linux-kernel - [PATCH] staging: vt6656: Declare a few variables as __read

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Date:   Sun,  1 Mar 2020 12:26:20 +0100
From:   Oscar Carter <oscar.carter@....com>
To:     Forest Bond <forest@...ttletooquiet.net>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Quentin Deslandes <quentin.deslandes@...ev.co.uk>,
        Malcolm Priestley <tvboxspy@...il.com>,
        Gabriela Bittencourt <gabrielabittencourt00@...il.com>,
        Colin Ian King <colin.king@...onical.com>,
        Oscar Carter <oscar.carter@....com>,
        devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org
Subject: [PATCH] staging: vt6656: Declare a few variables as __read_mostly

These include module parameters.

Signed-off-by: Oscar Carter <oscar.carter@....com>
---
 drivers/staging/vt6656/main_usb.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/staging/vt6656/main_usb.c b/drivers/staging/vt6656/main_usb.c
index 5e48b3ddb94c..701300202b21 100644
--- a/drivers/staging/vt6656/main_usb.c
+++ b/drivers/staging/vt6656/main_usb.c
@@ -49,12 +49,12 @@ MODULE_LICENSE("GPL");
 MODULE_DESCRIPTION(DEVICE_FULL_DRV_NAM);

 #define RX_DESC_DEF0 64
-static int vnt_rx_buffers = RX_DESC_DEF0;
+static int __read_mostly vnt_rx_buffers = RX_DESC_DEF0;
 module_param_named(rx_buffers, vnt_rx_buffers, int, 0644);
 MODULE_PARM_DESC(rx_buffers, "Number of receive usb rx buffers");

 #define TX_DESC_DEF0 64
-static int vnt_tx_buffers = TX_DESC_DEF0;
+static int __read_mostly vnt_tx_buffers = TX_DESC_DEF0;
 module_param_named(tx_buffers, vnt_tx_buffers, int, 0644);
 MODULE_PARM_DESC(tx_buffers, "Number of receive usb tx buffers");

--
2.20.1