diff options
Diffstat (limited to 'fs/fs-writeback.c')
| -rw-r--r-- | fs/fs-writeback.c | 28 | 
1 files changed, 1 insertions, 27 deletions
diff --git a/fs/fs-writeback.c b/fs/fs-writeback.c index 9d5360c4c2a..49bc1b8e8f1 100644 --- a/fs/fs-writeback.c +++ b/fs/fs-writeback.c @@ -614,7 +614,6 @@ static void writeback_inodes_wb(struct bdi_writeback *wb,  				struct writeback_control *wbc)  {  	struct super_block *sb = wbc->sb, *pin_sb = NULL; -	const int is_blkdev_sb = sb_is_blkdev_sb(sb);  	const unsigned long start = jiffies;	/* livelock avoidance */  	spin_lock(&inode_lock); @@ -635,36 +634,11 @@ static void writeback_inodes_wb(struct bdi_writeback *wb,  			continue;  		} -		if (!bdi_cap_writeback_dirty(wb->bdi)) { -			redirty_tail(inode); -			if (is_blkdev_sb) { -				/* -				 * Dirty memory-backed blockdev: the ramdisk -				 * driver does this.  Skip just this inode -				 */ -				continue; -			} -			/* -			 * Dirty memory-backed inode against a filesystem other -			 * than the kernel-internal bdev filesystem.  Skip the -			 * entire superblock. -			 */ -			break; -		} -  		if (inode->i_state & (I_NEW | I_WILL_FREE)) {  			requeue_io(inode);  			continue;  		} -		if (wbc->nonblocking && bdi_write_congested(wb->bdi)) { -			wbc->encountered_congestion = 1; -			if (!is_blkdev_sb) -				break;		/* Skip a congested fs */ -			requeue_io(inode); -			continue;		/* Skip a congested blockdev */ -		} -  		/*  		 * Was this inode dirtied after sync_sb_inodes was called?  		 * This keeps sync from extra jobs and livelock. @@ -756,6 +730,7 @@ static long wb_writeback(struct bdi_writeback *wb,  		.sync_mode		= args->sync_mode,  		.older_than_this	= NULL,  		.for_kupdate		= args->for_kupdate, +		.for_background		= args->for_background,  		.range_cyclic		= args->range_cyclic,  	};  	unsigned long oldest_jif; @@ -787,7 +762,6 @@ static long wb_writeback(struct bdi_writeback *wb,  			break;  		wbc.more_io = 0; -		wbc.encountered_congestion = 0;  		wbc.nr_to_write = MAX_WRITEBACK_PAGES;  		wbc.pages_skipped = 0;  		writeback_inodes_wb(wb, &wbc);  |