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

From: Simmons, James A.
Date: Thu Mar 17 2016 - 12:50:58 EST

>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@xxxxxxxx>
>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@xxxxxxxxxxxxx>

> 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