diff options
Diffstat (limited to 'block')
| -rw-r--r-- | block/Kconfig | 2 | ||||
| -rw-r--r-- | block/cfq-iosched.c | 9 | ||||
| -rw-r--r-- | block/compat_ioctl.c | 1 |
3 files changed, 7 insertions, 5 deletions
diff --git a/block/Kconfig b/block/Kconfig index 9bda7bc..7db9a41 100644 --- a/block/Kconfig +++ b/block/Kconfig @@ -38,7 +38,7 @@ config BLK_DEV_IO_TRACE on a block device queue. For more information (and the user space support tools needed), fetch the blktrace app from: - git://brick.kernel.dk/data/git/blktrace.git + git://git.kernel.dk/blktrace.git config LSF bool "Support for Large Single Files" diff --git a/block/cfq-iosched.c b/block/cfq-iosched.c index f26da2b..f4e1006 100644 --- a/block/cfq-iosched.c +++ b/block/cfq-iosched.c @@ -1214,6 +1214,8 @@ static void cfq_exit_cfqq(struct cfq_data *cfqd, struct cfq_queue *cfqq) static void __cfq_exit_single_io_context(struct cfq_data *cfqd, struct cfq_io_context *cic) { + struct io_context *ioc = cic->ioc; + list_del_init(&cic->queue_list); /* @@ -1223,6 +1225,9 @@ static void __cfq_exit_single_io_context(struct cfq_data *cfqd, cic->dead_key = (unsigned long) cic->key; cic->key = NULL; + if (ioc->ioc_data == cic) + rcu_assign_pointer(ioc->ioc_data, NULL); + if (cic->cfqq[ASYNC]) { cfq_exit_cfqq(cfqd, cic->cfqq[ASYNC]); cic->cfqq[ASYNC] = NULL; @@ -1255,7 +1260,6 @@ static void cfq_exit_single_io_context(struct io_context *ioc, */ static void cfq_exit_io_context(struct io_context *ioc) { - rcu_assign_pointer(ioc->ioc_data, NULL); call_for_each_cic(ioc, cfq_exit_single_io_context); } @@ -1478,8 +1482,7 @@ cfq_drop_dead_cic(struct cfq_data *cfqd, struct io_context *ioc, spin_lock_irqsave(&ioc->lock, flags); - if (ioc->ioc_data == cic) - rcu_assign_pointer(ioc->ioc_data, NULL); + BUG_ON(ioc->ioc_data == cic); radix_tree_delete(&ioc->radix_root, (unsigned long) cfqd); hlist_del_rcu(&cic->cic_list); diff --git a/block/compat_ioctl.c b/block/compat_ioctl.c index b733732..c70d0b6 100644 --- a/block/compat_ioctl.c +++ b/block/compat_ioctl.c @@ -624,7 +624,6 @@ static int compat_blkdev_driver_ioctl(struct inode *inode, struct file *file, case HDIO_GET_IDENTITY: case HDIO_DRIVE_TASK: case HDIO_DRIVE_CMD: - case HDIO_SCAN_HWIF: /* 0x330 is reserved -- it used to be HDIO_GETGEO_BIG */ case 0x330: /* 0x02 -- Floppy ioctls */ |
