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authorTrond Myklebust <Trond.Myklebust@netapp.com>2012-03-18 14:07:42 -0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2012-03-20 13:08:26 -0400
commite27d359e9b7e446190362cd5c8fe281d02194896 (patch)
tree5dece1801337b32e9d4ecc03e487a95856b413fa /net/sunrpc/Kconfig
parent3b3be88d67cc17d0f0ab6edaf131516793fc947e (diff)
downloadlinux-e27d359e9b7e446190362cd5c8fe281d02194896.tar.bz2
SUNRPC/NFS: Add Kbuild dependencies for NFS_DEBUG/RPC_DEBUG
This allows us to turn on/off the dprintk() debugging interfaces for those distributions that don't ship the 'rpcdebug' utility. It also allows us to add Kbuild dependencies. Specifically, we already know that dprintk() in general relies on CONFIG_SYSCTL. Now it turns out that the NFS dprintks depend on CONFIG_CRC32 after we added support for the filehandle hash. Reported-by: Paul Gortmaker <paul.gortmaker@windriver.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'net/sunrpc/Kconfig')
-rw-r--r--net/sunrpc/Kconfig13
1 files changed, 13 insertions, 0 deletions
diff --git a/net/sunrpc/Kconfig b/net/sunrpc/Kconfig
index ffd243d09188..9fe8857d8d59 100644
--- a/net/sunrpc/Kconfig
+++ b/net/sunrpc/Kconfig
@@ -39,3 +39,16 @@ config RPCSEC_GSS_KRB5
Kerberos support should be installed.
If unsure, say Y.
+
+config SUNRPC_DEBUG
+ bool "RPC: Enable dprintk debugging"
+ depends on SUNRPC && SYSCTL
+ help
+ This option enables a sysctl-based debugging interface
+ that is be used by the 'rpcdebug' utility to turn on or off
+ logging of different aspects of the kernel RPC activity.
+
+ Disabling this option will make your kernel slightly smaller,
+ but makes troubleshooting NFS issues significantly harder.
+
+ If unsure, say Y.