Bug 202093 - Samsung SSD 750 EVO doesn't support queued TRIM command
Summary: Samsung SSD 750 EVO doesn't support queued TRIM command
Status: NEW
Alias: None
Product: Drivers
Classification: Unclassified
Component: Flash/Memory Technology Devices (show other bugs)
Hardware: All Linux
: P1 normal
Assignee: David Woodhouse
Depends on:
Reported: 2018-12-29 16:09 UTC by Victor Belyaevski
Modified: 2018-12-29 16:40 UTC (History)
2 users (show)

See Also:
Kernel Version: 4.15.0
Tree: Mainline
Regression: No

patch over v4.15 branch (828 bytes, patch)
2018-12-29 16:09 UTC, Victor Belyaevski
Details | Diff
patch over master branch (828 bytes, patch)
2018-12-29 16:10 UTC, Victor Belyaevski
Details | Diff

Description Victor Belyaevski 2018-12-29 16:09:41 UTC
Created attachment 280185 [details]
patch over v4.15 branch

SSD drive stops processing requests after a while.
With attached patch system is stable.

Exact SSD information:

#hdparm -I /dev/sda


ATA device, with non-removable media
        Model Number:       Samsung SSD 750 EVO 250GB               
        Serial Number:      S33SNWBH536151Z     
        Firmware Revision:  MAT01B6Q
        Transport:          Serial, ATA8-AST, SATA 1.0a, SATA II Extensions, SATA Rev 2.5, SATA Rev 2.6, SATA Rev 3.0
Comment 1 Victor Belyaevski 2018-12-29 16:10:32 UTC
Created attachment 280187 [details]
patch over master branch

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