linux-kernel - RE: [PATCH] staging: lustre: really make lustre dependent on LNet

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Message-ID: <aaa4f91deb364b8d94f759df2a76839d@EXCHCS32.ornl.gov>
Date:	Thu, 17 Mar 2016 16:50:48 +0000
From:	"Simmons, James A." <simmonsja@...l.gov>
To:	'Arnd Bergmann' <arnd@...db.de>,
	Oleg Drokin <oleg.drokin@...el.com>,
	Andreas Dilger <andreas.dilger@...el.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
CC:	"devel@...verdev.osuosl.org" <devel@...verdev.osuosl.org>,
	James Simmons <jsimmons@...radead.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	"lustre-devel@...ts.lustre.org" <lustre-devel@...ts.lustre.org>
Subject: RE: [PATCH] staging: lustre: really make lustre dependent on LNet

>A patch intended to add a dependency on LNET for lustre didn't
>actually do that and instead allowed configurations that contain
>lustre with lnet but without IPv4 support that subsequently
>fail to link:
>
>warning: (LUSTRE_FS) selects LNET which has unmet direct dependencies (STAGING && INET && m && MODULES)
>ERROR: "kernel_sendmsg" [drivers/staging/lustre/lnet/lnet/lnet.ko] undefined!
>ERROR: "sock_create_lite" [drivers/staging/lustre/lnet/lnet/lnet.ko] undefined!
>ERROR: "sock_release" [drivers/staging/lustre/lnet/lnet/lnet.ko] undefined!
>ERROR: "release_sock" [drivers/staging/lustre/lnet/klnds/socklnd/ksocklnd.ko] undefined!
>ERROR: "kernel_sendmsg" [drivers/staging/lustre/lnet/klnds/socklnd/ksocklnd.ko] undefined!
>ERROR: "tcp_sendpage" [drivers/staging/lustre/lnet/klnds/socklnd/ksocklnd.ko] undefined!
>
>This adds the one-line change that was evidently missing from the
>commit, doing what was intended there to have a correct set of dependencies.
>
>Signed-off-by: Arnd Bergmann <arnd@...db.de>
>Fixes: b08bb6bb5af5 ("staging: lustre: make lustre dependent on LNet")

Thanks for fixing that. I was surprised that select didn't manage the configuration automatically.

Acked-by: James Simmons <jsimmons@...radead.org>

>---
> drivers/staging/lustre/lustre/Kconfig | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
>diff --git a/drivers/staging/lustre/lustre/Kconfig b/drivers/staging/lustre/lustre/Kconfig
>index a09b51ce8265..8ac7cd4d6fdb 100644
>--- a/drivers/staging/lustre/lustre/Kconfig
>+++ b/drivers/staging/lustre/lustre/Kconfig
>@@ -1,7 +1,7 @@
> config LUSTRE_FS
> 	tristate "Lustre file system client support"
> 	depends on m && !MIPS && !XTENSA && !SUPERH
>-	select LNET
>+	depends on LNET
> 	select CRYPTO
> 	select CRYPTO_CRC32
> 	select CRYPTO_CRC32_PCLMUL if X86
>-- 
>2.7.0