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s390/pci: log changes to uid checking
Some hypervisors allow to toggle uid checking at runtime. Log changes to uid checking in s390dbf. Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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1 changed files with 9 additions and 1 deletions
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@ -24,6 +24,14 @@
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bool zpci_unique_uid;
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static void update_uid_checking(bool new)
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{
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if (zpci_unique_uid != new)
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zpci_dbg(1, "uid checking:%d\n", new);
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zpci_unique_uid = new;
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}
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static inline void zpci_err_clp(unsigned int rsp, int rc)
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{
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struct {
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@ -319,7 +327,7 @@ static int clp_list_pci(struct clp_req_rsp_list_pci *rrb, void *data,
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goto out;
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}
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zpci_unique_uid = rrb->response.uid_checking;
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update_uid_checking(rrb->response.uid_checking);
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WARN_ON_ONCE(rrb->response.entry_size !=
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sizeof(struct clp_fh_list_entry));
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