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stack(9): Drop unused API mode and comment that referenced it

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Reviewed by:	markj
Differential Revision:	https://reviews.freebsd.org/D19601
This commit is contained in:
cem 2019-03-15 22:39:55 +00:00
parent 192cdbcab2
commit 4d504c5762
4 changed files with 18 additions and 34 deletions
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10
sys/geom/geom_io.c
View File

@ -155,7 +155,7 @@ g_new_bio(void)
CTR1(KTR_GEOM, "g_new_bio(): %p", bp);
stack_save(&st);
CTRSTACK(KTR_GEOM, &st, 3, 0);
CTRSTACK(KTR_GEOM, &st, 3);
}
#endif
return (bp);
@ -173,7 +173,7 @@ g_alloc_bio(void)
CTR1(KTR_GEOM, "g_alloc_bio(): %p", bp);
stack_save(&st);
CTRSTACK(KTR_GEOM, &st, 3, 0);
CTRSTACK(KTR_GEOM, &st, 3);
}
#endif
return (bp);
@ -188,7 +188,7 @@ g_destroy_bio(struct bio *bp)
CTR1(KTR_GEOM, "g_destroy_bio(): %p", bp);
stack_save(&st);
CTRSTACK(KTR_GEOM, &st, 3, 0);
CTRSTACK(KTR_GEOM, &st, 3);
}
#endif
uma_zfree(biozone, bp);
@ -236,7 +236,7 @@ g_clone_bio(struct bio *bp)
CTR2(KTR_GEOM, "g_clone_bio(%p): %p", bp, bp2);
stack_save(&st);
CTRSTACK(KTR_GEOM, &st, 3, 0);
CTRSTACK(KTR_GEOM, &st, 3);
}
#endif
return(bp2);
@ -265,7 +265,7 @@ g_duplicate_bio(struct bio *bp)
CTR2(KTR_GEOM, "g_duplicate_bio(%p): %p", bp, bp2);
stack_save(&st);
CTRSTACK(KTR_GEOM, &st, 3, 0);
CTRSTACK(KTR_GEOM, &st, 3);
}
#endif
return(bp2);

32
sys/kern/subr_stack.c
View File

@ -215,7 +215,7 @@ stack_sbuf_print_ddb(struct sbuf *sb, const struct stack *st)
#ifdef KTR
void
stack_ktr(u_int mask, const char *file, int line, const struct stack *st,
u_int depth, int cheap)
u_int depth)
{
#ifdef DDB
const char *name;
@ -224,31 +224,15 @@ stack_ktr(u_int mask, const char *file, int line, const struct stack *st,
#endif
KASSERT(st->depth <= STACK_MAX, ("bogus stack"));
if (cheap) {
ktr_tracepoint(mask, file, line, "#0 %p %p %p %p %p %p",
st->pcs[0], st->pcs[1], st->pcs[2], st->pcs[3],
st->pcs[4], st->pcs[5]);
if (st->depth <= 6)
return;
ktr_tracepoint(mask, file, line, "#1 %p %p %p %p %p %p",
st->pcs[6], st->pcs[7], st->pcs[8], st->pcs[9],
st->pcs[10], st->pcs[11]);
if (st->depth <= 12)
return;
ktr_tracepoint(mask, file, line, "#2 %p %p %p %p %p %p",
st->pcs[12], st->pcs[13], st->pcs[14], st->pcs[15],
st->pcs[16], st->pcs[17]);
#ifdef DDB
} else {
if (depth == 0 || st->depth < depth)
depth = st->depth;
for (i = 0; i < depth; i++) {
(void)stack_symbol_ddb(st->pcs[i], &name, &offset);
ktr_tracepoint(mask, file, line, "#%d %p at %s+%#lx",
i, st->pcs[i], (u_long)name, offset, 0, 0);
}
#endif
if (depth == 0 || st->depth < depth)
depth = st->depth;
for (i = 0; i < depth; i++) {
(void)stack_symbol_ddb(st->pcs[i], &name, &offset);
ktr_tracepoint(mask, file, line, "#%d %p at %s+%#lx",
i, st->pcs[i], (u_long)name, offset, 0, 0);
}
#endif
}
#endif

2
sys/sys/_stack.h
View File

@ -31,7 +31,7 @@
#ifndef _SYS__STACK_H_
#define _SYS__STACK_H_
#define STACK_MAX 18 /* Don't change, stack_ktr relies on this. */
#define STACK_MAX 18
struct stack {
int depth;

8
sys/sys/stack.h
View File

@ -51,13 +51,13 @@ int stack_sbuf_print_flags(struct sbuf *, const struct stack *,
int);
#ifdef KTR
void stack_ktr(u_int, const char *, int, const struct stack *,
u_int, int);
#define CTRSTACK(m, st, depth, cheap) do { \
u_int);
#define CTRSTACK(m, st, depth) do { \
if (KTR_COMPILE & (m)) \
stack_ktr((m), __FILE__, __LINE__, st, depth, cheap); \
stack_ktr((m), __FILE__, __LINE__, st, depth); \
} while(0)
#else
#define CTRSTACK(m, st, depth, cheap)
#define CTRSTACK(m, st, depth)
#endif
/* MD Routines. */