[Cluster-devel] [Patch 16/44] libgfs2: Use __FUNCTION__ rather than __FILE__ for debug messages

[Steven Whitehouse <swhiteho@redhat.com>]

ACK. Looks good,

Steve.

On Thu, 2011-08-11 at 17:05 -0400, Bob Peterson wrote:
> >From 97b0253e2347b87f29ecf5d5fefbb08655358bb2 Mon Sep 17 00:00:00 2001
> From: Bob Peterson <rpeterso@redhat.com>
> Date: Mon, 8 Aug 2011 16:11:48 -0500
> Subject: [PATCH 16/44] libgfs2: Use __FUNCTION__ rather than __FILE__ for
>  debug messages
> 
> This patch changes the debug output of gfs2-utils to use __FUNCTION__
> rather than __FILE__.  The output file is much smaller.  Digging through
> a 6.5GB output is better and faster than a 9GB output file.
> 
> rhbz#675723
> ---
>  gfs2/fsck/metawalk.c   |   13 +++----------
>  gfs2/fsck/metawalk.h   |    2 +-
>  gfs2/libgfs2/libgfs2.h |    2 +-
>  3 files changed, 5 insertions(+), 12 deletions(-)
> 
> diff --git a/gfs2/fsck/metawalk.c b/gfs2/fsck/metawalk.c
> index 6bdea5a..9abec79 100644
> --- a/gfs2/fsck/metawalk.c
> +++ b/gfs2/fsck/metawalk.c
> @@ -100,17 +100,10 @@ int _fsck_blockmap_set(struct gfs2_inode *ip, uint64_t bblock,
>  	int error;
>  
>  	if (print_level >= MSG_DEBUG) {
> -		const char *p;
> -
> -		p = strrchr(caller, '/');
> -		if (p)
> -			p++;
> -		else
> -			p = caller;
>  		/* I'm circumventing the log levels here on purpose to make the
>  		   output easier to debug. */
>  		if (ip->i_di.di_num.no_addr == bblock) {
> -			print_fsck_log(MSG_DEBUG, p, fline,
> +			print_fsck_log(MSG_DEBUG, caller, fline,
>  				       _("%s inode found at block %lld "
>  					 "(0x%llx): marking as '%s'\n"),
>  				       btype, (unsigned long long)
> @@ -119,7 +112,7 @@ int _fsck_blockmap_set(struct gfs2_inode *ip, uint64_t bblock,
>  				       ip->i_di.di_num.no_addr,
>  				       block_type_string(mark));
>  		} else if (mark == gfs2_bad_block || mark == gfs2_meta_inval) {
> -			print_fsck_log(MSG_DEBUG, p, fline,
> +			print_fsck_log(MSG_DEBUG, caller, fline,
>  				       _("inode %lld (0x%llx) references "
>  					 "%s block %lld (0x%llx): "
>  					 "marking as '%s'\n"),
> @@ -131,7 +124,7 @@ int _fsck_blockmap_set(struct gfs2_inode *ip, uint64_t bblock,
>  				       (unsigned long long)bblock,
>  				       block_type_string(mark));
>  		} else {
> -			print_fsck_log(MSG_DEBUG, p, fline,
> +			print_fsck_log(MSG_DEBUG, caller, fline,
>  				       _("inode %lld (0x%llx) references "
>  					 "%s block %lld (0x%llx): "
>  					 "marking as '%s'\n"),
> diff --git a/gfs2/fsck/metawalk.h b/gfs2/fsck/metawalk.h
> index c15d7b7..d705726 100644
> --- a/gfs2/fsck/metawalk.h
> +++ b/gfs2/fsck/metawalk.h
> @@ -39,7 +39,7 @@ extern struct gfs2_inode *fsck_system_inode(struct gfs2_sbd *sdp,
>  #define is_duplicate(dblock) ((dupfind(dblock)) ? 1 : 0)
>  
>  #define fsck_blockmap_set(ip, b, bt, m) _fsck_blockmap_set(ip, b, bt, m, \
> -							   __FILE__, __LINE__)
> +							   __FUNCTION__, __LINE__)
>  
>  /* metawalk_fxns: function pointers to check various parts of the fs
>   *
> diff --git a/gfs2/libgfs2/libgfs2.h b/gfs2/libgfs2/libgfs2.h
> index 8f2ac89..d418d2f 100644
> --- a/gfs2/libgfs2/libgfs2.h
> +++ b/gfs2/libgfs2/libgfs2.h
> @@ -697,7 +697,7 @@ extern int print_level;
>  #define MSG_NULL        1
>  
>  #define print_log(priority, format...) \
> -	do { print_fsck_log(priority, __FILE__, __LINE__, ## format); } while(0)
> +	do { print_fsck_log(priority, __FUNCTION__, __LINE__, ## format); } while(0)
>  
>  #define log_debug(format...) \
>  	do { if(print_level >= MSG_DEBUG) print_log(MSG_DEBUG, format); } while(0)