---

yaml --- r: 85916 b: refs/heads/master c: 5efe92c h: refs/heads/master v: v3
git-mirror · Feb 19, 2008 · d1811a2 · d1811a2
1 parent fc8cb3a
commit d1811a2
Show file tree

Hide file tree

Showing 2 changed files with 3 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 2b79aac9038ee52fd8d89216b1a3ec9bd8285fac
+refs/heads/master: 5efe92c68045817b97927b748f369d407c1d89ab
diff --git a/trunk/arch/mn10300/kernel/gdb-io-ttysm.c b/trunk/arch/mn10300/kernel/gdb-io-ttysm.c
@@ -196,6 +196,7 @@ int gdbstub_io_rx_char(unsigned char *_ch, int nonblock)
 try_again:
 	/* pull chars out of the buffer */
 	ix = gdbstub_rx_outp;
+	barrier();
 	if (ix == gdbstub_rx_inp) {
 		if (nonblock)
 			return -EAGAIN;
@@ -207,6 +208,7 @@ int gdbstub_io_rx_char(unsigned char *_ch, int nonblock)
 
 	ch = gdbstub_rx_buffer[ix++];
 	st = gdbstub_rx_buffer[ix++];
+	barrier();
 	gdbstub_rx_outp = ix & (PAGE_SIZE - 1);
 
 	st &= SC01STR_RXF | SC01STR_RBF | SC01STR_FEF | SC01STR_PEF |