linux-kernel - [PATCH 3/3] virtio_console: Don't initialize buffers to zero

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Message-Id: <1348580837-10919-4-git-send-email-sjur.brandeland@stericsson.com>
Date:	Tue, 25 Sep 2012 15:47:17 +0200
From:	sjur.brandeland@...ricsson.com
To:	Amit Shah <amit.shah@...hat.com>
Cc:	linux-kernel@...r.kernel.org,
	virtualization@...ts.linux-foundation.org, sjurbren@...ricsson.com,
	Sjur Brændeland <sjur.brandeland@...ricsson.com>
Subject: [PATCH 3/3] virtio_console: Don't initialize buffers to zero

From: Sjur Brændeland <sjur.brandeland@...ricsson.com>

Skip initializing the receive buffers.

Signed-off-by: Sjur Brændeland <sjur.brandeland@...ricsson.com>
---
 drivers/char/virtio_console.c |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)

diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c
index faedd2c..e7d8787 100644
--- a/drivers/char/virtio_console.c
+++ b/drivers/char/virtio_console.c
@@ -1344,7 +1344,6 @@ static unsigned int fill_queue(struct virtqueue *vq, spinlock_t *lock)
 		if (!buf)
 			break;
 
-		memset(buf->buf, 0, PAGE_SIZE);
 		spin_lock_irq(lock);
 		ret = add_inbuf(vq, buf);
 		if (ret < 0) {
-- 
1.7.5.4

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