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linux/drivers/scsi
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Christoph Hellwig 2ccbb00808 scsi: only maintain target_blocked if the driver has a target queue limit 
This saves us an atomic operation for each I/O submission and completion
for the usual case where the driver doesn't set a per-target can_queue
value.  Only a few iscsi hardware offload drivers set the per-target
can_queue value at the moment.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
Reviewed-by: Webb Scales <webbnh@hp.com>
Acked-by: Jens Axboe <axboe@kernel.dk>
Tested-by: Bart Van Assche <bvanassche@acm.org>
Tested-by: Robert Elliott <elliott@hp.com>
2014-07-25 17:16:05 -04:00
..
aacraid
scsi: use 64-bit LUNs
2014-07-17 22:07:37 +02:00
aic7xxx
scsi: use 64-bit LUNs
2014-07-17 22:07:37 +02:00
aic94xx
[SCSI] libsas: implement > 16 byte CDB support
2013-06-04 11:15:59 -07:00
arcmsr
scsi: use 64-bit LUNs
2014-07-17 22:07:37 +02:00
arm
scsi: use 64-bit LUNs
2014-07-17 22:07:37 +02:00
be2iscsi
be2iscsi: remove potential junk pointer free
2014-06-25 13:29:05 +02:00
bfa
bfa: allocate memory with GFP_ATOMIC in spinlock context
2014-05-19 19:12:22 +02:00
bnx2fc
scsi: use 64-bit LUNs
2014-07-17 22:07:37 +02:00
bnx2i
Merge branch 'sched/urgent' into sched/core, to avoid conflicts
2014-05-07 13:15:46 +02:00
csiostor
scsi: use 64-bit LUNs
2014-07-17 22:07:37 +02:00
cxgbi
scsi: use 64-bit value for 'max_luns'
2014-07-17 22:07:38 +02:00
device_handler
block: add blk_rq_set_block_pc()
2014-06-06 07:57:37 -06:00
dpt
…
esas2r
esas2r: Fix comment
2014-05-19 19:12:23 +02:00
fcoe
Merge branch 'sched/urgent' into sched/core, to avoid conflicts
2014-05-07 13:15:46 +02:00
fnic
scsi: use 64-bit LUNs
2014-07-17 22:07:37 +02:00
ibmvscsi
ibmvstgt: remove
2014-07-17 22:07:43 +02:00
isci
arch: Mass conversion of smp_mb__*()
2014-04-18 14:20:48 +02:00
libfc
fcp: Do not interpret check condition as underrun
2013-09-04 13:52:35 -07:00
libsas
scsi: convert host_busy to atomic_t
2014-07-25 07:43:43 -04:00
lpfc
scsi: use 64-bit value for 'max_luns'
2014-07-17 22:07:38 +02:00
megaraid
scsi: use 64-bit LUNs
2014-07-17 22:07:37 +02:00
mpt2sas
mpt2sas: Add free smids to the head, not tail of list
2014-05-28 18:13:24 +02:00
mpt3sas
scsi: use 64-bit value for 'max_luns'
2014-07-17 22:07:38 +02:00
mvsas
drivers: scsi: mvsas: fix compiling issue by adding 'MVS_' for "enum pci_interrupt_cause"
2014-06-20 08:22:39 +08:00
osd
block: add blk_rq_set_block_pc()
2014-06-06 07:57:37 -06:00
pcmcia
scsi: use 64-bit LUNs
2014-07-17 22:07:37 +02:00
pm8001
pm8001: Fix potential null pointer dereference and memory leak.
