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authorMaya Nakamura <m.maya.nakamura@gmail.com>2019-07-15 01:27:18 +0200
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2019-07-15 18:43:15 +0200
commit88f28e95e72eebecce5ba6944adffdf3654f626c (patch)
treeb22580a22f28b1b1d0b0025f4b6722b4cc4b0fe0 /drivers/input/serio/hyperv-keyboard.c
parentInput: adp5589 - initialize GPIO controller parent device (diff)
downloadlinux-88f28e95e72eebecce5ba6944adffdf3654f626c.tar.xz
linux-88f28e95e72eebecce5ba6944adffdf3654f626c.zip
Input: hyperv-keyboard - 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> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Diffstat (limited to 'drivers/input/serio/hyperv-keyboard.c')
-rw-r--r--drivers/input/serio/hyperv-keyboard.c4
1 files 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