On Mon, 1 Aug 2011 07:14:44 -0500, Alex Ray <alexjray.ncsu@xxxxxxxxx> wrote:
> Remove the CONFIG_NET_9P_DEBUG option, used to completely remove logging
> functionality from v9fs. Logging is (already) controlled with the
> run-time debug= option, this gets rid of the compile-time option (which
> was being misunderstood and misused).
>
> Signed-off-by: Alex Ray <ajray@xxxxxxxx>
I see this merged to for-next. Do we know whether enabling debug always have a
performance impact ?.
-aneesh
> ---
> fs/9p/v9fs.c | 2 --
> include/net/9p/9p.h | 6 ------
> net/9p/Kconfig | 5 -----
> net/9p/mod.c | 2 --
> net/9p/protocol.c | 7 -------
> 5 files changed, 0 insertions(+), 22 deletions(-)
>
> diff --git a/fs/9p/v9fs.c b/fs/9p/v9fs.c
> index ef96618..f1cb2e2 100644
> --- a/fs/9p/v9fs.c
> +++ b/fs/9p/v9fs.c
> @@ -148,9 +148,7 @@ static int v9fs_parse_options(struct v9fs_session_info *v9ses, char *opts)
> switch (token) {
> case Opt_debug:
> v9ses->debug = option;
> -#ifdef CONFIG_NET_9P_DEBUG
> p9_debug_level = option;
> -#endif
> break;
>
> case Opt_dfltuid:
> diff --git a/include/net/9p/9p.h b/include/net/9p/9p.h
> index 342dcf1..17cc437 100644
> --- a/include/net/9p/9p.h
> +++ b/include/net/9p/9p.h
> @@ -61,7 +61,6 @@ enum p9_debug_flags {
> P9_DEBUG_VPKT = (1<<12),
> };
>
> -#ifdef CONFIG_NET_9P_DEBUG
> extern unsigned int p9_debug_level;
>
> #define P9_DPRINTK(level, format, arg...) \
> @@ -78,11 +77,6 @@ do { \
>
> #define P9_DUMP_PKT(way, pdu) p9pdu_dump(way, pdu)
>
> -#else
> -#define P9_DPRINTK(level, format, arg...) do { } while (0)
> -#define P9_DUMP_PKT(way, pdu) do { } while (0)
> -#endif
> -
>
> #define P9_EPRINTK(level, format, arg...) \
> do { \
> diff --git a/net/9p/Kconfig b/net/9p/Kconfig
> index d9ea09b..e1335e5 100644
> --- a/net/9p/Kconfig
> +++ b/net/9p/Kconfig
> @@ -28,9 +28,4 @@ config NET_9P_RDMA
> help
> This builds support for an RDMA transport.
>
> -config NET_9P_DEBUG
> - bool "Debug information"
> - help
> - Say Y if you want the 9P subsystem to log debug information.
> -
> endif
> diff --git a/net/9p/mod.c b/net/9p/mod.c
> index 2664d12..4a3a303 100644
> --- a/net/9p/mod.c
> +++ b/net/9p/mod.c
> @@ -34,12 +34,10 @@
> #include <linux/list.h>
> #include <linux/spinlock.h>
>
> -#ifdef CONFIG_NET_9P_DEBUG
> unsigned int p9_debug_level = 0; /* feature-rific global debug level */
> EXPORT_SYMBOL(p9_debug_level);
> module_param_named(debug, p9_debug_level, uint, 0);
> MODULE_PARM_DESC(debug, "9P debugging level");
> -#endif
>
> /*
> * Dynamic Transport Registration Routines
> diff --git a/net/9p/protocol.c b/net/9p/protocol.c
> index df58375..04b0585 100644
> --- a/net/9p/protocol.c
> +++ b/net/9p/protocol.c
> @@ -40,7 +40,6 @@
> static int
> p9pdu_writef(struct p9_fcall *pdu, int proto_version, const char *fmt, ...);
>
> -#ifdef CONFIG_NET_9P_DEBUG
> void
> p9pdu_dump(int way, struct p9_fcall *pdu)
> {
> @@ -63,12 +62,6 @@ p9pdu_dump(int way, struct p9_fcall *pdu)
> print_hex_dump_bytes("]9P[ ", DUMP_PREFIX_OFFSET, pdu->sdata,
> len);
> }
> -#else
> -void
> -p9pdu_dump(int way, struct p9_fcall *pdu)
> -{
> -}
> -#endif
> EXPORT_SYMBOL(p9pdu_dump);
>
> void p9stat_free(struct p9_wstat *stbuf)
> --
> 1.7.0.4
>
> --
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