[POWERPC] Show EEH per-device false positives

Track and report the number of times we read an all-1s value (0xff,
0xffff or 0xffffffff) from each device which is valid data, not
indicating EEH isolation.

Signed-off-by: Linas Vepstas <linas@austin.ibm.com>

----
 arch/powerpc/platforms/pseries/eeh.c       |    5 +++++
 arch/powerpc/platforms/pseries/eeh_sysfs.c |    3 +++
 include/asm-powerpc/pci-bridge.h           |    1 +
 3 files changed, 9 insertions(+)
Signed-off-by: Paul Mackerras <paulus@samba.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/include/asm-powerpc/pci-bridge.h b/include/asm-powerpc/pci-bridge.h
index 11537a07ca70..c49ce41cfa95 100644
--- a/include/asm-powerpc/pci-bridge.h
+++ b/include/asm-powerpc/pci-bridge.h
@@ -83,6 +83,7 @@ struct pci_dn {
         int     eeh_pe_config_addr; /* new-style partition endpoint address */
         int     eeh_check_count;        /* # times driver ignored error */
         int     eeh_freeze_count;       /* # times this device froze up. */
+        int     eeh_false_positives;    /* # times this device reported #ff's */
         u32     config_space[16];       /* saved PCI config space */
 #endif
 };