[GIT PULL] block bits for 2.6.32-rc1
From: Jens Axboe
Date: Sun Sep 13 2009 - 13:59:16 EST
Hi Linus,
Here are the changes queued up in the block/IO area for 2.6.32. Nothing
totally exciting. Please pull.
git://git.kernel.dk/linux-2.6-block.git for-2.6.32
Christoph Hellwig (1):
block: use blkdev_issue_discard in blk_ioctl_discard
David Woodhouse (1):
Make DISCARD_BARRIER and DISCARD_NOBARRIER writes instead of reads
Ed L. Cashin (1):
aoe: end barrier bios with EOPNOTSUPP
Eric Dumazet (1):
cciss: memory leak in cciss_init_one()
Hannes Reinecke (1):
Send uevents for write_protect changes
Jeff Moyer (1):
cfq: choose a new next_req when a request is dispatched
Jens Axboe (13):
cfq-iosched: drain device queue before switching to a sync queue
block: make bio_rw_flagged() return a bool
bio: first step in sanitizing the bio->bi_rw flag testing
block: improve queue_should_plug() by looking at IO depths
block: add blk-iopoll, a NAPI like approach for block devices
block: fix long lines in block/blk-iopoll.c
block: adjust default budget for blk-iopoll
block: fix comment in blk-iopoll.c
block: use interrupts disabled version of raise_softirq_irqoff()
cfq-iosched: get rid of must_alloc flag
block: make blk_iopoll_prep_sched() follow normal 0/1 return convention
block: enable rq CPU completion affinity by default
block: don't assume device has a request list backing in nr_requests store
Marcin Slusarz (1):
block: use printk_once
Martin K. Petersen (1):
block: Optimal I/O limit wrapper
Miklos Szeredi (1):
splice: update mtime and atime on files
Minchan Kim (1):
block: trace bio queueing trial only when it occurs
Nikanth Karthikesan (1):
Seperate read and write statistics of in_flight requests
Shan Wei (1):
cfq: fix the log message after dispatched a request
Tejun Heo (3):
block: use the same failfast bits for bio and request
block: implement mixed merge of different failfast requests
scsi,block: update SCSI to handle mixed merge failures
Vivek Goyal (1):
cfq-iosched: no need to keep track of busy_rt_queues
block/Makefile | 2 +-
block/blk-barrier.c | 31 ++++---
block/blk-core.c | 166 +++++++++++++++++++++++++------
block/blk-iopoll.c | 227 +++++++++++++++++++++++++++++++++++++++++++
block/blk-merge.c | 51 ++++++++--
block/blk-settings.c | 21 ++++-
block/blk-sysfs.c | 7 +-
block/blk.h | 1 +
block/cfq-iosched.c | 72 ++++++--------
block/elevator.c | 16 +---
block/genhd.c | 22 ++++-
block/ioctl.c | 49 +---------
drivers/block/aoe/aoeblk.c | 3 +
drivers/block/cciss.c | 4 +-
drivers/block/loop.c | 2 +-
drivers/block/paride/pcd.c | 12 +--
drivers/block/sx8.c | 4 +-
drivers/block/viodasd.c | 12 +--
drivers/md/dm-raid1.c | 2 +-
drivers/md/dm-stripe.c | 4 +-
drivers/md/dm.c | 28 +++---
drivers/md/linear.c | 2 +-
drivers/md/multipath.c | 4 +-
drivers/md/raid0.c | 2 +-
drivers/md/raid1.c | 14 ++-
drivers/md/raid10.c | 6 +-
drivers/md/raid5.c | 2 +-
drivers/scsi/scsi_lib.c | 6 +-
drivers/staging/dst/dcore.c | 5 +-
fs/btrfs/extent-tree.c | 3 +-
fs/btrfs/volumes.c | 4 +-
fs/gfs2/rgrp.c | 6 +-
fs/partitions/check.c | 12 ++-
fs/splice.c | 8 +-
include/linux/bio.h | 69 ++++++-------
include/linux/blk-iopoll.h | 48 +++++++++
include/linux/blkdev.h | 44 +++++++--
include/linux/fs.h | 4 +-
include/linux/genhd.h | 21 +++--
include/linux/interrupt.h | 1 +
kernel/sysctl.c | 10 ++-
mm/swapfile.c | 6 +-
42 files changed, 729 insertions(+), 284 deletions(-)
create mode 100644 block/blk-iopoll.c
create mode 100644 include/linux/blk-iopoll.h
--
Jens Axboe
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