2014-06-25 13:29:05 +02:00
qla2xxx
scsi: use 64-bit value for 'max_luns'
2014-07-17 22:07:38 +02:00
qla4xxx
scsi: use 64-bit LUNs
2014-07-17 22:07:37 +02:00
sym53c8xx_2
scsi: use 64-bit LUNs
2014-07-17 22:07:37 +02:00
ufs
scsi: ufs: Improve UFS fatal error handling
2014-05-28 12:25:13 +02:00
.gitignore
…
3w-9xxx.c
[SCSI] Disable WRITE SAME for RAID and virtual host adapter drivers
2013-11-29 08:48:39 +04:00
3w-9xxx.h
…
3w-sas.c
[SCSI] Disable WRITE SAME for RAID and virtual host adapter drivers
2013-11-29 08:48:39 +04:00
3w-sas.h
…
3w-xxxx.c
[SCSI] Disable WRITE SAME for RAID and virtual host adapter drivers
2013-11-29 08:48:39 +04:00
3w-xxxx.h
…
53c700_d.h_shipped
…
53c700.c
scsi: use 64-bit LUNs
2014-07-17 22:07:37 +02:00
53c700.h
…
53c700.scr
…
a100u2w.c
scsi: use 64-bit LUNs
2014-07-17 22:07:37 +02:00
a100u2w.h
…
a2091.c
zorro: ZTWO_VADDR() should return "void __iomem *"
2013-11-26 11:09:07 +01:00
a2091.h
…
a3000.c
zorro: ZTWO_VADDR() should return "void __iomem *"
2013-11-26 11:09:07 +01:00
a3000.h
…
a4000t.c
zorro: ZTWO_VADDR() should return "void __iomem *"
2013-11-26 11:09:07 +01:00
advansys.c
scsi: convert host_busy to atomic_t
2014-07-25 07:43:43 -04:00
aha152x.c
scsi: use 64-bit LUNs
2014-07-17 22:07:37 +02:00
aha152x.h
…
aha1542.c
treewide: Put a space between #include and FILE
2012-06-28 11:44:36 +02:00
aha1542.h
…
aha1740.c
aha1740: switch to ->show_info()
2013-04-09 14:13:23 -04:00
aha1740.h
…
atari_NCR5380.c
scsi: use 64-bit LUNs
2014-07-17 22:07:37 +02:00
atari_scsi.c
SCSI for-linus on 20140609
2014-06-09 18:54:06 -07:00
atari_scsi.h
scsi/NCR5380: remove unused macro definitions
2014-05-28 12:11:08 +02:00
atp870u.c
SCSI: remove unnecessary pci_set_drvdata()
2013-10-14 15:26:04 +02:00
atp870u.h
…
BusLogic.c
[SCSI] buslogic: Added check for DMA mapping errors
2013-10-25 09:57:57 +01:00
BusLogic.h
[SCSI] BusLogic: Port driver to 64-bit.
2013-06-26 18:32:47 -07:00
bvme6000_scsi.c
Drivers: scsi: remove __dev* attributes.
2013-01-03 15:57:01 -08:00
ch.c
scsi: Implement ch_printk()
2014-07-17 22:07:40 +02:00
constants.c
[SCSI] scsi constants: command, sense key + additional sense strings
2013-07-09 22:52:29 +01:00
dc395x.c
scsi: use 64-bit value for 'max_luns'
2014-07-17 22:07:38 +02:00
dc395x.h
…
dmx3191d.c
Drivers: scsi: remove __dev* attributes.
2013-01-03 15:57:01 -08:00
dpt_i2o.c
scsi: use 64-bit LUNs
2014-07-17 22:07:37 +02:00
dpti.h
scsi: use 64-bit LUNs
2014-07-17 22:07:37 +02:00
dtc.c
scsi/NCR5380: fix and standardize NDEBUG macros
2014-05-28 12:10:43 +02:00
dtc.h
NCR5830: switch to ->show_info()
2013-04-09 14:13:17 -04:00
eata_generic.h
…
eata_pio.c
[SCSI] remove deprecated IRQF_DISABLED from SCSI
2014-03-19 15:04:44 -07:00
eata_pio.h
…
eata.c
scsi: use 64-bit value for 'max_luns'
2014-07-17 22:07:38 +02:00
esp_scsi.c
esp_scsi: Fix tag state corruption when autosensing.
2013-08-01 18:08:34 -07:00
esp_scsi.h
esp_scsi: Fix tag state corruption when autosensing.
2013-08-01 18:08:34 -07:00
fdomain.c
Drivers: scsi: remove __dev* attributes.
2013-01-03 15:57:01 -08:00
fdomain.h
…
FlashPoint.c
[SCSI] BusLogic: Port driver to 64-bit.
