diff options
Diffstat (limited to 'lib/libzpool/kernel.c')
| -rw-r--r-- | lib/libzpool/kernel.c | 35 |
1 files changed, 30 insertions, 5 deletions
diff --git a/lib/libzpool/kernel.c b/lib/libzpool/kernel.c index 5baf52514..f5eafb917 100644 --- a/lib/libzpool/kernel.c +++ b/lib/libzpool/kernel.c @@ -783,7 +783,8 @@ dprintf_setup(int *argc, char **argv) * ========================================================================= */ void -__dprintf(const char *file, const char *func, int line, const char *fmt, ...) +__dprintf(boolean_t dprint, const char *file, const char *func, + int line, const char *fmt, ...) { const char *newfile; va_list adx; @@ -798,9 +799,14 @@ __dprintf(const char *file, const char *func, int line, const char *fmt, ...) newfile = file; } - if (dprintf_print_all || - dprintf_find_string(newfile) || - dprintf_find_string(func)) { + if (dprint) { + /* dprintf messages are printed immediately */ + + if (!dprintf_print_all && + !dprintf_find_string(newfile) && + !dprintf_find_string(func)) + return; + /* Print out just the function name if requested */ flockfile(stdout); if (dprintf_find_string("pid")) @@ -813,11 +819,30 @@ __dprintf(const char *file, const char *func, int line, const char *fmt, ...) (void) printf("%llu ", gethrtime()); if (dprintf_find_string("long")) (void) printf("%s, line %d: ", newfile, line); - (void) printf("%s: ", func); + (void) printf("dprintf: %s: ", func); va_start(adx, fmt); (void) vprintf(fmt, adx); va_end(adx); funlockfile(stdout); + } else { + /* zfs_dbgmsg is logged for dumping later */ + size_t size; + char *buf; + int i; + + size = 1024; + buf = umem_alloc(size, UMEM_NOFAIL); + i = snprintf(buf, size, "%s:%d:%s(): ", newfile, line, func); + + if (i < size) { + va_start(adx, fmt); + (void) vsnprintf(buf + i, size - i, fmt, adx); + va_end(adx); + } + + __zfs_dbgmsg(buf); + + umem_free(buf, size); } } |