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| author | Christoph Hellwig <hch@lst.de> | 2010-06-19 23:08:06 +0200 |
|---|---|---|
| committer | Jens Axboe <jaxboe@fusionio.com> | 2010-08-07 18:23:03 +0200 |
| commit | c1955ce32fdb0877b7a1b22feb2669358f65be76 (patch) | |
| tree | 805b4da7168b0b16de890ea248323f3cdf5dc0b7 /include/linux/backing-dev.h | |
| parent | 4c4762d10faf93167b84ee03e4b58dd62012b06f (diff) | |
| download | op-kernel-dev-c1955ce32fdb0877b7a1b22feb2669358f65be76.zip op-kernel-dev-c1955ce32fdb0877b7a1b22feb2669358f65be76.tar.gz | |
writeback: remove wb_list
The wb_list member of struct backing_device_info always has exactly one
element. Just use the direct bdi->wb pointer instead and simplify some
code.
Also remove bdi_task_init which is now trivial to prepare for the next
patch.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
Diffstat (limited to 'include/linux/backing-dev.h')
| -rw-r--r-- | include/linux/backing-dev.h | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/include/linux/backing-dev.h b/include/linux/backing-dev.h index e9aec0d..50f1461 100644 --- a/include/linux/backing-dev.h +++ b/include/linux/backing-dev.h @@ -45,8 +45,6 @@ enum bdi_stat_item { #define BDI_STAT_BATCH (8*(1+ilog2(nr_cpu_ids))) struct bdi_writeback { - struct list_head list; /* hangs off the bdi */ - struct backing_dev_info *bdi; /* our parent bdi */ unsigned int nr; @@ -80,8 +78,7 @@ struct backing_dev_info { unsigned int max_ratio, max_prop_frac; struct bdi_writeback wb; /* default writeback info for this bdi */ - spinlock_t wb_lock; /* protects update side of wb_list */ - struct list_head wb_list; /* the flusher threads hanging off this bdi */ + spinlock_t wb_lock; /* protects work_list */ struct list_head work_list; |
