Date: Fri, 18 Jan 2019 04:23:52 +0000 (UTC) From: Oleksandr Tymoshenko <gonzo@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r343129 - head/sys/cam/ata Message-ID: <201901180423.x0I4NqL9098902@repo.freebsd.org>
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Author: gonzo Date: Fri Jan 18 04:23:52 2019 New Revision: 343129 URL: https://svnweb.freebsd.org/changeset/base/343129 Log: [ata] Add workaround for KingDian S200 SSD crash on receiving TRIM command - Add ADA_Q_NO_TRIM quirk to be used with the device that falsely advertise TRIM support - Add ADA_Q_NO_TRIM entry for KingDian S200 SSD PR: 222802 Submitted by: Bertrand Petit <bsdpr@phoe.frmug.org> MFC after: 1 week Modified: head/sys/cam/ata/ata_da.c Modified: head/sys/cam/ata/ata_da.c ============================================================================== --- head/sys/cam/ata/ata_da.c Fri Jan 18 00:39:17 2019 (r343128) +++ head/sys/cam/ata/ata_da.c Fri Jan 18 04:23:52 2019 (r343129) @@ -118,7 +118,8 @@ typedef enum { ADA_Q_4K = 0x01, ADA_Q_NCQ_TRIM_BROKEN = 0x02, ADA_Q_LOG_BROKEN = 0x04, - ADA_Q_SMR_DM = 0x08 + ADA_Q_SMR_DM = 0x08, + ADA_Q_NO_TRIM = 0x10 } ada_quirks; #define ADA_Q_BIT_STRING \ @@ -126,7 +127,8 @@ typedef enum { "\0014K" \ "\002NCQ_TRIM_BROKEN" \ "\003LOG_BROKEN" \ - "\004SMR_DM" + "\004SMR_DM" \ + "\005NO_TRIM" typedef enum { ADA_CCB_RAHEAD = 0x01, @@ -543,6 +545,14 @@ static struct ada_quirk_entry ada_quirk_table[] = }, { /* + * KingDian S200 60GB P0921B + * Trimming crash the SSD + */ + { T_DIRECT, SIP_MEDIA_FIXED, "*", "KingDian S200 *", "*" }, + /*quirks*/ADA_Q_NO_TRIM + }, + { + /* * Kingston E100 Series SSDs * 4k optimised & trim only works in 4k requests + 4k aligned */ @@ -1810,6 +1820,10 @@ adaregister(struct cam_periph *periph, void *arg) softc->disk->d_flags = DISKFLAG_DIRECT_COMPLETION | DISKFLAG_CANZONE; if (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) softc->disk->d_flags |= DISKFLAG_CANFLUSHCACHE; + /* Device lies about TRIM capability. */ + if ((softc->quirks & ADA_Q_NO_TRIM) && + (softc->flags & ADA_FLAG_CAN_TRIM)) + softc->flags &= ~ADA_FLAG_CAN_TRIM; if (softc->flags & ADA_FLAG_CAN_TRIM) { softc->disk->d_flags |= DISKFLAG_CANDELETE; softc->disk->d_delmaxsize = softc->params.secsize *
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