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linux-next/drivers/block
Mike Miller 5e216153c3 cciss: add performant mode support for Stars/Sirius
Add a mode of controller operation called Performant Mode.  Even though
cciss has been deprecated in favor of hpsa there are new controllers due
out next year that HP must support in older vendor distros.  Vendors
require all fixes/features be upstream.  These new controllers support
only 16 commands in simple mode but support up to 1024 in performant mode.
This requires us to add this support at this late date.

The performant mode transport minimizes host PCI accesses by performinf
many completions per read.  PCI writes are posted so the host can write
then immediately get off the bus not waiting for the writwe to complete to
the target.  In the context of performant mode the host read out to a
controller pulls all posted writes into host memory ensuring the reply
queue is coherent.

Signed-off-by: Mike Miller <mike.miller@hp.com>
Cc: Stephen M. Cameron <scameron@beardog.cce.hp.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
2010-08-07 18:12:51 +02:00
..
aoe include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h 2010-03-30 22:02:32 +09:00
drbd drbd: Fixed a race between disk-attach and unexpected state changes 2010-06-14 12:19:41 +02:00
paride Merge branch 'for-linus' of git://git.kernel.dk/linux-2.6-block 2010-04-09 11:50:29 -07:00
amiflop.c m68k: amiga - Floppy platform device conversion 2010-05-17 21:37:45 +02:00
ataflop.c ataflop: Killl warning about unused variable flags 2010-02-27 18:27:15 +01:00
brd.c brd: support discard 2010-06-01 11:09:20 +02:00
cciss_cmd.h cciss: add performant mode support for Stars/Sirius 2010-08-07 18:12:51 +02:00
cciss_scsi.c cciss: add performant mode support for Stars/Sirius 2010-08-07 18:12:51 +02:00
cciss_scsi.h cciss: remove C99-style comments 2010-02-22 13:44:45 +01:00
cciss.c cciss: add performant mode support for Stars/Sirius 2010-08-07 18:12:51 +02:00
cciss.h cciss: add performant mode support for Stars/Sirius 2010-08-07 18:12:51 +02:00
cpqarray.c cpqarray: fix two more wrong section type 2010-06-14 15:21:33 +02:00
cpqarray.h
cryptoloop.c drivers: Remove unnecessary inclusions of asm/semaphore.h 2008-04-18 22:16:32 -04:00
DAC960.c block: Finalize conversion of block limits functions 2010-03-15 12:47:59 +01:00
DAC960.h Fix DAC960 driver on machines which don't support 64-bit DMA 2007-09-11 17:21:19 -07:00
floppy.c drivers/block/floppy.c: remove unnecessary casting in fd_ioctl 2010-03-12 15:52:31 -08:00
hd.c Merge commit 'v2.6.34-rc6' into core/locking 2010-05-03 09:17:01 +02:00
ida_cmd.h
ida_ioctl.h
Kconfig paride: fix menu indentation 2010-05-11 09:02:55 +02:00
loop.c sanitize vfs_fsync calling conventions 2010-05-21 18:31:21 -04:00
Makefile The DRBD driver 2009-10-01 21:17:49 +02:00
mg_disk.c include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h 2010-03-30 22:02:32 +09:00
nbd.c include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h 2010-03-30 22:02:32 +09:00
osdblk.c include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h 2010-03-30 22:02:32 +09:00
pktcdvd.c pktcdvd: improve BKL and compat_ioctl.c usage 2010-04-29 08:44:37 -07:00
ps3disk.c include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h 2010-03-30 22:02:32 +09:00
ps3vram.c include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h 2010-03-30 22:02:32 +09:00
smart1,2.h
sunvdc.c block: Consolidate phys_segment and hw_segment limits 2010-02-26 13:58:08 +01:00
swim3.c powerpc/macio: Fix probing of macio devices by using the right of match table 2010-06-02 17:50:38 +10:00
swim_asm.S m68k: mac - Add SWIM floppy support 2009-03-26 21:15:27 +01:00
swim.c include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h 2010-03-30 22:02:32 +09:00
sx8.c block: Consolidate phys_segment and hw_segment limits 2010-02-26 13:58:08 +01:00
ub.c include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h 2010-03-30 22:02:32 +09:00
umem.c include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h 2010-03-30 22:02:32 +09:00
umem.h drivers/block/umem: trim trailing whitespace 2007-10-10 09:25:59 +02:00
viodasd.c Merge branch 'for-2.6.34' of git://git.kernel.dk/linux-2.6-block 2010-03-01 09:00:29 -08:00
virtio_blk.c virtio-blk: fix minimum number of S/G elements 2010-06-03 22:39:18 +09:30
xd.c include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h 2010-03-30 22:02:32 +09:00
xd.h [PATCH] switch xd 2008-10-21 07:48:11 -04:00
xen-blkfront.c include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h 2010-03-30 22:02:32 +09:00
xsysace.c of: Remove duplicate fields from of_platform_driver 2010-05-22 00:10:40 -06:00
z2ram.c include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h 2010-03-30 22:02:32 +09:00