Commit 5db23179 authored by Sebastian Ott's avatar Sebastian Ott Committed by Martin Schwidefsky
Browse files

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: default avatarSebastian Ott <sebott@linux.vnet.ibm.com>
Signed-off-by: default avatarMartin Schwidefsky <schwidefsky@de.ibm.com>
parent 307957b6

arch/s390/pci/pci_clp.c

+9 −1
Original line number Diff line number Diff line
@@ -24,6 +24,14 @@ 


bool zpci_unique_uid;



static void update_uid_checking(bool new)

{

	if (zpci_unique_uid != new)

		zpci_dbg(1, "uid checking:%d\n", new);



	zpci_unique_uid = new;

}



static inline void zpci_err_clp(unsigned int rsp, int rc)

{

	struct {
@@ -319,7 +327,7 @@ static int clp_list_pci(struct clp_req_rsp_list_pci *rrb, void *data, 
			goto out;

		}



		zpci_unique_uid = rrb->response.uid_checking;

		update_uid_checking(rrb->response.uid_checking);

		WARN_ON_ONCE(rrb->response.entry_size !=

			sizeof(struct clp_fh_list_entry));