mirror of
https://github.com/dynup/kpatch
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15 lines
582 B
Diff
15 lines
582 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 2017-09-22 15:27:21.077053604 -0400
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+++ src/drivers/tty/tty_buffer.c 2017-09-22 15:27:50.542175618 -0400
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@@ -217,6 +217,10 @@ int tty_buffer_request_room(struct tty_p
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/* OPTIMISATION: We could keep a per tty "zero" sized buffer to
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remove this conditional if its worth it. This would be invisible
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to the callers */
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+
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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 != NULL)
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left = b->size - b->used;
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