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authorMaya Nakamura <m.maya.nakamura@gmail.com>2019-07-12 10:27:38 +0200
committerSasha Levin <sashal@kernel.org>2019-09-03 02:26:25 +0200
commit345f0254e5b2f4090e4a00ebc996e07e9bdcd070 (patch)
tree3e915db3018ec69db6001a1442b7c43776ff4da2
parentTools: hv: move to tools buildsystem (diff)
downloadlinux-345f0254e5b2f4090e4a00ebc996e07e9bdcd070.tar.xz
linux-345f0254e5b2f4090e4a00ebc996e07e9bdcd070.zip
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>
-rw-r--r--drivers/hid/hid-hyperv.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/hid/hid-hyperv.c b/drivers/hid/hid-hyperv.c
index 7795831d37c2..cc5b09b87ab0 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 {