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mcexec forward signal to MIC process.

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This commit is contained in:
Tomoki Shirasawa
2013-08-19 12:17:23 +09:00
parent 591f398768
commit 1d69225532
14 changed files with 148 additions and 37 deletions
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9
kernel/process.c
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@@ -62,7 +62,8 @@ struct process *create_process(unsigned long user_pc)
return NULL;
}
memset(proc->sighandler, '\0', sizeof(struct sig_handler));
proc->sighandler->use = 1;
ihk_atomic_set(&proc->sighandler->use, 1);
ihk_mc_spinlock_init(&proc->sighandler->lock);
ihk_mc_init_user_process(&proc->ctx, &proc->uctx,
((char *)proc) +
@@ -106,9 +107,8 @@ struct process *clone_process(struct process *org, unsigned long pc,
ihk_atomic_inc(&org->vm->refcount);
proc->vm = org->vm;
// TODO: lock
proc->sighandler = org->sighandler;
org->sighandler->use++;
ihk_atomic_inc(&org->sighandler->use);
ihk_mc_spinlock_init(&proc->spin_sleep_lock);
proc->spin_sleep = 0;
@@ -1054,6 +1054,9 @@ void hold_process(struct process *proc)
void destroy_process(struct process *proc)
{
if(ihk_atomic_dec_and_test(&proc->sighandler->use)){
kfree(proc->sighandler);
}
ihk_mc_free_pages(proc, KERNEL_STACK_NR_PAGES);
}