aboutsummaryrefslogtreecommitdiff
path: root/arch/x86/boot/compressed/misc.c
diff options
context:
space:
mode:
authorIngo Molnar <mingo@elte.hu>2009-06-11 17:55:42 +0200
committerIngo Molnar <mingo@elte.hu>2009-06-11 17:55:42 +0200
commit940010c5a314a7bd9b498593bc6ba1718ac5aec5 (patch)
treed141e08ced08c40c6a8e3ab2cdecde5ff14e560f /arch/x86/boot/compressed/misc.c
parent8dc8e5e8bc0ce00b0f656bf972f67cd8a72759e5 (diff)
parent991ec02cdca33b03a132a0cacfe6f0aa0be9aa8d (diff)
Merge branch 'linus' into perfcounters/core
Conflicts: arch/x86/kernel/irqinit.c arch/x86/kernel/irqinit_64.c arch/x86/kernel/traps.c arch/x86/mm/fault.c include/linux/sched.h kernel/exit.c
Diffstat (limited to 'arch/x86/boot/compressed/misc.c')
-rw-r--r--arch/x86/boot/compressed/misc.c12
1 files changed, 5 insertions, 7 deletions
diff --git a/arch/x86/boot/compressed/misc.c b/arch/x86/boot/compressed/misc.c
index e45be73684f..842b2a36174 100644
--- a/arch/x86/boot/compressed/misc.c
+++ b/arch/x86/boot/compressed/misc.c
@@ -325,21 +325,19 @@ asmlinkage void decompress_kernel(void *rmode, memptr heap,
free_mem_ptr = heap; /* Heap */
free_mem_end_ptr = heap + BOOT_HEAP_SIZE;
+ if ((unsigned long)output & (MIN_KERNEL_ALIGN - 1))
+ error("Destination address inappropriately aligned");
#ifdef CONFIG_X86_64
- if ((unsigned long)output & (__KERNEL_ALIGN - 1))
- error("Destination address not 2M aligned");
- if ((unsigned long)output >= 0xffffffffffUL)
+ if (heap > 0x3fffffffffffUL)
error("Destination address too large");
#else
- if ((u32)output & (CONFIG_PHYSICAL_ALIGN - 1))
- error("Destination address not CONFIG_PHYSICAL_ALIGN aligned");
if (heap > ((-__PAGE_OFFSET-(512<<20)-1) & 0x7fffffff))
error("Destination address too large");
+#endif
#ifndef CONFIG_RELOCATABLE
- if ((u32)output != LOAD_PHYSICAL_ADDR)
+ if ((unsigned long)output != LOAD_PHYSICAL_ADDR)
error("Wrong destination address");
#endif
-#endif
if (!quiet)
putstr("\nDecompressing Linux... ");