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Bug #9046
closed
mptsas_handle_topo_change can return without its locks held
Start date:
2018-02-06
Due date:
% Done:
100%
Estimated time:
Difficulty:
Medium
Tags:
Gerrit CR:
Description
In the mptsas_handle_topo_change() there is an invariant that the mptsas_t m_mutex member should be held when entering and leaving that function. Unfortunately, there are several cases in this function where it is dropped, but not entered again.
See 9044 for testing notes.
Related issues
Updated by Electric Monk about 4 years ago
- Status changed from New to Closed
git commit e89016e771abb6871cb08b54316d9a1a826a9193
commit e89016e771abb6871cb08b54316d9a1a826a9193
Author: Robert Mustacchi <rm@joyent.com>
Date: 2018-04-04T20:15:13.000Z
9044 Need support for mpt_sas tri-mode parts
9045 Clean up mpt_sas compiler warnings
9046 mptsas_handle_topo_change can return without its locks held
9047 workaround SAS3408 firmware issue
Reviewed by: Jerry Jelinek <jerry.jelinek@joyent.com>
Reviewed by: Hans Rosenfeld <hans.rosenfeld@joyent.com>
Reviewed by: Albert Lee <trisk@forkgnu.org>
Reviewed by: Yuri Pankov <yuripv@yuripv.net>
Approved by: Richard Lowe <richlowe@richlowe.net>
Updated by Marcel Telka over 3 years ago
- Related to Feature #8348: mptsas_handle_topo_change() can return without locks held added
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