2013-06-26 18:32:47 -07:00
g_NCR5380_mmio.c
…
g_NCR5380.c
scsi: use 64-bit LUNs
2014-07-17 22:07:37 +02:00
g_NCR5380.h
scsi/NCR5380: remove old CVS keywords
2014-05-28 12:05:37 +02:00
gdth_ioctl.h
…
gdth_proc.c
gdth: switch to ->show_info()
2013-04-09 14:13:16 -04:00
gdth_proc.h
gdth: switch to ->show_info()
2013-04-09 14:13:16 -04:00
gdth.c
[SCSI] remove deprecated IRQF_DISABLED from SCSI
2014-03-19 15:04:44 -07:00
gdth.h
gdth: switch to ->show_info()
2013-04-09 14:13:16 -04:00
gvp11.c
zorro: ZTWO_VADDR() should return "void __iomem *"
2013-11-26 11:09:07 +01:00
gvp11.h
…
hosts.c
scsi: use dev_printk variants where possible
2014-07-17 22:07:42 +02:00
hpsa_cmd.h
hpsa: fix handling of hpsa_volume_offline return value
2014-06-02 09:55:02 +02:00
hpsa.c
scsi: use 64-bit LUNs
2014-07-17 22:07:37 +02:00
hpsa.h
hpsa: fix event filtering to prevent excessive rescans with old firmware
2014-06-02 09:54:59 +02:00
hptiop.c
scsi: use 64-bit LUNs
2014-07-17 22:07:37 +02:00
hptiop.h
[SCSI] hptiop: Support HighPoint RR4520/RR4522 HBA
2012-11-27 08:59:43 +04:00
imm.c
imm: switch to ->show_info()
2013-04-09 14:13:16 -04:00
imm.h
…
in2000.c
scsi: use 64-bit LUNs
2014-07-17 22:07:37 +02:00
in2000.h
…
initio.c
[SCSI] remove deprecated IRQF_DISABLED from SCSI
2014-03-19 15:04:44 -07:00
initio.h
…
ipr.c
Merge branch 'for-3.15/core' of git://git.kernel.dk/linux-block
2014-04-01 19:19:15 -07:00
ipr.h
[SCSI] ipr: Add new CCIN definition for Grand Canyon support
2014-03-19 15:04:42 -07:00
ips.c
[SCSI] Disable WRITE SAME for RAID and virtual host adapter drivers
2013-11-29 08:48:39 +04:00
ips.h
ips: switch to ->show_info()
2013-04-09 14:13:27 -04:00
iscsi_boot_sysfs.c
[SCSI] iscsi_boot_sysfs: Fix a memory leak in iscsi_boot_destroy_kset()
2014-03-15 10:19:19 -07:00
iscsi_tcp.c
net: Split sk_no_check into sk_no_check_{rx,tx}
2014-05-23 16:28:53 -04:00
iscsi_tcp.h
net: Fix use after free by removing length arg from sk_data_ready callbacks.
2014-04-11 16:15:36 -04:00
jazz_esp.c
Drivers: scsi: remove __dev* attributes.
2013-01-03 15:57:01 -08:00
Kconfig
tgt: removal
2014-07-17 22:07:44 +02:00
lasi700.c
Drivers: scsi: remove __dev* attributes.
2013-01-03 15:57:01 -08:00
libiscsi_tcp.c
[SCSI] libiscsi: Reduce locking contention in fast path
2014-03-15 10:19:18 -07:00
libiscsi.c
scsi: convert host_busy to atomic_t
2014-07-25 07:43:43 -04:00
mac53c94.c
…
mac53c94.h
…
mac_esp.c
Drivers: scsi: remove __dev* attributes.
2013-01-03 15:57:01 -08:00
mac_scsi.c
scsi/NCR5380: fix and standardize NDEBUG macros
2014-05-28 12:10:43 +02:00
mac_scsi.h
scsi/NCR5380: remove old CVS keywords
2014-05-28 12:05:37 +02:00
Makefile
tgt: removal
2014-07-17 22:07:44 +02:00
megaraid.c
scsi: use 64-bit value for 'max_luns'
2014-07-17 22:07:38 +02:00
megaraid.h
[SCSI] megaraid: simplify internal command handling
2014-03-27 08:26:31 -07:00
mesh.c
scsi: use 64-bit LUNs
2014-07-17 22:07:37 +02:00
mesh.h
…
mvme16x_scsi.c
Drivers: scsi: remove __dev* attributes.
