All of lore.kernel.org
 help / color / mirror / Atom feed
From: Lachlan McIlroy <lachlan@sgi.com>
To: Christoph Hellwig <hch@lst.de>
Cc: xfs@oss.sgi.com
Subject: Re: [PATCH] use struct kvec in struct uio
Date: Wed, 07 Feb 2007 18:02:29 +0000	[thread overview]
Message-ID: <45CA1435.7050100@sgi.com> (raw)
In-Reply-To: <20070207125446.GB7740@lst.de>

Christoph,

Looks like another lost take message to oss.

mod xfs-linux-melb:xfs-kern:27701a TAKE message
================================================
Subject: TAKE 954580 -

use struct kvec in struct uio

Date:  Tue Dec 12 13:13:14 AEDT 2006
Workarea:  vpn-emea-sw-emea-160-4.emea.sgi.com:/home/lachlan/isms/2.6.x-xfs
Inspected by:  hch
Author:  lachlan

The following file(s) were checked into:
   longdrop.melbourne.sgi.com:/isms/linux/2.6.x-xfs-melb


Modid:  xfs-linux-melb:xfs-kern:27701a
fs/xfs/support/move.h - 1.19 - changed
fs/xfs/linux-2.6/xfs_ioctl.c - 1.140 - changed
fs/xfs/dmapi/xfs_dm.c - 1.31 - changed
         - use struct kvec in struct uio

I also included this change to fix a warning introduced with your patch.

*** /usr/tmp/TmpDir.8968-0/fs/xfs/dmapi/xfs_dm.c_1.30   2007-02-07 18:00:52.000000000 +0000
--- /usr/tmp/TmpDir.8968-0/fs/xfs/dmapi/xfs_dm.c_1.31   2007-02-07 18:00:52.000000000 +0000
***************
*** 928,934 ****
   {
         int             sink;
         struct uio      auio;
!       struct iovec    aiov;
         int             rval;

         *nreadp = 0;
--- 928,934 ----
   {
         int             sink;
         struct uio      auio;
!       iovec_t         aiov;
         int             rval;

         *nreadp = 0;


Lachlan

Christoph Hellwig wrote:
> On Wed, Nov 29, 2006 at 04:46:07PM +0100, Christoph Hellwig wrote:
> 
>>All but one useage of struct uio are for kernel pointers, so let's use
>>struct kvec instead of struct iovec.  Because readlink by handle still
>>uses it with a user pointer we still have two sparse warnings, but the
>>noise level is reduced quite a bit by this.
> 
> 
> ping?
> 
> 
>>
>>Signed-off-by: Christoph Hellwig <hch@lst.de>
>>
>>Index: linux-2.6/fs/xfs/support/move.h
>>===================================================================
>>--- linux-2.6.orig/fs/xfs/support/move.h	2006-11-29 16:27:25.000000000 +0100
>>+++ linux-2.6/fs/xfs/support/move.h	2006-11-29 16:30:18.000000000 +0100
>>@@ -55,7 +55,7 @@
>> };
>> 
>> struct uio {
>>-	struct iovec	*uio_iov;   /* pointer to array of iovecs */
>>+	struct kvec	*uio_iov;   /* pointer to array of iovecs */
>> 	int		uio_iovcnt; /* number of iovecs in array */
>> 	xfs_off_t	uio_offset; /* offset in file this uio corresponds to */
>> 	int		uio_resid;  /* residual i/o count */
>>@@ -63,7 +63,7 @@
>> };
>> 
>> typedef struct uio uio_t;
>>-typedef struct iovec iovec_t;
>>+typedef struct kvec iovec_t;
>> 
>> extern int	xfs_uio_read (caddr_t, size_t, uio_t *);
>> 
>>Index: linux-2.6/fs/xfs/linux-2.6/xfs_ioctl.c
>>===================================================================
>>--- linux-2.6.orig/fs/xfs/linux-2.6/xfs_ioctl.c	2006-11-29 16:33:37.000000000 +0100
>>+++ linux-2.6/fs/xfs/linux-2.6/xfs_ioctl.c	2006-11-29 16:34:43.000000000 +0100
>>@@ -388,7 +388,7 @@
>> 	aiov.iov_len	= olen;
>> 	aiov.iov_base	= hreq.ohandle;
>> 
>>-	auio.uio_iov	= &aiov;
>>+	auio.uio_iov	= (struct kvec *)&aiov;
>> 	auio.uio_iovcnt	= 1;
>> 	auio.uio_offset	= 0;
>> 	auio.uio_segflg	= UIO_USERSPACE;
> 
> ---end quoted text---
> 
> 

      reply	other threads:[~2007-02-07 18:02 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-11-29 15:46 [PATCH] use struct kvec in struct uio Christoph Hellwig
2007-02-07 12:54 ` Christoph Hellwig
2007-02-07 18:02   ` Lachlan McIlroy [this message]

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=45CA1435.7050100@sgi.com \
    --to=lachlan@sgi.com \
    --cc=hch@lst.de \
    --cc=xfs@oss.sgi.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.