linux-kernel - [PATCH V2] lightnvm: include NVM Express driver if OCSSD is selected for build

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Date:   Thu, 21 Sep 2017 16:41:25 +0300
From:   Rakesh Pandit <rakesh@...era.com>
To:     Matias Bjørling <mb@...htnvm.io>
CC:     <linux-block@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        Javier González <jg@...htnvm.io>
Subject: [PATCH V2] lightnvm: include NVM Express driver if OCSSD is selected
 for build

Because NVM needs BLK_DEV_NVME, select it automatically if we mark NVM
in config file before building kernel.  Also append PCI to depends as
select doesn't automatically add dependencies.

Signed-off-by: Rakesh Pandit <rakesh@...era.com>
---

V2: appends 'depends' with PCI

 drivers/lightnvm/Kconfig | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/lightnvm/Kconfig b/drivers/lightnvm/Kconfig
index ead61a9..2a953ef 100644
--- a/drivers/lightnvm/Kconfig
+++ b/drivers/lightnvm/Kconfig
@@ -4,7 +4,8 @@
 
 menuconfig NVM
 	bool "Open-Channel SSD target support"
-	depends on BLOCK && HAS_DMA
+	depends on BLOCK && HAS_DMA && PCI
+	select BLK_DEV_NVME
 	help
 	  Say Y here to get to enable Open-channel SSDs.
 
-- 
2.5.0