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* [Qemu-devel] [PATCH] raw-posix: Better error return values for hdev_create
@ 2010-03-12 12:52 Kevin Wolf
  2010-03-12 14:01 ` Christoph Hellwig
  2010-03-27 12:34 ` Aurelien Jarno
  0 siblings, 2 replies; 3+ messages in thread
From: Kevin Wolf @ 2010-03-12 12:52 UTC (permalink / raw)
  To: qemu-devel

Now that we output an error message according to the returned error code in
qemu-img, let's return the real error codes. "Input/output error" for
everything isn't helpful.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
---
 block/raw-posix.c |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/block/raw-posix.c b/block/raw-posix.c
index 716c15c..f07d730 100644
--- a/block/raw-posix.c
+++ b/block/raw-posix.c
@@ -1009,12 +1009,12 @@ static int hdev_create(const char *filename, QEMUOptionParameter *options)
 
     fd = open(filename, O_WRONLY | O_BINARY);
     if (fd < 0)
-        return -EIO;
+        return -errno;
 
     if (fstat(fd, &stat_buf) < 0)
-        ret = -EIO;
+        ret = -errno;
     else if (!S_ISBLK(stat_buf.st_mode) && !S_ISCHR(stat_buf.st_mode))
-        ret = -EIO;
+        ret = -ENODEV;
     else if (lseek(fd, 0, SEEK_END) < total_size * 512)
         ret = -ENOSPC;
 
-- 
1.6.6.1

^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [Qemu-devel] [PATCH] raw-posix: Better error return values for hdev_create
  2010-03-12 12:52 [Qemu-devel] [PATCH] raw-posix: Better error return values for hdev_create Kevin Wolf
@ 2010-03-12 14:01 ` Christoph Hellwig
  2010-03-27 12:34 ` Aurelien Jarno
  1 sibling, 0 replies; 3+ messages in thread
From: Christoph Hellwig @ 2010-03-12 14:01 UTC (permalink / raw)
  To: Kevin Wolf; +Cc: qemu-devel

On Fri, Mar 12, 2010 at 01:52:31PM +0100, Kevin Wolf wrote:
> Now that we output an error message according to the returned error code in
> qemu-img, let's return the real error codes. "Input/output error" for
> everything isn't helpful.
> 
> Signed-off-by: Kevin Wolf <kwolf@redhat.com>

Looks good,


Reviewed-by: Christoph Hellwig <hch@lst.de>

^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [Qemu-devel] [PATCH] raw-posix: Better error return values for hdev_create
  2010-03-12 12:52 [Qemu-devel] [PATCH] raw-posix: Better error return values for hdev_create Kevin Wolf
  2010-03-12 14:01 ` Christoph Hellwig
@ 2010-03-27 12:34 ` Aurelien Jarno
  1 sibling, 0 replies; 3+ messages in thread
From: Aurelien Jarno @ 2010-03-27 12:34 UTC (permalink / raw)
  To: Kevin Wolf; +Cc: qemu-devel

On Fri, Mar 12, 2010 at 01:52:31PM +0100, Kevin Wolf wrote:
> Now that we output an error message according to the returned error code in
> qemu-img, let's return the real error codes. "Input/output error" for
> everything isn't helpful.
> 
> Signed-off-by: Kevin Wolf <kwolf@redhat.com>

Thanks, applied.

> ---
>  block/raw-posix.c |    6 +++---
>  1 files changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/block/raw-posix.c b/block/raw-posix.c
> index 716c15c..f07d730 100644
> --- a/block/raw-posix.c
> +++ b/block/raw-posix.c
> @@ -1009,12 +1009,12 @@ static int hdev_create(const char *filename, QEMUOptionParameter *options)
>  
>      fd = open(filename, O_WRONLY | O_BINARY);
>      if (fd < 0)
> -        return -EIO;
> +        return -errno;
>  
>      if (fstat(fd, &stat_buf) < 0)
> -        ret = -EIO;
> +        ret = -errno;
>      else if (!S_ISBLK(stat_buf.st_mode) && !S_ISCHR(stat_buf.st_mode))
> -        ret = -EIO;
> +        ret = -ENODEV;
>      else if (lseek(fd, 0, SEEK_END) < total_size * 512)
>          ret = -ENOSPC;
>  
> -- 
> 1.6.6.1
> 
> 
> 
> 

-- 
Aurelien Jarno                          GPG: 1024D/F1BCDB73
aurelien@aurel32.net                 http://www.aurel32.net

^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2010-03-27 12:34 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz follow: Atom feed
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2010-03-12 12:52 [Qemu-devel] [PATCH] raw-posix: Better error return values for hdev_create Kevin Wolf
2010-03-12 14:01 ` Christoph Hellwig
2010-03-27 12:34 ` Aurelien Jarno

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