[Xen-changelog] [qemu-xen master] xen/pt/msi: Add the register value when printing logging and error messages

[patchbot@xxxxxxx]

commit fd125e2984f6b6da70f390d42ef3ef1c48650479
Author:     Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
AuthorDate: Mon Jun 29 12:30:37 2015 -0400
Commit:     Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>
CommitDate: Wed Dec 2 14:21:48 2015 +0000

    xen/pt/msi: Add the register value when printing logging and error messages
    
    We would like to know what the MSI register value is to help
    in troubleshooting in the field. As such modify the logging
    logic to include such details in xen_pt_msgctrl_reg_write.
    
    Reviewed-by: Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>
    Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
    Signed-off-by: Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>
---
 hw/xen/xen_pt_config_init.c |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/hw/xen/xen_pt_config_init.c b/hw/xen/xen_pt_config_init.c
index 2cb0104..f9d2a68 100644
--- a/hw/xen/xen_pt_config_init.c
+++ b/hw/xen/xen_pt_config_init.c
@@ -1102,7 +1102,7 @@ static int 
xen_pt_msgctrl_reg_write(XenPCIPassthroughState *s,
         /* setup MSI pirq for the first time */
         if (!msi->initialized) {
             /* Init physical one */
-            XEN_PT_LOG(&s->dev, "setup MSI\n");
+            XEN_PT_LOG(&s->dev, "setup MSI (register: %x).\n", *val);
             if (xen_pt_msi_setup(s)) {
                 /* We do not broadcast the error to the framework code, so
                  * that MSI errors are contained in MSI emulation code and
@@ -1110,12 +1110,12 @@ static int 
xen_pt_msgctrl_reg_write(XenPCIPassthroughState *s,
                  * Guest MSI would be actually not working.
                  */
                 *val &= ~PCI_MSI_FLAGS_ENABLE;
-                XEN_PT_WARN(&s->dev, "Can not map MSI.\n");
+                XEN_PT_WARN(&s->dev, "Can not map MSI (register: %x)!\n", 
*val);
                 return 0;
             }
             if (xen_pt_msi_update(s)) {
                 *val &= ~PCI_MSI_FLAGS_ENABLE;
-                XEN_PT_WARN(&s->dev, "Can not bind MSI\n");
+                XEN_PT_WARN(&s->dev, "Can not bind MSI (register: %x)!\n", 
*val);
                 return 0;
             }
             msi->initialized = true;
--
generated by git-patchbot for /home/xen/git/qemu-xen.git#master

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