* [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]
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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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