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author | Jan Setje-Eilers <Jan.Setje-Eilers@Sun.COM> | 2010-08-02 20:18:43 -0700 |
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committer | Jan Setje-Eilers <Jan.Setje-Eilers@Sun.COM> | 2010-08-02 20:18:43 -0700 |
commit | 90646fe827990338aed51dc77a3924e71412b74a (patch) | |
tree | 4dfc9b805612cd07a07b652596bcc13520ff66ba | |
parent | 5010b7f7d31dbab7bc89cb216aeb080b56ed2e5d (diff) | |
download | illumos-gate-90646fe827990338aed51dc77a3924e71412b74a.tar.gz |
6963704 seville: two pcieb nodes remain unconfigured on first config-free bootonnv_146
-rw-r--r-- | usr/src/uts/common/os/instance.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/usr/src/uts/common/os/instance.c b/usr/src/uts/common/os/instance.c index 135a0fef60..c1d00ff2ba 100644 --- a/usr/src/uts/common/os/instance.c +++ b/usr/src/uts/common/os/instance.c @@ -1618,6 +1618,18 @@ e_ddi_borrow_instance(dev_info_t *cdip, in_node_t *cnp) } if (alias && (anp = e_ddi_path_to_instance(alias)) != NULL) { + /* + * Since pcieb nodes can split and merge, it is dangerous + * to borrow and instance for them. However since they do + * not expose their instance numbers it is safe to never + * borrow one. + */ + if (anp->in_drivers->ind_driver_name && + (strcmp(anp->in_drivers->ind_driver_name, "pcieb") == 0)) { + DDI_MP_DBG((CE_NOTE, "not borrowing pcieb: " + "%s alias: %s", curr, alias)); + goto out; + } DDI_MP_DBG((CE_NOTE, "borrowing current: %s alias: %s", curr, alias)); cnp->in_drivers = anp->in_drivers; |