------- Comment From ru...@us.ibm.com 2016-03-28 16:01 EDT-------
Minor changes to the kernel handling of user_min_free_kbytes appears to be the 
ideal solution here since it would have benefits outside of the kdump 
environment.  Currently, it appears that it is too easy to manually set a 
completely inappropriate value.  Elsewhere, the value is capped at either 65536 
or 5% of lowmem, but it appears that the user provided value is not run through 
the same sanity checks (see init_per_zone_wmark_min() as an example).

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https://bugs.launchpad.net/bugs/1528101

Title:
  ISST-LTE: kdump failed: second kernel booting hangs after /scripts
  /init-bottom when large min_free_kbytes value being set

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