Root/target/linux/ar7/patches-3.3/200-free-mem-below-kernel-offset.patch

1--- a/arch/mips/ar7/memory.c
2+++ b/arch/mips/ar7/memory.c
3@@ -67,5 +67,11 @@ void __init prom_meminit(void)
4 
5 void __init prom_free_prom_memory(void)
6 {
7- /* Nothing to free */
8+ /* adapted from arch/mips/txx9/generic/setup.c */
9+ unsigned long saddr = PHYS_OFFSET + PAGE_SIZE;
10+ unsigned long eaddr = __pa_symbol(&_text);
11+
12+ /* free memory between prom-record and kernel _text base */
13+ if (saddr < eaddr)
14+ free_init_pages("prom memory", saddr, eaddr);
15 }
16

Archive Download this file



interactive