From: Kirill Maslinsky <kirill@altlinux.org>
To: ALT Linux Team development discussions <devel@lists.altlinux.org>
Subject: Re: [devel] asm/page.h
Date: Tue, 19 Feb 2008 03:40:41 +0300
Message-ID: <20080219004041.GE25921@imap.altlinux.org> (raw)
In-Reply-To: <200802190223.41135.ledest@gmail.com>
On Tue, Feb 19, 2008 at 02:23:41AM +0200, Led wrote:
> Tuesday, 19 February 2008 02:18:11 Kirill Maslinsky написав:
[...]
> > - if (size > PAGE_SIZE)
> > - bulk.len = PAGE_SIZE;
> > + if (size > sysconf(_SC_PAGESIZE))
> > + bulk.len = sysconf(_SC_PAGESIZE);
> Зачем дважды вызывать? ИМХО лучше завести переменную page_size.
Логично. Вот так будет корректно?
--- a/eciadsl-usermode/pusb-linux.c
+++ b/eciadsl-usermode/pusb-linux.c
@@ -29,7 +29,6 @@
#include <string.h>
#include "pusb-linux.h"
-#include <asm/page.h>
#include "pusb.h"
@@ -431,6 +430,7 @@ inline int pusb_endpoint_rw(int fd, int ep, unsigned char* buf, int size, int ti
static struct usbdevfs_bulktransfer bulk;
static int ret;
int received = 0;
+ int page_size = sysconf(_SC_PAGESIZE);
do
{
@@ -438,8 +438,8 @@ inline int pusb_endpoint_rw(int fd, int ep, unsigned char* buf, int size, int ti
bulk.len = size;
- if (size > PAGE_SIZE)
- bulk.len = PAGE_SIZE;
+ if (size > page_size)
+ bulk.len = page_size;
Вы меня простите за тупые вопросы, я просто этого языка (C) вообще не знаю,
опасаюсь напортачить.
--
Kirill Maslinsky
ALT Linux Team
next prev parent reply other threads:[~2008-02-19 0:40 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-02-18 21:09 ` [devel] xawtv4-4.0-alt3.cvs20070625.2: i586 rebuild failed Hihin Ruslan
2008-02-18 21:40 ` [devel] asm/page.h Dmitry V. Levin
2008-02-18 22:38 ` Kirill Maslinsky
2008-02-18 23:42 ` Led
2008-02-18 23:45 ` Led
2008-02-19 0:06 ` Dmitry V. Levin
2008-02-19 0:18 ` Kirill Maslinsky
2008-02-19 0:23 ` Led
2008-02-19 0:40 ` Kirill Maslinsky [this message]
2008-02-19 0:55 ` Led
2008-02-19 1:49 ` Dmitry V. Levin
2008-02-19 12:42 ` Kirill A. Shutemov
2008-02-19 12:43 ` Mikhail Gusarov
2008-02-20 4:54 ` Ildar Mulyukov
2008-02-20 14:33 ` Kirill Maslinsky
2008-02-19 9:43 ` Slava Semushin
2008-02-19 1:48 ` Dmitry V. Levin
2008-02-19 15:03 ` Led
2008-02-19 0:11 ` Kirill Maslinsky
2008-02-19 0:22 ` Led
2008-02-19 12:35 ` Kirill A. Shutemov
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