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cpu: change _cpu()->thread calls to current_thread() to fix smp race

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This commit is contained in:
Matheus
2024-09-15 17:47:26 -03:00
parent d1c0f2a5fd
commit e058d62261
65 changed files with 196 additions and 190 deletions
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kernel-src/sys/syscalls/fork.c
+7 -7
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@@ -11,7 +11,7 @@ syscallret_t syscall_fork(context_t *ctx) {
.errno = 0
};
proc_t *proc = _cpu()->thread->proc;
proc_t *proc = current_thread()->proc;
proc_t *nproc = sched_newproc();
if (nproc == NULL) {
ret.errno = ENOMEM;
@@ -24,7 +24,7 @@ syscallret_t syscall_fork(context_t *ctx) {
goto cleanup;
}
nthread->vmmctx = vmm_fork(_cpu()->thread->vmmctx);
nthread->vmmctx = vmm_fork(current_thread()->vmmctx);
if (nthread->vmmctx == NULL) {
ret.errno = ENOMEM;
@@ -43,8 +43,8 @@ syscallret_t syscall_fork(context_t *ctx) {
MUTEX_RELEASE(&proc->mutex);
nproc->umask = _cpu()->thread->proc->umask;
nproc->cred = _cpu()->thread->proc->cred;
nproc->umask = current_thread()->proc->umask;
nproc->cred = current_thread()->proc->cred;
nproc->root = sched_getroot();
nproc->cwd = sched_getcwd();
nproc->threadlist = nthread;
@@ -56,9 +56,9 @@ syscallret_t syscall_fork(context_t *ctx) {
CTX_ERRNO(&nthread->context) = 0;
jobctl_addproc(proc, nproc);
memcpy(&nthread->signals.mask, &_cpu()->thread->signals.mask, sizeof(sigset_t));
memcpy(&nthread->signals.pending, &_cpu()->thread->signals.pending, sizeof(sigset_t));
memcpy(&nthread->signals.stack, &_cpu()->thread->signals.stack, sizeof(stack_t));
memcpy(&nthread->signals.mask, &current_thread()->signals.mask, sizeof(sigset_t));
memcpy(&nthread->signals.pending, &current_thread()->signals.pending, sizeof(sigset_t));
memcpy(&nthread->signals.stack, &current_thread()->signals.stack, sizeof(stack_t));
memcpy(&nproc->signals.pending, &proc->signals.pending, sizeof(sigset_t));
memcpy(&nproc->signals.actions, &proc->signals.actions[0], sizeof(sigaction_t) * NSIG);