From: Alan Cox <alan@linux.intel.com>
Date: Thu, 18 Dec 2014 00:51:12 +0000 (+0000)
Subject: process: flag a tiny race
X-Git-Url: https://git.ndcode.org/public/gitweb.cgi?a=commitdiff_plain;h=b45f6d8d81d0f94897a3909c92a54f4e7eca367a;p=FUZIX.git

process: flag a tiny race

I think we can just remove the restore, but needs checking over
---

diff --git a/Kernel/process.c b/Kernel/process.c
index 647a28b4..cdebd25e 100644
--- a/Kernel/process.c
+++ b/Kernel/process.c
@@ -40,6 +40,8 @@ void psleep(void *event)
 	udata.u_ptab->p_waitno = ++waitno;
 	nready--;
 
+	/* FIXME: we don't want to restore interrupts here, but what
+	   is the consequence */
 	irqrestore(irq);
 	switchout();		/* Switch us out, and start another process */
 	/* Switchout doesn't return in this context until we have been switched back in, of course. */