing log files that will aid in diagnosing the problem.
>From a terminal window please run:

apport-collect 1423596

and then change the status of the bug to 'Confirmed'.

If, due to the nature of the issue you have encountered, you are unable
to run this command, please add a comment stating that fact and change
the bug status to 'Confirmed'.

This change has been made by an automated script, maintained by the
Ubuntu Kernel Team.

** Changed in: linux (Ubuntu)
       Status: New => Incomplete

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https://bugs.launchpad.net/bugs/1423596

Title:
  kernel fails to build after enabling arm64 64k page support on
  Ubuntu-3.13.0-46.75

Status in linux package in Ubuntu:
  Incomplete

Bug description:
  Here is the failure:

  In file included from /home/ubuntu/trusty-xgene/drivers/staging/lustre/include/linux/libcfs/libcfs.h:159:0,
                   from /home/ubuntu/trusty-xgene/drivers/staging/lustre/lustre/llite/../include/lustre_lib.h:49,
                   from /home/ubuntu/trusty-xgene/drivers/staging/lustre/lustre/llite/lloop.c:106:
  /home/ubuntu/trusty-xgene/drivers/staging/lustre/lustre/llite/lloop.c: In function ‘loop_set_fd’:
  /home/ubuntu/trusty-xgene/drivers/staging/lustre/include/linux/libcfs/libcfs_private.h:418:53: error: duplicate case
   value
   #define CLASSERT(cond) do {switch(42) {case (cond): case 0: break;}} while (0)
                                                       ^
  /home/ubuntu/trusty-xgene/drivers/staging/lustre/lustre/llite/lloop.c:525:2: note: in expansion of macro ‘CLASSERT’
    CLASSERT(PAGE_CACHE_SIZE < (1 << (sizeof(unsigned short) * 8)));
    ^
  /home/ubuntu/trusty-xgene/drivers/staging/lustre/include/linux/libcfs/libcfs_private.h:418:40: error: previously use
  d here
   #define CLASSERT(cond) do {switch(42) {case (cond): case 0: break;}} while (0)
                                          ^
  /home/ubuntu/trusty-xgene/drivers/staging/lustre/lustre/llite/lloop.c:525:2: note: in expansion of macro ‘CLASSERT’
    CLASSERT(PAGE_CACHE_SIZE < (1 << (sizeof(unsigned short) * 8)));
    ^
  make[7]: *** [drivers/staging/lustre/lustre/llite/lloop.o] Error 1
  make[6]: *** [drivers/staging/lustre/lustre/llite] Error 2
  make[5]: *** [drivers/staging/lustre/lustre] Error 2
  make[4]: *** [drivers/staging/lustre] Error 2
  make[3]: *** [drivers/staging] Error 2
  make[3]: *** Waiting for unfinished jobs....

  A patch was submitted upstream, but it was not up to the standards required for acceptance.
  https://lkml.org/lkml/2015/1/30/212

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