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Message-ID: <5af419d636506d9d87ab7d2650fa800ead91a29a.1562916939.git.m.maya.nakamura@gmail.com>
Date: Fri, 12 Jul 2019 08:30:27 +0000
From: Maya Nakamura <m.maya.nakamura@...il.com>
To: mikelley@...rosoft.com, kys@...rosoft.com, haiyangz@...rosoft.com,
sthemmin@...rosoft.com, sashal@...nel.org
Cc: x86@...nel.org, linux-hyperv@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: [PATCH v4 5/5] Input: hv: Remove dependencies on PAGE_SIZE for ring
buffer
Define the ring buffer size as a constant expression because it should
not depend on the guest page size.
Signed-off-by: Maya Nakamura <m.maya.nakamura@...il.com>
Reviewed-by: Michael Kelley <mikelley@...rosoft.com>
---
drivers/input/serio/hyperv-keyboard.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/input/serio/hyperv-keyboard.c b/drivers/input/serio/hyperv-keyboard.c
index 8e457e50f837..88ae7c2ac3c8 100644
--- a/drivers/input/serio/hyperv-keyboard.c
+++ b/drivers/input/serio/hyperv-keyboard.c
@@ -75,8 +75,8 @@ struct synth_kbd_keystroke {
#define HK_MAXIMUM_MESSAGE_SIZE 256
-#define KBD_VSC_SEND_RING_BUFFER_SIZE (10 * PAGE_SIZE)
-#define KBD_VSC_RECV_RING_BUFFER_SIZE (10 * PAGE_SIZE)
+#define KBD_VSC_SEND_RING_BUFFER_SIZE (40 * 1024)
+#define KBD_VSC_RECV_RING_BUFFER_SIZE (40 * 1024)
#define XTKBD_EMUL0 0xe0
#define XTKBD_EMUL1 0xe1
--
2.17.1
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