* [PATCH] xen-pcifront: prefer xenbus_write() over xenbus_printf() where possible
@ 2016-07-07 8:09 Jan Beulich
0 siblings, 0 replies; only message in thread
From: Jan Beulich @ 2016-07-07 8:09 UTC (permalink / raw)
To: david.vrabel, Bjorn Helgaas, boris.ostrovsky,
Konrad Rzeszutek Wilk, Juergen Gross
Cc: xen-devel, linux-pci
... as being the simpler variant.
Signed-off-by: Jan Beulich <jbeulich@suse.com>
---
drivers/pci/xen-pcifront.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
--- 4.7-rc6-prefer-xenbus_write.orig/drivers/pci/xen-pcifront.c
+++ 4.7-rc6-prefer-xenbus_write/drivers/pci/xen-pcifront.c
@@ -822,8 +822,8 @@ do_publish:
err = xenbus_printf(trans, pdev->xdev->nodename,
"event-channel", "%u", pdev->evtchn);
if (!err)
- err = xenbus_printf(trans, pdev->xdev->nodename,
- "magic", XEN_PCI_MAGIC);
+ err = xenbus_write(trans, pdev->xdev->nodename,
+ "magic", XEN_PCI_MAGIC);
if (err) {
xenbus_transaction_end(trans, 1);
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