diff options
| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2014-10-11 20:34:07 +0200 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2014-10-11 20:34:07 +0200 |
| commit | 9d93551188069a0a21e664b4bfc89ed4a6df1903 (patch) | |
| tree | bcf7334c0e57323a6844b8147ce1c92180fe8cef /drivers/of/fdt.c | |
| parent | Input: Add Microchip AR1021 i2c touchscreen (diff) | |
| parent | Linux 3.17 (diff) | |
| download | linux-9d93551188069a0a21e664b4bfc89ed4a6df1903.tar.xz linux-9d93551188069a0a21e664b4bfc89ed4a6df1903.zip | |
Merge tag 'v3.17' into next
Synchronize with mainline to bring in changes to Synaptics and i8042
drivers.
Diffstat (limited to 'drivers/of/fdt.c')
| -rw-r--r-- | drivers/of/fdt.c | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/drivers/of/fdt.c b/drivers/of/fdt.c index 79cb8313c7d8..d1ffca8b34ea 100644 --- a/drivers/of/fdt.c +++ b/drivers/of/fdt.c @@ -928,7 +928,11 @@ int __init early_init_dt_scan_chosen(unsigned long node, const char *uname, void __init __weak early_init_dt_add_memory_arch(u64 base, u64 size) { const u64 phys_offset = __pa(PAGE_OFFSET); - base &= PAGE_MASK; + + if (!PAGE_ALIGNED(base)) { + size -= PAGE_SIZE - (base & ~PAGE_MASK); + base = PAGE_ALIGN(base); + } size &= PAGE_MASK; if (base > MAX_PHYS_ADDR) { @@ -937,10 +941,10 @@ void __init __weak early_init_dt_add_memory_arch(u64 base, u64 size) return; } - if (base + size > MAX_PHYS_ADDR) { - pr_warning("Ignoring memory range 0x%lx - 0x%llx\n", - ULONG_MAX, base + size); - size = MAX_PHYS_ADDR - base; + if (base + size - 1 > MAX_PHYS_ADDR) { + pr_warning("Ignoring memory range 0x%llx - 0x%llx\n", + ((u64)MAX_PHYS_ADDR) + 1, base + size); + size = MAX_PHYS_ADDR - base + 1; } if (base + size < phys_offset) { |