From ea6c50f99de4b36a2c3e90dedabac46aef7992ac Mon Sep 17 00:00:00 2001 From: Konrad Rzeszutek Wilk Date: Wed, 24 Jun 2015 17:18:26 -0400 Subject: [PATCH] xen/pt: Log xen_host_pci_get in two init functions To help with troubleshooting in the field. Acked-by: Stefano Stabellini Signed-off-by: Konrad Rzeszutek Wilk Signed-off-by: Stefano Stabellini --- hw/xen/xen_pt_config_init.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/hw/xen/xen_pt_config_init.c b/hw/xen/xen_pt_config_init.c index e0829b1673e1..aca37906815f 100644 --- a/hw/xen/xen_pt_config_init.c +++ b/hw/xen/xen_pt_config_init.c @@ -1828,6 +1828,8 @@ static int xen_pt_ptr_reg_init(XenPCIPassthroughState *s, rc = xen_host_pci_get_byte(&s->real_device, reg_field + PCI_CAP_LIST_ID, &cap_id); if (rc) { + XEN_PT_ERR(&s->dev, "Failed to read capability @0x%x (rc:%d)\n", + reg_field + PCI_CAP_LIST_ID, rc); return rc; } if (xen_pt_emu_reg_grps[i].grp_id == cap_id) { @@ -2037,6 +2039,9 @@ int xen_pt_config_init(XenPCIPassthroughState *s) reg_grp_offset, ®_grp_entry->size); if (rc < 0) { + XEN_PT_LOG(&s->dev, "Failed to initialize %d/%ld, type=0x%x, rc:%d\n", + i, ARRAY_SIZE(xen_pt_emu_reg_grps), + xen_pt_emu_reg_grps[i].grp_type, rc); xen_pt_config_delete(s); return rc; } @@ -2051,6 +2056,10 @@ int xen_pt_config_init(XenPCIPassthroughState *s) /* initialize capability register */ rc = xen_pt_config_reg_init(s, reg_grp_entry, regs); if (rc < 0) { + XEN_PT_LOG(&s->dev, "Failed to initialize %d/%ld reg 0x%x in grp_type=0x%x (%d/%ld), rc=%d\n", + j, ARRAY_SIZE(xen_pt_emu_reg_grps[i].emu_regs), + regs->offset, xen_pt_emu_reg_grps[i].grp_type, + i, ARRAY_SIZE(xen_pt_emu_reg_grps), rc); xen_pt_config_delete(s); return rc; }