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https://github.com/dynup/kpatch
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14 lines
487 B
Diff
14 lines
487 B
Diff
diff -Nupr src.orig/drivers/tty/tty_buffer.c src/drivers/tty/tty_buffer.c
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--- src.orig/drivers/tty/tty_buffer.c 2020-03-17 01:12:58.012113306 -0400
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+++ src/drivers/tty/tty_buffer.c 2020-03-17 01:13:46.342793643 -0400
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@@ -256,6 +256,9 @@ static int __tty_buffer_request_room(str
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struct tty_buffer *b, *n;
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int left, change;
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+ if (!size)
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+ printk("kpatch-test: testing .smp_locks section changes\n");
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+
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b = buf->tail;
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if (b->flags & TTYB_NORMAL)
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left = 2 * b->size - b->used;
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