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authorChristoph Hellwig <hch@lst.de>2020-09-24 08:51:40 +0200
committerJens Axboe <axboe@kernel.dk>2020-09-24 13:43:39 -0600
commitf56753ac2a90810726334df04d735e9f8f5a32d9 (patch)
tree80c7e4178e880cc0c5fa35d4c7974dc77584e61b /fs
parent823423ef55f4d9c470b1edc9c5b5c93d06abfaae (diff)
bdi: replace BDI_CAP_NO_{WRITEBACK,ACCT_DIRTY} with a single flag
Replace the two negative flags that are always used together with a single positive flag that indicates the writeback capability instead of two related non-capabilities. Also remove the pointless wrappers to just check the flag. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Jan Kara <jack@suse.cz> Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'fs')
-rw-r--r--fs/9p/vfs_file.c2
-rw-r--r--fs/fs-writeback.c7
2 files changed, 5 insertions, 4 deletions
diff --git a/fs/9p/vfs_file.c b/fs/9p/vfs_file.c
index 3576123d8299..6ecf863bfa2f 100644
--- a/fs/9p/vfs_file.c
+++ b/fs/9p/vfs_file.c
@@ -625,7 +625,7 @@ static void v9fs_mmap_vm_close(struct vm_area_struct *vma)
inode = file_inode(vma->vm_file);
- if (!mapping_cap_writeback_dirty(inode->i_mapping))
+ if (!mapping_can_writeback(inode->i_mapping))
wbc.nr_to_write = 0;
might_sleep();
diff --git a/fs/fs-writeback.c b/fs/fs-writeback.c
index 149227160ff0..d4f84a2fe087 100644
--- a/fs/fs-writeback.c
+++ b/fs/fs-writeback.c
@@ -2321,7 +2321,7 @@ void __mark_inode_dirty(struct inode *inode, int flags)
wb = locked_inode_to_wb_and_lock_list(inode);
- WARN(bdi_cap_writeback_dirty(wb->bdi) &&
+ WARN((wb->bdi->capabilities & BDI_CAP_WRITEBACK) &&
!test_bit(WB_registered, &wb->state),
"bdi-%s not registered\n", bdi_dev_name(wb->bdi));
@@ -2346,7 +2346,8 @@ void __mark_inode_dirty(struct inode *inode, int flags)
* to make sure background write-back happens
* later.
*/
- if (bdi_cap_writeback_dirty(wb->bdi) && wakeup_bdi)
+ if (wakeup_bdi &&
+ (wb->bdi->capabilities & BDI_CAP_WRITEBACK))
wb_wakeup_delayed(wb);
return;
}
@@ -2581,7 +2582,7 @@ int write_inode_now(struct inode *inode, int sync)
.range_end = LLONG_MAX,
};
- if (!mapping_cap_writeback_dirty(inode->i_mapping))
+ if (!mapping_can_writeback(inode->i_mapping))
wbc.nr_to_write = 0;
might_sleep();