kpatch/test/integration/rhel-7.7/smp-locks-section.patch

16 lines
549 B
Diff

Index: kernel/drivers/tty/tty_buffer.c
===================================================================
--- kernel.orig/drivers/tty/tty_buffer.c
+++ kernel/drivers/tty/tty_buffer.c
@@ -217,6 +217,10 @@ int tty_buffer_request_room(struct tty_p
/* OPTIMISATION: We could keep a per tty "zero" sized buffer to
remove this conditional if its worth it. This would be invisible
to the callers */
+
+ if (!size)
+ printk("kpatch-test: testing .smp_locks section changes\n");
+
b = buf->tail;
if (b != NULL)
left = b->size - b->used;