From 5bb0dfbdb6c0dc1f4a4f0e28393619469a1d4851 Mon Sep 17 00:00:00 2001 From: Malfurious Date: Sat, 7 Oct 2023 02:26:08 -0400 Subject: Tweak SCHEDULER_DELAY for use with installing breakpoints Signed-off-by: Malfurious --- debugger.c | 7 ++++++- misplays.c | 2 +- 2 files changed, 7 insertions(+), 2 deletions(-) diff --git a/debugger.c b/debugger.c index b646dc4..3435cf4 100644 --- a/debugger.c +++ b/debugger.c @@ -20,7 +20,7 @@ static const int PTRACE_OPTIONS = static const int PTRACE_CHILD_OPTIONS = PTRACE_OPTIONS | PTRACE_O_EXITKILL; //static const int STOP_ALL_ON_EVENT = 1; -static const useconds_t SCHEDULER_DELAY = 100000; +static const useconds_t SCHEDULER_DELAY = 10000; static const unsigned int BREAKPOINT_INSN = 0xcc; static struct process *new_process(pid_t id, int child) { @@ -224,6 +224,7 @@ static void continue_all_threads(struct process *proc) { static void resume_threads(struct process *proc) { struct list *threads = &proc->threads; + int once = 0; for (struct thread *th = threads->head; th != threads->end; th = th->next) { if (th->doing == PTRACE_SINGLESTEP) { @@ -236,6 +237,10 @@ static void resume_threads(struct process *proc) { for (struct thread *th = threads->head; th != threads->end; th = th->next) { if (th->doing && th->doing != PTRACE_SINGLESTEP) { + if (!once) { + usleep(SCHEDULER_DELAY); + once = 1; + } install_breakpoints(th); ptrace(th->doing, th->id, NULL, th->signal); th->stopped = 0; diff --git a/misplays.c b/misplays.c index c064f75..e30cc2c 100644 --- a/misplays.c +++ b/misplays.c @@ -27,7 +27,7 @@ static pid_t dofork(char **argv, struct console *cons) { } if (pid == 0) { - usleep(100000); + usleep(10000); console_configslave(cons); close_range(STDERR_FILENO+1, ~0U, CLOSE_RANGE_UNSHARE); //raise(SIGSTOP); // ptrace(PTRACE_TRACEME, 0, NULL, NULL); -- cgit v1.2.3