[LU-12565] Use bit locking in obd_echo Created: 18/Jul/19  Updated: 15/Aug/19  Resolved: 15/Aug/19

Status: Resolved
Project: Lustre
Component/s: None
Affects Version/s: Lustre 2.13.0
Fix Version/s: Lustre 2.13.0

Type: Bug Priority: Minor
Reporter: James A Simmons Assignee: James A Simmons
Resolution: Fixed Votes: 0
Labels: None

Issue Links:
Related
is related to LU-4423 Tracking of patches from upstream ker... Resolved
is related to LU-11089 Performance improvements for lu_objec... Resolved
Severity: 3
Rank (Obsolete): 9223372036854775807

 Description   

When lockdep is enabled obd_echo will complain about the ep_lock. Since this lock behaves much like the page lock we can convert this to a bit lock. 

 Comments   
Comment by Gerrit Updater [ 18/Jul/19 ]

James Simmons (jsimmons@infradead.org) uploaded a new patch: https://review.whamcloud.com/35563
Subject: LU-12565 obdecho: use bit-locking in echo_client.
Project: fs/lustre-release
Branch: master
Current Patch Set: 1
Commit: 180faa7421a16b72fc431c905b698577ed4cdd86

Comment by Gerrit Updater [ 15/Aug/19 ]

Oleg Drokin (green@whamcloud.com) merged in patch https://review.whamcloud.com/35563/
Subject: LU-12565 obdecho: use bit-locking in echo_client.
Project: fs/lustre-release
Branch: master
Current Patch Set:
Commit: a0ed8ac61e199993afe28f58801fa0182e69a2f8

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