powerpc/powernv: Double size of log blob

Each PHB instance (struct pnv_phb) has its corresponding log blob,
which is used to hold the retrieved error log from firmware. The
current size of that (4096) isn't enough for PHB3 case and the patch
makes that double to 8192.

Signed-off-by: Gavin Shan <shangw@linux.vnet.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

diff --git a/arch/powerpc/platforms/powernv/pci.h b/arch/powerpc/platforms/powernv/pci.h
index dfe20104238e27f7e0136b4388145fd41a5a8238..d0bb5204ece348935b42263b63715b3ee3f29eac 100644 (file)
--- a/arch/powerpc/platforms/powernv/pci.h
+++ b/arch/powerpc/platforms/powernv/pci.h
@@ -17,7 +17,7 @@ enum pnv_phb_model {
        PNV_PHB_MODEL_PHB3,
 };
 
-#define PNV_PCI_DIAG_BUF_SIZE  4096
+#define PNV_PCI_DIAG_BUF_SIZE  8192
 #define PNV_IODA_PE_DEV                (1 << 0)        /* PE has single PCI device     */
 #define PNV_IODA_PE_BUS                (1 << 1)        /* PE has primary PCI bus       */
 #define PNV_IODA_PE_BUS_ALL    (1 << 2)        /* PE has subordinate buses     */