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SUNRPC/NFS: Add Kbuild dependencies for NFS_DEBUG/RPC_DEBUG

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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>
This commit is contained in:
Trond Myklebust 2012-03-18 14:07:42 -04:00
parent 3b3be88d67
commit e27d359e9b
7 changed files with 31 additions and 13 deletions
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17
include/linux/nfs_fs.h
View file

@ -38,6 +38,13 @@
#ifdef __KERNEL__
/*
* Enable dprintk() debugging support for nfs client.
*/
#ifdef CONFIG_NFS_DEBUG
# define NFS_DEBUG
#endif
#include <linux/in.h>
#include <linux/mm.h>
#include <linux/pagemap.h>
@ -391,7 +398,7 @@ static inline void nfs_free_fhandle(const struct nfs_fh *fh)
kfree(fh);
}
#ifdef RPC_DEBUG
#ifdef NFS_DEBUG
extern u32 _nfs_display_fhandle_hash(const struct nfs_fh *fh);
static inline u32 nfs_display_fhandle_hash(const struct nfs_fh *fh)
{
@ -650,14 +657,6 @@ nfs_fileid_to_ino_t(u64 fileid)
#ifdef __KERNEL__
/*
* Enable debugging support for nfs client.
* Requires RPC_DEBUG.
*/
#ifdef RPC_DEBUG
# define NFS_DEBUG
#endif
# undef ifdebug
# ifdef NFS_DEBUG
# define ifdebug(fac) if (unlikely(nfs_debug & NFSDBG_##fac))