kernel/intr: accept a message, allow killing processes via intrs

1 files changed, 8 insertions, 1 deletions

diff --git a/src/kernel/proc.c b/src/kernel/proc.c
index 0ce0f50..dc17af2 100644
--- a/src/kernel/proc.c
+++ b/src/kernel/proc.c
@@ -382,7 +382,14 @@ void proc_tryintr(Proc *p) {
 	}
 }
 
-void proc_intr(Proc *p) {
+void proc_intr(Proc *p, const char *buf, size_t len) {
+	assert(buf != NULL || len == 0);
+
+	if (4 <= len && memcmp(buf, "kill", 4) == 0) {
+		proc_kill(p, EINTR);
+		return;
+	}
+
 	if (!p->intr_fn) return;
 	proc_tryintr(p);