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-rw-r--r--sys/alpha/alpha/db_trace.c6
-rw-r--r--sys/amd64/amd64/db_trace.c6
-rw-r--r--sys/arm/arm/db_trace.c6
-rw-r--r--sys/i386/i386/db_trace.c6
-rw-r--r--sys/ia64/ia64/db_trace.c6
-rw-r--r--sys/powerpc/powerpc/db_trace.c5
-rw-r--r--sys/sparc64/sparc64/db_trace.c15
7 files changed, 33 insertions, 17 deletions
diff --git a/sys/alpha/alpha/db_trace.c b/sys/alpha/alpha/db_trace.c
index 615bd2edff28..8671ca82586b 100644
--- a/sys/alpha/alpha/db_trace.c
+++ b/sys/alpha/alpha/db_trace.c
@@ -213,14 +213,16 @@ db_backtrace(struct thread *td, db_addr_t frame, db_addr_t pc, int count)
db_expr_t diff;
db_addr_t symval;
u_long last_ipl, tfps;
- int i;
+ int i, quit;
if (count == -1)
count = 1024;
last_ipl = ~0L;
tf = NULL;
- while (count--) {
+ quit = 0;
+ db_setup_paging(db_simple_pager, &quit, DB_LINES_PER_PAGE);
+ while (count-- && !quit) {
sym = db_search_symbol(pc, DB_STGY_ANY, &diff);
if (sym == DB_SYM_NULL)
return (ENOENT);
diff --git a/sys/amd64/amd64/db_trace.c b/sys/amd64/amd64/db_trace.c
index 5928dbe48d68..a4d464a7277f 100644
--- a/sys/amd64/amd64/db_trace.c
+++ b/sys/amd64/amd64/db_trace.c
@@ -373,14 +373,16 @@ db_backtrace(struct thread *td, struct trapframe *tf,
long *argp;
db_expr_t offset;
c_db_sym_t sym;
- int narg;
+ int narg, quit;
boolean_t first;
if (count == -1)
count = 1024;
first = TRUE;
- while (count--) {
+ quit = 0;
+ db_setup_paging(db_simple_pager, &quit, DB_LINES_PER_PAGE);
+ while (count-- && !quit) {
sym = db_search_symbol(pc, DB_STGY_ANY, &offset);
db_symbol_values(sym, &name, NULL);
diff --git a/sys/arm/arm/db_trace.c b/sys/arm/arm/db_trace.c
index b05e760d448c..28ca26de5ac8 100644
--- a/sys/arm/arm/db_trace.c
+++ b/sys/arm/arm/db_trace.c
@@ -102,7 +102,7 @@ db_stack_trace_cmd(addr, have_addr, count, modif)
db_expr_t offset;
boolean_t kernel_only = TRUE;
boolean_t trace_thread = FALSE;
- int scp_offset;
+ int scp_offset, quit;
if (kdb_frame == NULL && !have_addr)
return;
@@ -142,7 +142,9 @@ db_stack_trace_cmd(addr, have_addr, count, modif)
lastframe = NULL;
scp_offset = -(get_pc_str_offset() >> 2);
- while (count-- && frame != NULL) {
+ quit = 0;
+ db_setup_paging(db_simple_pager, &quit, DB_LINES_PER_PAGE);
+ while (count-- && frame != NULL && !quit) {
db_addr_t scp;
u_int32_t savecode;
int r;
diff --git a/sys/i386/i386/db_trace.c b/sys/i386/i386/db_trace.c
index ca3435eaf348..4b6cb61e3522 100644
--- a/sys/i386/i386/db_trace.c
+++ b/sys/i386/i386/db_trace.c
@@ -379,14 +379,16 @@ db_backtrace(struct thread *td, struct trapframe *tf, struct i386_frame *frame,
int *argp;
db_expr_t offset;
c_db_sym_t sym;
- int narg;
+ int narg, quit;
boolean_t first;
if (count == -1)
count = 1024;
first = TRUE;
- while (count--) {
+ quit = 0;
+ db_setup_paging(db_simple_pager, &quit, DB_LINES_PER_PAGE);
+ while (count-- && !quit) {
sym = db_search_symbol(pc, DB_STGY_ANY, &offset);
db_symbol_values(sym, &name, NULL);
diff --git a/sys/ia64/ia64/db_trace.c b/sys/ia64/ia64/db_trace.c
index 7f9c53cd9614..6065eb656279 100644
--- a/sys/ia64/ia64/db_trace.c
+++ b/sys/ia64/ia64/db_trace.c
@@ -57,10 +57,12 @@ db_backtrace(struct thread *td, struct pcb *pcb, int count)
db_expr_t offset;
