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If PSEUDOFS_TRACE is defined, create a sysctl knob to enable / disable

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pseudofs call tracing.
This commit is contained in:
des 2005-03-14 16:06:47 +00:00
parent 409a23294c
commit 892fcdb014
1 changed files with 14 additions and 6 deletions
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20
sys/fs/pseudofs/pseudofs_vnops.c
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@ -51,17 +51,25 @@ __FBSDID("$FreeBSD$");
#include <fs/pseudofs/pseudofs.h>
#include <fs/pseudofs/pseudofs_internal.h>
#if 0
#ifdef PSEUDOFS_TRACE
static int pfs_trace;
SYSCTL_INT(_vfs_pfs, OID_AUTO, trace, CTLFLAG_RW, &pfs_trace, 0,
"enable tracing of pseudofs vnode operations");
#define PFS_TRACE(foo) \
do { \
printf("pseudofs: %s(): line %d: ", __func__, __LINE__); \
printf foo ; \
printf("\n"); \
if (pfs_trace) { \
printf("%s(): line %d: ", __func__, __LINE__); \
printf foo ; \
printf("\n"); \
} \
} while (0)
#define PFS_RETURN(err) \
do { \
printf("pseudofs: %s(): line %d: returning %d\n", \
__func__, __LINE__, err); \
if (pfs_trace) { \
printf("%s(): line %d: returning %d\n", \
__func__, __LINE__, err); \
} \
return (err); \
} while (0)
#else