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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 /mm/backing-dev.c
parent823423ef55f4d9c470b1edc9c5b5c93d06abfaae (diff)
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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 'mm/backing-dev.c')
-rw-r--r--mm/backing-dev.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/mm/backing-dev.c b/mm/backing-dev.c
index df18f0088dd3..408d5051d05b 100644
--- a/mm/backing-dev.c
+++ b/mm/backing-dev.c
@@ -14,9 +14,7 @@
#include <linux/device.h>
#include <trace/events/writeback.h>
-struct backing_dev_info noop_backing_dev_info = {
- .capabilities = BDI_CAP_NO_ACCT_AND_WRITEBACK,
-};
+struct backing_dev_info noop_backing_dev_info;
EXPORT_SYMBOL_GPL(noop_backing_dev_info);
static struct class *bdi_class;
@@ -745,7 +743,7 @@ struct backing_dev_info *bdi_alloc(int node_id)
kfree(bdi);
return NULL;
}
- bdi->capabilities = BDI_CAP_WRITEBACK_ACCT;
+ bdi->capabilities = BDI_CAP_WRITEBACK | BDI_CAP_WRITEBACK_ACCT;
bdi->ra_pages = VM_READAHEAD_PAGES;
bdi->io_pages = VM_READAHEAD_PAGES;
return bdi;