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[FS, USER] Debug filesystem, fs syscalls

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This commit is contained in:
Thomas Lovén
2017-03-13 13:37:39 +01:00
parent 2fe66e4f80
commit fd782365b7
12 changed files with 204 additions and 39 deletions
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18
kernel/proc/process.c
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@@ -24,6 +24,16 @@ process_t *process_spawn(process_t *parent)
LIST_APPEND(parent->children, proc, siblings);
proc->mmap = procmm_new_map(proc, parent->mmap);
spin_unlock(&parent->lock);
for(int i = 0; i < PROC_NUMFP; i++)
{
if(parent->fp[i].file)
{
proc->fp[i].file = fs_get(parent->fp[i].file);
proc->fp[i].pos = parent->fp[i].pos;
proc->fp[i].flags = parent->fp[i].flags;
fs_open(proc->fp[i].file, proc->fp[i].flags);
}
}
} else {
proc->mmap = procmm_new_map(proc, 0);
}
@@ -76,6 +86,14 @@ void process_exit(process_t *proc, uint64_t status)
c->parent = init_proc;
LIST_APPEND(init_proc->children, c, siblings);
}
for(int i = 0; i < PROC_NUMFP; i++)
{
if(proc->fp[i].file)
{
fs_close(proc->fp[i].file);
fs_put(proc->fp[i].file);
}
}
proc->state = PROC_STATE_ZOMBIE;
spin_unlock(&proc->lock);
}