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Fix warning about signed comparison and drop WARNS for ktrdump(8).

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Reviewed By:		jhb, imp
MFC after:		1 week
Differential Revision:	https://reviews.freebsd.org/D29381
This commit is contained in:
Dmitry Chagin 2021-03-24 10:51:25 +03:00
parent dbbf3e3f37
commit 9e5aeba51b
2 changed files with 7 additions and 9 deletions
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2
usr.bin/ktrdump/Makefile
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@ -4,6 +4,4 @@ PROG= ktrdump
LIBADD= kvm LIBADD= kvm
MAN= ktrdump.8 MAN= ktrdump.8
WARNS?= 2
.include <bsd.prog.mk> .include <bsd.prog.mk>

14
usr.bin/ktrdump/ktrdump.c
View File

@ -56,11 +56,11 @@ __FBSDID("$FreeBSD$");
static void usage(void); static void usage(void);
static struct nlist nl[] = { static struct nlist nl[] = {
{ "_ktr_version" }, { .n_name = "_ktr_version" },
{ "_ktr_entries" }, { .n_name = "_ktr_entries" },
{ "_ktr_idx" }, { .n_name = "_ktr_idx" },
{ "_ktr_buf" }, { .n_name = "_ktr_buf" },
{ NULL } { .n_name = NULL }
}; };
static int cflag; static int cflag;
@ -262,7 +262,7 @@ main(int ac, char **av)
fprintf(out, "\n"); fprintf(out, "\n");
} }
tlast = -1; tlast = UINTPTR_MAX;
/* /*
* Now tear through the trace buffer. * Now tear through the trace buffer.
* *
@ -327,7 +327,7 @@ next: if ((c = *p++) == '\0')
if (tflag) { if (tflag) {
tnow = (uintmax_t)buf[i].ktr_timestamp; tnow = (uintmax_t)buf[i].ktr_timestamp;
if (rflag) { if (rflag) {
if (tlast == -1) if (tlast == UINTPTR_MAX)
tlast = tnow; tlast = tnow;
fprintf(out, "%16ju ", !iflag ? tlast - tnow : fprintf(out, "%16ju ", !iflag ? tlast - tnow :
tnow - tlast); tnow - tlast);