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bdi: remove unused stuff

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Two flags and one bdi_writeback field are no longer used.  Remove
them.

Signed-off-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Jens Axboe <axboe@fb.com>
This commit is contained in:
Tejun Heo 2014-09-08 08:03:57 +09:00 • committed by Jens Axboe
parent ff9ea32381
commit e36f1dfce0
1 changed files with 0 additions and 3 deletions
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3
include/linux/backing-dev.h
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@ -28,12 +28,10 @@ struct dentry;
* Bits in backing_dev_info.state * Bits in backing_dev_info.state
*/ */
enum bdi_state { enum bdi_state {
BDI_wb_alloc, /* Default embedded wb allocated */
BDI_async_congested, /* The async (write) queue is getting full */ BDI_async_congested, /* The async (write) queue is getting full */
BDI_sync_congested, /* The sync queue is getting full */ BDI_sync_congested, /* The sync queue is getting full */
BDI_registered, /* bdi_register() was done */ BDI_registered, /* bdi_register() was done */
BDI_writeback_running, /* Writeback is in progress */ BDI_writeback_running, /* Writeback is in progress */
BDI_unused, /* Available bits start here */
}; };
typedef int (congested_fn)(void *, int); typedef int (congested_fn)(void *, int);
@ -50,7 +48,6 @@ enum bdi_stat_item {
struct bdi_writeback { struct bdi_writeback {
struct backing_dev_info *bdi; /* our parent bdi */ struct backing_dev_info *bdi; /* our parent bdi */
unsigned int nr;
unsigned long last_old_flush; /* last old data flush */ unsigned long last_old_flush; /* last old data flush */