summaryrefslogtreecommitdiff
path: root/include/linux/backing-dev.h
diff options
context:
space:
mode:
authorChristoph Hellwig <hch@lst.de>2021-09-20 14:33:14 +0200
committerJens Axboe <axboe@kernel.dk>2021-10-18 06:17:01 -0600
commitccdf774189b6466457ca9c7de1fe9ed18547d249 (patch)
treea57ef7145a7cc6f92358b3a13451fe8a0edfa8fb /include/linux/backing-dev.h
parente41d12f539f7c8bac9b0897031fee6cc9158a6be (diff)
mm: don't include <linux/blkdev.h> in <linux/backing-dev.h>
Move inode_to_bdi out of line to avoid having to include blkdev.h. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com> Link: https://lore.kernel.org/r/20210920123328.1399408-4-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'include/linux/backing-dev.h')
-rw-r--r--include/linux/backing-dev.h16
1 files changed, 1 insertions, 15 deletions
diff --git a/include/linux/backing-dev.h b/include/linux/backing-dev.h
index 843bf4be675f..4ac7ce096013 100644
--- a/include/linux/backing-dev.h
+++ b/include/linux/backing-dev.h
@@ -12,7 +12,6 @@
#include <linux/kernel.h>
#include <linux/fs.h>
#include <linux/sched.h>
-#include <linux/blkdev.h>
#include <linux/device.h>
#include <linux/writeback.h>
#include <linux/backing-dev-defs.h>
@@ -134,20 +133,7 @@ static inline bool writeback_in_progress(struct bdi_writeback *wb)
return test_bit(WB_writeback_running, &wb->state);
}
-static inline struct backing_dev_info *inode_to_bdi(struct inode *inode)
-{
- struct super_block *sb;
-
- if (!inode)
- return &noop_backing_dev_info;
-
- sb = inode->i_sb;
-#ifdef CONFIG_BLOCK
- if (sb_is_blkdev_sb(sb))
- return I_BDEV(inode)->bd_disk->bdi;
-#endif
- return sb->s_bdi;
-}
+struct backing_dev_info *inode_to_bdi(struct inode *inode);
static inline int wb_congested(struct bdi_writeback *wb, int cong_bits)
{