uint64_t bsp, cfm, ip, pfs, reg, sp;
c_db_sym_t sym;
- int args, error, i;
+ int args, error, i, quit;
+ quit = 0;
+ db_setup_paging(db_simple_pager, &quit, DB_LINES_PER_PAGE);
error = unw_create_from_pcb(&rs, pcb);
- while (!error && count--) {
+ while (!error && count-- && !quit) {
error = unw_get_cfm(&rs, &cfm);
if (!error)
error = unw_get_bsp(&rs, &bsp);
diff --git a/sys/powerpc/powerpc/db_trace.c b/sys/powerpc/powerpc/db_trace.c
index 9fe1cc38322a..23d4e50eb5c6 100644
--- a/sys/powerpc/powerpc/db_trace.c
+++ b/sys/powerpc/powerpc/db_trace.c
@@ -129,6 +129,7 @@ db_backtrace(struct thread *td, db_addr_t fp, int count)
const char *symname;
boolean_t kernel_only = TRUE;
boolean_t full = FALSE;
+ int quit;
#if 0
{
@@ -148,7 +149,9 @@ db_backtrace(struct thread *td, db_addr_t fp, int count)
stackframe = fp;
- for (;;) {
+ quit = 0;
+ db_setup_paging(db_simple_pager, &quit, DB_LINES_PER_PAGE);
+ while (!quit) {
if (stackframe < PAGE_SIZE)
break;
diff --git a/sys/sparc64/sparc64/db_trace.c b/sys/sparc64/sparc64/db_trace.c
index b5fdec9f42b0..acb4b5ad565f 100644
--- a/sys/sparc64/sparc64/db_trace.c
+++ b/sys/sparc64/sparc64/db_trace.c
@@ -96,7 +96,7 @@ db_frame(struct db_variable *vp, db_expr_t *valuep, int op)
* User stack trace (debugging aid).
*/
static void
-db_utrace(struct thread *td, struct trapframe *tf)
+db_utrace(struct thread *td, struct trapframe *tf, int count, int *quitp)
{
struct pcb *pcb;
db_addr_t sp, rsp, o7, pc;
@@ -108,7 +108,7 @@ db_utrace(struct thread *td, struct trapframe *tf)
FALSE);
pc = db_get_value((db_addr_t)&tf->tf_tpc, sizeof(tf->tf_tpc), FALSE);
db_printf("user trace: trap %%o7=%#lx\n", o7);
- while (sp != 0) {
+ while (count-- && sp != 0 && !*quitp) {
db_printf("pc %#lx, sp %#lx\n", pc, sp);
/* First, check whether the frame is in the pcb. */
found = 0;
@@ -134,7 +134,7 @@ db_utrace(struct thread *td, struct trapframe *tf)
}
static int
-db_print_trap(struct thread *td, struct trapframe *tf)
+db_print_trap(struct thread *td, struct trapframe *tf, int count, int *quitp)
{
struct proc *p;
const char *symname;
@@ -212,7 +212,7 @@ db_print_trap(struct thread *td, struct trapframe *tf)
db_printf("userland() at ");
db_printsym(tpc, DB_STGY_PROC);
db_printf("\n");
- db_utrace(td, tf);
+ db_utrace(td, tf, count, quitp);
}
return (user);
}
@@ -229,6 +229,7 @@ db_backtrace(struct thread *td, struct frame *fp, int count)
db_addr_t pc;
int trap;
int user;
+ int quit;
if (count == -1)
count = 1024;
@@ -236,7 +237,9 @@ db_backtrace(struct thread *td, struct frame *fp, int count)
trap = 0;
user = 0;
npc = 0;
- while (count-- && !user) {
+ quit = 0;
+ db_setup_paging(db_simple_pager, &quit, DB_LINES_PER_PAGE);
+ while (count-- && !user && !quit) {
pc = (db_addr_t)db_get_value((db_addr_t)&fp->fr_pc,
sizeof(fp->fr_pc), FALSE);
if (trap) {
@@ -260,7 +263,7 @@ db_backtrace(struct thread *td, struct frame *fp, int count)
tf = (struct trapframe *)(fp + 1);
npc = db_get_value((db_addr_t)&tf->tf_tpc,
sizeof(tf->tf_tpc), FALSE);
- user = db_print_trap(td, tf);
+ user = db_print_trap(td, tf, count, &quit);
trap = 1;
} else {
db_printf("%s() at ", name);
generated by cgit v1.2.3 (git 2.25.1) at 2024-10-13 18:27:07 +0000