[PATCH] powerpc/pseries: Fix maximum memory value

Aravinda Prasad aravinda at linux.vnet.ibm.com
Wed Jun 26 19:36:42 AEST 2019


Calculating the maximum memory based on the number of lmbs
and lmb size does not account for the RMA region. Hence
use drmem_lmb_memory_max(), which already accounts for the
RMA region, to fetch the maximum memory value.

Fixes: 772b039fd9a7: ("powerpc/pseries: Export maximum memory value")
Signed-off-by: Aravinda Prasad <aravinda at linux.vnet.ibm.com>
---
 arch/powerpc/platforms/pseries/lparcfg.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/powerpc/platforms/pseries/lparcfg.c b/arch/powerpc/platforms/pseries/lparcfg.c
index e33e8bc..f425842 100644
--- a/arch/powerpc/platforms/pseries/lparcfg.c
+++ b/arch/powerpc/platforms/pseries/lparcfg.c
@@ -435,7 +435,7 @@ static void maxmem_data(struct seq_file *m)
 {
 	unsigned long maxmem = 0;
 
-	maxmem += drmem_info->n_lmbs * drmem_info->lmb_size;
+	maxmem += drmem_lmb_memory_max();
 	maxmem += hugetlb_total_pages() * PAGE_SIZE;
 
 	seq_printf(m, "MaxMem=%ld\n", maxmem);



More information about the Linuxppc-dev mailing list