Am 14.10.2016 um 17:59 hat Stefan Hajnoczi geschrieben:
> On Tue, Oct 11, 2016 at 04:12:35PM +0200, Halil Pasic wrote:
> > Make raw_open for POSIX more consistent in handling errors by setting
> > the error object also when qemu_open fails. The error object was set
> > generally set in case of errors, but I guess this case was overlooked.
> > Do the same for win32.
> > 
> > Signed-off-by: Halil Pasic <pa...@linux.vnet.ibm.com>
> > Reviewed-by: Sascha Silbe <si...@linux.vnet.ibm.com>
> > Tested-by: Marc Hartmayer <mhart...@linux.vnet.ibm.com> (POSIX only)
> > 
> > ---
> > 
> > Stumbled upon this (POSIX) while testing VMs with too many SCSI disks in
> > respect to my nofile limit. When open hits the nofile limit while trying
> > to hotplug yet another SCSI disk via libvirt we end up with no adequate
> > error message (one stating too many files). Sadly this patch in not
> > sufficient to fix this problem because drive_new (/qemu/blockdev.c)
> > handles errors using error_report_err which is documented as not to be
> > used in QMP context.
> > 
> > The win32 part was not tested, and the sole reason I touched it is
> > to not introduce unnecessary divergence.
> > 
> > v4 -> v5:
> > * fix qemu-iotests by adding the filename to the message
> 
> This patch doesn't modify any iotests golden master files.  Does this
> mean the iotests output is unchanged?
> 
> > v3 -> v4:
> > * rebased on current master
> > v2 -> v3:
> > * first save errno then error_setg_errno
> > v1 -> v2:
> > * fixed win32 by the correct error_setg_*
> > * use the original errno consequently
> > ---
> >  block/raw-posix.c | 1 +
> >  block/raw-win32.c | 1 +
> >  2 files changed, 2 insertions(+)
> 
> Reviewed-by: Stefan Hajnoczi <stefa...@redhat.com>

Thanks, applied to the block branch.

Kevin

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