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fuse: Get rid of bdi_initialized

Browse source 
It is not needed anymore since bdi is initialized whenever superblock
exists.

CC: Miklos Szeredi <[email protected]>
CC: [email protected]
Suggested-by: Miklos Szeredi <[email protected]>
Reviewed-by: Christoph Hellwig <[email protected]>
Signed-off-by: Jan Kara <[email protected]>
Signed-off-by: Jens Axboe <[email protected]>
This commit is contained in:
Jan Kara 2017-04-12 12:24:41 +02:00 • committed by Jens Axboe
commit 7fbbe972c3
3 changed files with 2 additions and 8 deletions
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5
fs/fuse/dev.c
View file

@ -382,7 +382,7 @@ static void request_end(struct fuse_conn *fc, struct fuse_req *req)
wake_up(&fc->blocked_waitq);
if (fc->num_background == fc->congestion_threshold &&
fc->connected && fc->bdi_initialized) {
fc->connected && fc->sb) {
clear_bdi_congested(fc->sb->s_bdi, BLK_RW_SYNC);
clear_bdi_congested(fc->sb->s_bdi, BLK_RW_ASYNC);
}
@ -573,8 +573,7 @@ void fuse_request_send_background_locked(struct fuse_conn *fc,
fc->num_background++;
if (fc->num_background == fc->max_background)
fc->blocked = 1;
if (fc->num_background == fc->congestion_threshold &&
fc->bdi_initialized) {
if (fc->num_background == fc->congestion_threshold && fc->sb) {
set_bdi_congested(fc->sb->s_bdi, BLK_RW_SYNC);
set_bdi_congested(fc->sb->s_bdi, BLK_RW_ASYNC);
}

3
fs/fuse/fuse_i.h
View file

@ -527,9 +527,6 @@ struct fuse_conn {
/** Filesystem supports NFS exporting. Only set in INIT */
unsigned export_support:1;
/** Set if bdi is valid */
unsigned bdi_initialized:1;
/** write-back cache policy (default is write-through) */
unsigned writeback_cache:1;

2
fs/fuse/inode.c
View file

@ -983,8 +983,6 @@ static int fuse_bdi_init(struct fuse_conn *fc, struct super_block *sb)
/* fuse does it's own writeback accounting */
sb->s_bdi->capabilities = BDI_CAP_NO_ACCT_WB | BDI_CAP_STRICTLIMIT;
fc->bdi_initialized = 1;
/*
* For a single fuse filesystem use max 1% of dirty +
* writeback threshold.