[DTrace-devel] [PATCH 2/5] cmd: report lowered/raised buffer sizes correctly

[Kris Van Hees]

Signed-off-by: Kris Van Hees <kris.van.hees at oracle.com>
---
 cmd/dtrace.c | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/cmd/dtrace.c b/cmd/dtrace.c
index e7ca9e4c..fe771740 100644
--- a/cmd/dtrace.c
+++ b/cmd/dtrace.c
@@ -833,8 +833,9 @@ go(void)
 		return;
 
 	for (i = 0; bufs[i].name != NULL; i++) {
-		dtrace_optval_t j = 0, mul = 10;
-		dtrace_optval_t nsize;
+		dtrace_optval_t	j = 0, mul = 10;
+		dtrace_optval_t	nsize;
+		char		*dir;
 
 		if (bufs[i].val == DTRACEOPT_UNSET)
 			continue;
@@ -844,14 +845,16 @@ go(void)
 		if (nsize == DTRACEOPT_UNSET || nsize == 0)
 			continue;
 
-		if (nsize >= bufs[i].val - sizeof(uint64_t))
+		if (nsize == bufs[i].val)
 			continue;
 
+		dir = nsize > bufs[i].val ? "raised" : "lowered";
+
 		for (; (INT64_C(1) << mul) <= nsize; j++, mul += 10)
 			continue;
 
 		if (!(nsize & ((INT64_C(1) << (mul - 10)) - 1))) {
-			error("%s lowered to %lld%c\n", bufs[i].name,
+			error("%s %s to %lld%c\n", bufs[i].name, dir,
 			    (long long)nsize >> (mul - 10), " kmgtpe"[j]);
 		} else {
 			error("%s lowered to %lld bytes\n", bufs[i].name,
-- 
2.39.1