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cam(4): Limit search for disks in SES enclosure by single bus

Description

cam(4): Limit search for disks in SES enclosure by single bus

At least for SAS that we only support now disks are typically
connected to the same bus as the enclosure. Limiting the search
scope makes it much faster on systems with multiple buses and
thousands of disks.

Reviewed by: imp
MFC after: 2 weeks
Sponsored by: iXsystems, Inc.
Differential Revision: https://reviews.freebsd.org/D32305

(cherry picked from commit 730ea72c706ef8e025616772cfd86fd89ed3d42e)

Details

Provenance
mavAuthored on Oct 5 2021, 7:01 PM
Reviewer
imp
Differential Revision
D32305: cam(4): Limit search for disks in SES enclosure by single bus
Parents
R10:7d7168478380: cam(4): Improve XPT_DEV_MATCH
Branches
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Tags
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