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authorLinus Torvalds <torvalds@linux-foundation.org>2011-02-01 08:30:31 +1000
committerLinus Torvalds <torvalds@linux-foundation.org>2011-02-01 08:30:31 +1000
commit7921127e297ea203b794c4a1c3ef3eb0ee52acbf (patch)
treeb7497bc5cf17f8c833d1d535e2f235dace25f069 /arch/arm/mm/init.c
parent35a8524ffe84667e805b9249316e729e050c83b2 (diff)
parente98ff0f55a0232b578c9aa7f1c245868277ac7bc (diff)
Merge branch 'fixes' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'fixes' of master.kernel.org:/home/rmk/linux-2.6-arm: ARM: smp_on_up: allow non-ARM SMP processors ARM: io: ensure inb/outb() et.al. are properly ordered on ARMv6+ ARM: initrd: disable initrd if passed address overlaps reserved region ARM: footbridge: fix debug macros ARM: mmci: round down the bytes transferred on error ARM: mmci: complete the transaction on error ARM: 6642/1: mmci: calculate remaining bytes at error correctly
Diffstat (limited to 'arch/arm/mm/init.c')
-rw-r--r--arch/arm/mm/init.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c
index 5164069ced42..cddd684364da 100644
--- a/arch/arm/mm/init.c
+++ b/arch/arm/mm/init.c
@@ -297,6 +297,12 @@ void __init arm_memblock_init(struct meminfo *mi, struct machine_desc *mdesc)
memblock_reserve(__pa(_stext), _end - _stext);
#endif
#ifdef CONFIG_BLK_DEV_INITRD
+ if (phys_initrd_size &&
+ memblock_is_region_reserved(phys_initrd_start, phys_initrd_size)) {
+ pr_err("INITRD: 0x%08lx+0x%08lx overlaps in-use memory region - disabling initrd\n",
+ phys_initrd_start, phys_initrd_size);
+ phys_initrd_start = phys_initrd_size = 0;
+ }
if (phys_initrd_size) {
memblock_reserve(phys_initrd_start, phys_initrd_size);