Messages in this thread Patch in this message | | | Date | Thu, 07 Jul 2016 02:06:12 -0600 | From | "Jan Beulich" <> | Subject | [PATCH] xen-blkback: prefer xenbus_write() over xenbus_printf() where possible |
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... as being the simpler variant.
Signed-off-by: Jan Beulich <jbeulich@suse.com> --- drivers/block/xen-blkback/xenbus.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-)
--- 4.7-rc6-prefer-xenbus_write.orig/drivers/block/xen-blkback/xenbus.c +++ 4.7-rc6-prefer-xenbus_write/drivers/block/xen-blkback/xenbus.c @@ -617,9 +617,9 @@ static int xen_blkbk_probe(struct xenbus goto fail; } - err = xenbus_printf(XBT_NIL, dev->nodename, - "feature-max-indirect-segments", "%u", - MAX_INDIRECT_SEGMENTS); + err = xenbus_write(XBT_NIL, dev->nodename, + "feature-max-indirect-segments", + __stringify(MAX_INDIRECT_SEGMENTS)); if (err) dev_warn(&dev->dev, "writing %s/feature-max-indirect-segments (%d)", @@ -850,7 +850,7 @@ again: xen_blkbk_barrier(xbt, be, be->blkif->vbd.flush_support); - err = xenbus_printf(xbt, dev->nodename, "feature-persistent", "%u", 1); + err = xenbus_write(xbt, dev->nodename, "feature-persistent", "1"); if (err) { xenbus_dev_fatal(dev, err, "writing %s/feature-persistent", dev->nodename);
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