2013-01-03 15:57:01 -08:00
mvme147.c
switch wd33c93 to ->show_info()
2013-04-09 14:13:15 -04:00
mvme147.h
…
mvumi.c
SCSI: remove unnecessary pci_set_drvdata()
2013-10-14 15:26:04 +02:00
mvumi.h
[SCSI] mvumi: Use PCI_VENDOR_ID_MARVELL_EXT for 0x1b4b
2013-04-15 14:30:44 -06:00
ncr53c8xx.c
scsi: use 64-bit LUNs
2014-07-17 22:07:37 +02:00
ncr53c8xx.h
scsi: Remove CONFIG_SCSI_MULTI_LUN
2014-07-17 22:07:35 +02:00
NCR53c406a.c
scsi: use 64-bit LUNs
2014-07-17 22:07:37 +02:00
NCR5380.c
scsi: use 64-bit LUNs
2014-07-17 22:07:37 +02:00
NCR5380.h
scsi/NCR5380: dprintk macro
2014-05-28 18:14:16 +02:00
NCR_D700.c
Drivers: scsi: remove __dev* attributes.
2013-01-03 15:57:01 -08:00
NCR_D700.h
…
NCR_Q720.c
Drivers: scsi: remove __dev* attributes.
2013-01-03 15:57:01 -08:00
NCR_Q720.h
…
nsp32_debug.c
…
nsp32_io.h
…
nsp32.c
scsi: use 64-bit LUNs
2014-07-17 22:07:37 +02:00
nsp32.h
…
osst_detect.h
…
osst_options.h
…
osst.c
block: add blk_rq_set_block_pc()
2014-06-06 07:57:37 -06:00
osst.h
…
pas16.c
[SCSI] remove deprecated IRQF_DISABLED from SCSI
2014-03-19 15:04:44 -07:00
pas16.h
scsi/NCR5380: remove redundant HOSTS_C macro tests
2014-05-28 12:05:36 +02:00
pmcraid.c
scsi: use 64-bit LUNs
2014-07-17 22:07:37 +02:00
pmcraid.h
…
ppa.c
ppa: switch to ->show_info()
2013-04-09 14:13:17 -04:00
ppa.h
…
ps3rom.c
scsi: use 64-bit LUNs
2014-07-17 22:07:37 +02:00
qla1280.c
x86, platforms: Remove SGI Visual Workstation
2014-02-27 08:07:39 -08:00
qla1280.h
…
qlogicfas408.c
…
qlogicfas408.h
…
qlogicfas.c
Drivers: scsi: remove __dev* attributes.
2013-01-03 15:57:01 -08:00
qlogicpti.c
scsi: convert host_busy to atomic_t
2014-07-25 07:43:43 -04:00
qlogicpti.h
…
raid_class.c
…
script_asm.pl
…
scsi_debug.c
scsi: use 64-bit LUNs
2014-07-17 22:07:37 +02:00
scsi_devinfo.c
[SCSI] Workaround for disks that report bad optimal transfer length
2013-06-24 13:00:10 -07:00
scsi_error.c
scsi: convert host_busy to atomic_t
2014-07-25 07:43:43 -04:00
scsi_ioctl.c
scsi: use dev_printk() variants for ioctl
2014-07-17 22:07:41 +02:00
scsi_lib_dma.c
…
scsi_lib.c
scsi: only maintain target_blocked if the driver has a target queue limit
2014-07-25 17:16:05 -04:00
scsi_logging.h
…
scsi_module.c
…
scsi_netlink.c
net: Use netlink_ns_capable to verify the permisions of netlink messages
2014-04-24 13:44:54 -04:00
scsi_pm.c
scsi: async sd resume
2014-04-10 15:30:35 -07:00
scsi_priv.h
scsi: use 64-bit LUNs
2014-07-17 22:07:37 +02:00
scsi_proc.c
scsi: use 64-bit LUNs
2014-07-17 22:07:37 +02:00
scsi_sas_internal.h
…
scsi_scan.c
scsi: use dev_printk variants where possible
2014-07-17 22:07:42 +02:00
scsi_sysctl.c
scsi: convert use of typedef ctl_table to struct ctl_table
2014-06-06 16:08:16 -07:00
scsi_sysfs.c
scsi: fix the {host,target,device}_blocked counter mess
2014-07-25 17:15:48 -04:00
scsi_trace.c
…
scsi_transport_api.h
…
scsi_transport_fc.c
tgt: removal
2014-07-17 22:07:44 +02:00
scsi_transport_iscsi.c
scsi: use 64-bit LUNs
2014-07-17 22:07:37 +02:00
scsi_transport_sas.c
scsi: use 64-bit LUNs
2014-07-17 22:07:37 +02:00
scsi_transport_spi.c
…
scsi_transport_srp.c
tgt: removal
2014-07-17 22:07:44 +02:00
scsi_typedefs.h
…
scsi.c
scsi: fix the {host,target,device}_blocked counter mess
2014-07-25 17:15:48 -04:00
scsi.h
…
scsicam.c
…
sd_dif.c
bio-integrity: Convert to bvec_iter
2013-11-23 22:33:50 -08:00
sd.c
sd: split sd_init_command
2014-07-17 22:16:29 +02:00
sd.h
sd: Limit transfer length
2014-07-17 22:07:33 +02:00
ses.c
[SCSI] ses: Use vpd information from scsi_device
2014-03-27 08:26:31 -07:00
sg.c
scsi: convert device_busy to atomic_t
2014-07-25 07:43:45 -04:00
sgiwd93.c
Drivers: scsi: remove __dev* attributes.
