From 2c275afeb61dab732353aae2c7de01b6a87dcefc Mon Sep 17 00:00:00 2001
From: Christoph Hellwig <hch@lst.de>
Date: Mon, 27 Mar 2023 09:49:53 +0900
Subject: block: make blkcg_punt_bio_submit optional

Guard all the code to punt bios to a per-cgroup submission helper by a
new CONFIG_BLK_CGROUP_PUNT_BIO symbol that is selected by btrfs.
This way non-btrfs kernel builds don't need to have this code.

Reviewed-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
---
 block/Kconfig | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'block/Kconfig')

diff --git a/block/Kconfig b/block/Kconfig
index 941b2dca70db..69ccf7457ae1 100644
--- a/block/Kconfig
+++ b/block/Kconfig
@@ -41,6 +41,9 @@ config BLK_RQ_ALLOC_TIME
 config BLK_CGROUP_RWSTAT
 	bool
 
+config BLK_CGROUP_PUNT_BIO
+	bool
+
 config BLK_DEV_BSG_COMMON
 	tristate
 
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