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| author |   Michael Bringmann <mwb@linux.ibm.com> | 2020-01-15 08:53:59 -0600 |
|---|---|---|
| committer |   Michael Ellerman <mpe@ellerman.id.au> | 2020-01-26 00:11:37 +1100 |
| commit | f1dbc1c5c70d0d4c60b5d467ba941fba167c12f6 (patch) | |
| tree | 7d4949332ee66f24ca35f761c30e0809471bb92e /arch/powerpc/platforms/pseries/lparcfg.c | |
| parent | powerpc/mm: Remove kvm radix prefetch workaround for Power9 DD2.2 (diff) | |
| download | linux-dev-f1dbc1c5c70d0d4c60b5d467ba941fba167c12f6.tar.xz linux-dev-f1dbc1c5c70d0d4c60b5d467ba941fba167c12f6.zip | |
powerpc/pseries/lparcfg: Fix display of Maximum Memory
Correct overflow problem in calculation and display of Maximum Memory
value to syscfg.
Signed-off-by: Michael Bringmann <mwb@linux.ibm.com>
[mpe: Only n_lmbs needs casting to unsigned long]
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/5577aef8-1d5a-ca95-ff0a-9c7b5977e5bf@linux.ibm.com
Diffstat (limited to '')
| -rw-r--r-- | arch/powerpc/platforms/pseries/lparcfg.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/powerpc/platforms/pseries/lparcfg.c b/arch/powerpc/platforms/pseries/lparcfg.c index e33e8bc4b69b..38c306551f76 100644 --- a/arch/powerpc/platforms/pseries/lparcfg.c +++ b/arch/powerpc/platforms/pseries/lparcfg.c @@ -435,10 +435,10 @@ static void maxmem_data(struct seq_file *m) { unsigned long maxmem = 0; - maxmem += drmem_info->n_lmbs * drmem_info->lmb_size; + maxmem += (unsigned long)drmem_info->n_lmbs * drmem_info->lmb_size; maxmem += hugetlb_total_pages() * PAGE_SIZE; - seq_printf(m, "MaxMem=%ld\n", maxmem); + seq_printf(m, "MaxMem=%lu\n", maxmem); } static int pseries_lparcfg_data(struct seq_file *m, void *v) |