Messages in this thread | | | Subject | Re: [Xen-devel] [PATCH v1] xen/grant-table: log the lack of grants | From | Juergen Gross <> | Date | Tue, 18 Jul 2017 09:11:20 +0200 |
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On 07/07/17 20:23, Wengang Wang wrote: > log a message when we enter this situation: > 1) we already allocated the max number of available grants from hypervisor > and > 2) we still need more (but the request fails because of 1)). > > Sometimes the lack of grants causes IO hangs in xen_blkfront devices. > Adding this log would help debuging. > > Signed-off-by: Wengang Wang <wen.gang.wang@oracle.com> > Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> > Reviewed-by: Junxiao Bi <junxiao.bi@oracle.com>
Reviewed-by: Juergen Gross <jgross@suse.com>
Thanks,
Juergen
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