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-rw-r--r--fs/btrfs/disk-io.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index c76f6ea..e8eebe7 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -2809,7 +2809,7 @@ int open_ctree(struct super_block *sb,
fs_info->bdi.ra_pages *= btrfs_super_num_devices(disk_super);
fs_info->bdi.ra_pages = max(fs_info->bdi.ra_pages,
- 4 * 1024 * 1024 / PAGE_CACHE_SIZE);
+ SZ_4M / PAGE_CACHE_SIZE);
tree_root->nodesize = nodesize;
tree_root->sectorsize = sectorsize;
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