From: Adrian Bunk <bunk@stusta.de>
To: linux-kernel@vger.kernel.org
Subject: [2.6 patch] serial_core.c: remove an unused function
Date: Fri, 29 Oct 2004 02:27:44 +0200 [thread overview]
Message-ID: <20041029002744.GB29142@stusta.de> (raw)
In-Reply-To: <20041028232220.GI3207@stusta.de>
[ this time without the problems due to a digital signature... ]
The patch below removes an unused function from
drivers/serial/serial_core.c
diffstat output:
drivers/serial/serial_core.c | 40 -----------------------------------
1 files changed, 40 deletions(-)
Signed-off-by: Adrian Bunk <bunk@stusta.de>
--- linux-2.6.10-rc1-mm1-full/drivers/serial/serial_core.c.old 2004-10-28 23:28:48.000000000 +0200
+++ linux-2.6.10-rc1-mm1-full/drivers/serial/serial_core.c 2004-10-28 23:28:58.000000000 +0200
@@ -444,46 +444,6 @@
}
static inline int
-__uart_user_write(struct uart_port *port, struct circ_buf *circ,
- const unsigned char __user *buf, int count)
-{
- unsigned long flags;
- int c, ret = 0;
-
- if (down_interruptible(&port->info->tmpbuf_sem))
- return -EINTR;
-
- while (1) {
- int c1;
- c = CIRC_SPACE_TO_END(circ->head, circ->tail, UART_XMIT_SIZE);
- if (count < c)
- c = count;
- if (c <= 0)
- break;
-
- c -= copy_from_user(port->info->tmpbuf, buf, c);
- if (!c) {
- if (!ret)
- ret = -EFAULT;
- break;
- }
- spin_lock_irqsave(&port->lock, flags);
- c1 = CIRC_SPACE_TO_END(circ->head, circ->tail, UART_XMIT_SIZE);
- if (c1 < c)
- c = c1;
- memcpy(circ->buf + circ->head, port->info->tmpbuf, c);
- circ->head = (circ->head + c) & (UART_XMIT_SIZE - 1);
- spin_unlock_irqrestore(&port->lock, flags);
- buf += c;
- count -= c;
- ret += c;
- }
- up(&port->info->tmpbuf_sem);
-
- return ret;
-}
-
-static inline int
__uart_kern_write(struct uart_port *port, struct circ_buf *circ,
const unsigned char *buf, int count)
{
prev parent reply other threads:[~2004-10-29 0:32 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-10-28 23:22 [2.6 patch] serial_core.c: remove an unused function Adrian Bunk
2004-10-29 0:27 ` Adrian Bunk [this message]
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