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OpenCloudOS-Kernel
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Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 

Pull x86 fixes from Peter Anvin:
 "The VMCOREINFO patch I'll pushing for this release to avoid having a
  release with kASLR and but without that information.

  I was hoping to include the FPU patches from Suresh, but ran into a
  problem (see other thread); will try to make them happen next week"

* 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86, kaslr: add missed "static" declarations
  x86, kaslr: export offset in VMCOREINFO ELF notes
This commit is contained in:
Linus Torvalds 2014-03-01 22:48:14 -06:00
parent 702256e604 e290e8c59d
commit 55de1ed2f5
2 changed files with 7 additions and 4 deletions
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9
arch/x86/boot/compressed/aslr.c
View File

@ -111,7 +111,7 @@ struct mem_vector {
};
#define MEM_AVOID_MAX 5
struct mem_vector mem_avoid[MEM_AVOID_MAX];
static struct mem_vector mem_avoid[MEM_AVOID_MAX];
static bool mem_contains(struct mem_vector *region, struct mem_vector *item)
{
@ -180,7 +180,7 @@ static void mem_avoid_init(unsigned long input, unsigned long input_size,
}
/* Does this memory vector overlap a known avoided area? */
bool mem_avoid_overlap(struct mem_vector *img)
static bool mem_avoid_overlap(struct mem_vector *img)
{
int i;
@ -192,8 +192,9 @@ bool mem_avoid_overlap(struct mem_vector *img)
return false;
}
unsigned long slots[CONFIG_RANDOMIZE_BASE_MAX_OFFSET / CONFIG_PHYSICAL_ALIGN];
unsigned long slot_max = 0;
static unsigned long slots[CONFIG_RANDOMIZE_BASE_MAX_OFFSET /
CONFIG_PHYSICAL_ALIGN];
static unsigned long slot_max;
static void slots_append(unsigned long addr)
{

2
arch/x86/kernel/machine_kexec_64.c
View File

@ -279,5 +279,7 @@ void arch_crash_save_vmcoreinfo(void)
VMCOREINFO_SYMBOL(node_data);
VMCOREINFO_LENGTH(node_data, MAX_NUMNODES);
#endif
vmcoreinfo_append_str("KERNELOFFSET=%lx\n",
(unsigned long)&_text - __START_KERNEL);
}