search for: qdepth

..._SZ 64 #define VIRTIO_SCSI_EVENT_LEN 8 @@ -633,6 +634,36 @@ static int virtscsi_device_reset(struct scsi_cmnd *sc) return virtscsi_tmf(vscsi, cmd); } +/** + * virtscsi_change_queue_depth() - Change a virtscsi target's queue depth + * @sdev: Virtscsi target whose queue depth to change + * @qdepth: New queue depth + * @reason: Reason for the queue depth change. + */ +static int virtscsi_change_queue_depth(struct scsi_device *sdev, + int qdepth, + int reason) +{ + struct Scsi_Host *shost = sdev->host; + int max_depth = shost->cmd_per_lun; + + switch (reason) { + case...

..._SZ 64 #define VIRTIO_SCSI_EVENT_LEN 8 @@ -633,6 +634,36 @@ static int virtscsi_device_reset(struct scsi_cmnd *sc) return virtscsi_tmf(vscsi, cmd); } +/** + * virtscsi_change_queue_depth() - Change a virtscsi target's queue depth + * @sdev: Virtscsi target whose queue depth to change + * @qdepth: New queue depth + * @reason: Reason for the queue depth change. + */ +static int virtscsi_change_queue_depth(struct scsi_device *sdev, + int qdepth, + int reason) +{ + struct Scsi_Host *shost = sdev->host; + int max_depth = shost->cmd_per_lun; + + switch (reason) { + case...

...sas/mpt2sas_scsih.c:4637/_scsih_add_device()! mpt2sas0: port enable: SUCCESS Vendor: Dell Model: Virtual Disk Rev: 1028 Type: Direct-Access ANSI SCSI revision: 06 scsi 0:1:0:0: RAID1: handle(0x004f), wwid(0x04adb846d46d5f0a), pd_count(2), type(SSP) scsi 0:1:0:0: qdepth(128), tagged(1), simple(1), ordered(0), scsi_level(7), cmd_que(1) SCSI device sda: 285474816 512-byte hdwr sectors (146163 MB) sda: Write Protect is off sda: Mode Sense: 03 00 00 08 SCSI device sda: drive cache: write through SCSI device sda: 285474816 512-byte hdwr sectors (146163 MB) sda: Write P...

...mode The on-board 2308-4i has a RAID-1 set connected, configured in the BIOS before installing the OS. From dmesg: ** scsi 0:1:0:0: Direct-Access LSI Logical Volume 3000 PQ: 0 ANSI: 6 scsi 0:1:0:0: RAID1: handle(0x0143), wwid(0x0dafbe8ecd4f4330), pd_count(2), type(SSP) scsi 0:1:0:0: qdepth(128), tagged(1), simple(1), ordered(0), scsi_level(7), cmd_que(1) ** So, one of these must be true: 1) The machine came from HP with the IR firmware, yet MegaCli64 does not work on the 2308-4i. For the record, it dies because /dev/megaraid_sas_ioctl_node is not created when MegaCli64 is run, as...

Does anyone know what program can be used to query the RAID status from the OS for an on-board LSI SAS 2308-4i? On this page: http://docs.avagotech.com/docs/12351997 there is a curious note on the left that reads: "Integrated MegaRAID support available upon request" After one mostly fruitless round of chatting with LSI/Avago/Broadcom and one completely fruitless round of chatting

...si 0:0:0:0: Direct-Access HITACHI HUS156060VLS600 E516 PQ: 0 ANSI: 6 [ 50.239242] scsi 0:0:0:0: SSP: handle(0x000c), sas_addr(0x5000cca00fa20fd1), device_name(0xa0cc0050d30fa20f) [ 50.249120] scsi 0:0:0:0: SSP: enclosure_logical_id(0x5842b2b0512d3300), slot(0) [ 50.256573] scsi 0:0:0:0: qdepth(254), tagged(1), simple(1), ordered(0), scsi_level(7), cmd_que(1) [ 50.266830] scsi 0:0:1:0: Direct-Access HITACHI HUS156060VLS600 E516 PQ: 0 ANSI: 6 [ 50.274824] scsi 0:0:1:0: SSP: handle(0x000a), sas_addr(0x5000cca00fa1ef81), device_name(0xa0cc005083efa10f) [ 50.284702] scsi 0:0:1:0:...

...), phys(8) mpt2sas0: port enable: SUCCESS scsi 0:0:0:0: Direct-Access SEAGATE ST3300657SS 0006 PQ: 0 ANSI: 5 scsi 0:0:0:0: SSP: handle(0x0009), sas_addr(0x5000c50023bdb4b9), device_name(0x00c50050b8b4bd23) scsi 0:0:0:0: SSP: enclosure_logical_id(0x50030480004a14c0), slot(0) scsi 0:0:0:0: qdepth(254), tagged(1), simple(1), ordered(0), scsi_level(6), cmd_que(1) ata_piix 0000:00:1f.2: version 2.13 ata_piix 0000:00:1f.2: PCI->APIC IRQ transform: INT B -> IRQ 19 ata_piix 0000:00:1f.2: MAP [ P0 P2 P1 P3 ] ata_piix 0000:00:1f.2: setting latency timer to 64 scsi1 : ata_piix scsi2 : ata_pii...

[11558.527680] ------------[ cut here ]------------ [11558.527708] kernel BUG at fs/btrfs/transaction.c:1337! [11558.527730] invalid opcode: 0000 [#1] PREEMPT SMP [11558.527764] CPU 1 [11558.527776] Modules linked in: loop nls_cp437 vfat fat dm_mod xfs exportfs jfs usb_storage uas fuse ext4 jbd2 mbcache snd_hda_codec_hdmi snd_hda_codec_realtek arc4 iwlwifi snd_hda_intel snd_hda_codec uvcvideo