2013-01-03 15:57:01 -08:00
sim710.c
Drivers: scsi: remove __dev* attributes.
2013-01-03 15:57:01 -08:00
sni_53c710.c
Drivers: scsi: remove __dev* attributes.
2013-01-03 15:57:01 -08:00
sr_ioctl.c
scsi: Implement sr_printk()
2014-07-17 22:07:39 +02:00
sr_vendor.c
scsi: Implement sr_printk()
2014-07-17 22:07:39 +02:00
sr.c
scsi: set sc_data_direction in common code
2014-07-17 22:11:41 +02:00
sr.h
scsi: Implement sr_printk()
2014-07-17 22:07:39 +02:00
st_options.h
…
st.c
scsi: Implement st_printk()
2014-07-17 22:07:41 +02:00
st.h
[SCSI] st: raise device limit
2012-09-14 17:59:29 +01:00
stex.c
SCSI: remove unnecessary pci_set_drvdata()
2013-10-14 15:26:04 +02:00
storvsc_drv.c
[SCSI] storvsc: NULL pointer dereference fix
2014-03-12 13:16:54 +04:00
sun3_NCR5380.c
scsi: use 64-bit LUNs
2014-07-17 22:07:37 +02:00
sun3_scsi_vme.c
scsi/NCR5380: merge sun3_scsi_vme.c into sun3_scsi.c
2014-05-28 12:16:28 +02:00
sun3_scsi.c
scsi/NCR5380: merge sun3_scsi_vme.c into sun3_scsi.c
2014-05-28 12:16:28 +02:00
sun3_scsi.h
scsi/NCR5380: reduce depth of sun3_scsi nested includes
2014-05-28 12:11:33 +02:00
sun3x_esp.c
Drivers: scsi: remove __dev* attributes.
2013-01-03 15:57:01 -08:00
sun_esp.c
Drivers: scsi: remove __dev* attributes.
2013-01-03 15:57:01 -08:00
sym53c416.c
Drivers: scsi: remove __dev* attributes.
2013-01-03 15:57:01 -08:00
sym53c416.h
…
t128.c
scsi/NCR5380: remove old CVS keywords
2014-05-28 12:05:37 +02:00
t128.h
scsi/NCR5380: remove old CVS keywords
2014-05-28 12:05:37 +02:00
tmscsim.c
scsi: use 64-bit LUNs
2014-07-17 22:07:37 +02:00
tmscsim.h
[SCSI] tmscsim: Move 'last_reset' into host structure
2013-10-25 11:51:37 +01:00
u14-34f.c
scsi: use 64-bit LUNs
2014-07-17 22:07:37 +02:00
ultrastor.c
…
ultrastor.h
…
virtio_scsi.c
virtio-scsi: fix various bad behavior on aborted requests
2014-06-25 13:29:33 +02:00
vmw_pvscsi.c
[SCSI] vmw_pvscsi: Some improvements in pvscsi driver.
2014-03-19 15:04:46 -07:00
vmw_pvscsi.h
[SCSI] vmw_pvscsi: Some improvements in pvscsi driver.
2014-03-19 15:04:46 -07:00
wd33c93.c
scsi: use 64-bit LUNs
2014-07-17 22:07:37 +02:00
wd33c93.h
switch wd33c93 to ->show_info()
2013-04-09 14:13:15 -04:00
wd7000.c
[SCSI] remove deprecated IRQF_DISABLED from SCSI
2014-03-19 15:04:44 -07:00
zalon.c
Drivers: scsi: remove __dev* attributes.
2013-01-03 15:57:01 -08:00
zorro7xx.c
zorro: ZTWO_VADDR() should return "void __iomem *"
2013-11-26 11:09:07 +01:00