From: Maya Nakamura <m.maya.nakamura@gmail.com>
Date: Fri, 12 Jul 2019 08:27:38 +0000 (+0000)
Subject: HID: hv: Remove dependencies on PAGE_SIZE for ring buffer
X-Git-Tag: v5.4-rc1~58^2~9
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=345f0254e5b2f4090e4a00ebc996e07e9bdcd070;p=thirdparty%2Fkernel%2Flinux.git

HID: 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@gmail.com>
Reviewed-by: Michael Kelley <mikelley@microsoft.com>
Acked-by: Jiri Kosina <jkosina@suse.cz>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---

diff --git a/drivers/hid/hid-hyperv.c b/drivers/hid/hid-hyperv.c
index 7795831d37c21..cc5b09b87ab0d 100644
--- a/drivers/hid/hid-hyperv.c
+++ b/drivers/hid/hid-hyperv.c
@@ -104,8 +104,8 @@ struct synthhid_input_report {
 
 #pragma pack(pop)
 
-#define INPUTVSC_SEND_RING_BUFFER_SIZE		(10*PAGE_SIZE)
-#define INPUTVSC_RECV_RING_BUFFER_SIZE		(10*PAGE_SIZE)
+#define INPUTVSC_SEND_RING_BUFFER_SIZE		(40 * 1024)
+#define INPUTVSC_RECV_RING_BUFFER_SIZE		(40 * 1024)
 
 
 enum pipe_prot_msg_type {