On Wed, Dec 07, 2016 at 03:37:44PM -0800, Bart Van Assche wrote:
ACK
-Ben
> Christophe and Hannes, do you want to comment on this patch?
>
> Thanks,
>
> Bart.
>
> On 11/18/2016 01:33 PM, Bart Van Assche wrote:
> >Avoid that reloading a map while there are no paths triggers a flush
> >and hence unwanted I/O errors if 'queue_if_no_path' is enabled.
> >
> >Fixes: commit d569988e7528 ("libmultipath: Fixup 'DM_DEVICE_RELOAD' handling")
> >Signed-off-by: Bart Van Assche <bart.vanassche@xxxxxxxxxxx>
> >Cc: Hannes Reinecke <hare@xxxxxxx>
> >---
> > libmultipath/devmapper.c | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> >diff --git a/libmultipath/devmapper.c b/libmultipath/devmapper.c
> >index f92ebce..31f1962 100644
> >--- a/libmultipath/devmapper.c
> >+++ b/libmultipath/devmapper.c
> >@@ -390,7 +390,7 @@ int dm_addmap_reload(struct multipath *mpp, char *params, int flush)
> > params, ADDMAP_RO, SKIP_KPARTX_OFF);
> > }
> > if (r)
> >- r = dm_simplecmd(DM_DEVICE_RESUME, mpp->alias, flush,
> >+ r = dm_simplecmd(DM_DEVICE_RESUME, mpp->alias, !flush,
> > 1, udev_flags, 0);
> > return r;
> > }
> >
>
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