Merge git://git.kernel.org/pub/scm/linux/kernel/git/x86/linux-2.6-x86

* git://git.kernel.org/pub/scm/linux/kernel/git/x86/linux-2.6-x86:
  x86: fix deadlock, make pgd_lock irq-safe
  virtio: fix trivial build bug
  x86: fix mttr trimming
  x86: delay CPA self-test and repeat it
  x86: fix 64-bit sections
  generic: add __FINITDATA
  x86: remove suprious ifdefs from pageattr.c
  x86: mark the .rodata section also NX
  x86: fix iret exception recovery on 64-bit
  cpuidle: dubious one-bit signed bitfield in cpuidle.h
  x86: fix sparse warnings in powernow-k8.c
  x86: fix sparse error in traps_32.c
  x86: trivial sparse/checkpatch in quirks.c
  x86 ptrace: disallow null cs/ss
  MAINTAINERS: RDC R-321x SoC maintainer
  brk randomization: introduce CONFIG_COMPAT_BRK
  brk: check the lower bound properly
  x86: remove X2 workaround
  x86: make spurious fault handler aware of large mappings
  x86: make traps on entry code be debuggable in user space, 64-bit

1 files changed, 6 insertions, 4 deletions

diff --git a/include/asm-x86/pgalloc_64.h b/include/asm-x86/pgalloc_64.h
index 315314ce4bfb..4f6220db22b1 100644
--- a/include/asm-x86/pgalloc_64.h
+++ b/include/asm-x86/pgalloc_64.h
@@ -42,19 +42,21 @@ static inline void pud_free(struct mm_struct *mm, pud_t *pud)
 static inline void pgd_list_add(pgd_t *pgd)
 {
         struct page *page = virt_to_page(pgd);
+        unsigned long flags;
 
-        spin_lock(&pgd_lock);
+        spin_lock_irqsave(&pgd_lock, flags);
         list_add(&page->lru, &pgd_list);
-        spin_unlock(&pgd_lock);
+        spin_unlock_irqrestore(&pgd_lock, flags);
 }
 
 static inline void pgd_list_del(pgd_t *pgd)
 {
         struct page *page = virt_to_page(pgd);
+        unsigned long flags;
 
-        spin_lock(&pgd_lock);
+        spin_lock_irqsave(&pgd_lock, flags);
         list_del(&page->lru);
-        spin_unlock(&pgd_lock);
+        spin_unlock_irqrestore(&pgd_lock, flags);
 }
 
 static inline pgd_t *pgd_alloc(struct mm_struct *mm)