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Bug #18750

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handle_pg_remove: pg_map_lock held for write when taking pg_lock

Added by Josh Durgin over 7 years ago. Updated almost 7 years ago.

Status:
New
Priority:
Normal
Assignee:
-
Category:
Performance/Resource Usage
Target version:
-
% Done:

0%

Source:
Tags:
Backport:
Regression:
No
Severity:
3 - minor
Reviewed:
Affected Versions:
ceph-qa-suite:
Component(RADOS):
OSD
Pull request ID:
Crash signature (v1):
Crash signature (v2):

Description

This could block the fast dispatch path, since fast dispatch takes pg_map_lock for read, so this makes it possibly block on the pg_lock.

Check for other instances of pg_map_lock being taken for write as well.

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