Alexey Serbin has submitted this change and it was merged. ( 
http://gerrit.cloudera.org:8080/20930 )

Change subject: Fix CheckHolePunch for bigger than 4k blocks.
......................................................................

Fix CheckHolePunch for bigger than 4k blocks.

With the new 64k ARM core, you can use filesystems with up to 64k block
size.
Currently Kudu does not start if the data is on a filesystem with larger
than 4k blocks.
Problem: CheckHolePunch has hard-coded 4k block size instead of using the
get env->GetBlockSize.
Kudu seems to be running fine on a 64k fs after this fix.

More info:
https://kudu.apache.org/docs/troubleshooting.html#req_hole_punching

Change-Id: Ib4af73f0aa25db674fe0a34355cecd27a0c68417
Reviewed-on: http://gerrit.cloudera.org:8080/20894
Tested-by: Kudu Jenkins
Reviewed-by: Alexey Serbin <ale...@apache.org>
(cherry picked from commit de87aca3dd29177658790cffeb7a1de0c8d69231)
Reviewed-on: http://gerrit.cloudera.org:8080/20930
Tested-by: Alexey Serbin <ale...@apache.org>
Reviewed-by: Wang Xixu <1450306...@qq.com>
Reviewed-by: Yingchun Lai <laiyingc...@apache.org>
---
M src/kudu/fs/dir_util.cc
1 file changed, 8 insertions(+), 6 deletions(-)

Approvals:
  Alexey Serbin: Verified
  Wang Xixu: Looks good to me, but someone else must approve
  Yingchun Lai: Looks good to me, approved

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Gerrit-Project: kudu
Gerrit-Branch: branch-1.17.x
Gerrit-MessageType: merged
Gerrit-Change-Id: Ib4af73f0aa25db674fe0a34355cecd27a0c68417
Gerrit-Change-Number: 20930
Gerrit-PatchSet: 2
Gerrit-Owner: Alexey Serbin <ale...@apache.org>
Gerrit-Reviewer: Abhishek Chennaka <achenn...@cloudera.com>
Gerrit-Reviewer: Alexey Serbin <ale...@apache.org>
Gerrit-Reviewer: Kudu Jenkins (120)
Gerrit-Reviewer: Wang Xixu <1450306...@qq.com>
Gerrit-Reviewer: Yingchun Lai <laiyingc...@apache.org>
Gerrit-Reviewer: Zoltan Martonka <zmarto...@cloudera.com>

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