Merge tag 'v4.15-rc6' into patchwork

Linux 4.15-rc6

* tag 'v4.15-rc6': (734 commits)
  Linux 4.15-rc6
  MAINTAINERS: mark arch/blackfin/ and its gubbins as orphaned
  x86/ldt: Make LDT pgtable free conditional
  x86/ldt: Plug memory leak in error path
  x86/mm: Remove preempt_disable/enable() from __native_flush_tlb()
  x86/smpboot: Remove stale TLB flush invocations
  objtool: Fix seg fault with clang-compiled objects
  objtool: Fix seg fault caused by missing parameter
  kbuild: add '-fno-stack-check' to kernel build options
  timerqueue: Document return values of timerqueue_add/del()
  timers: Invoke timer_start_debug() where it makes sense
  nohz: Prevent a timer interrupt storm in tick_nohz_stop_sched_tick()
  timers: Reinitialize per cpu bases on hotplug
  timers: Use deferrable base independent of base::nohz_active
  genirq/msi, x86/vector: Prevent reservation mode for non maskable MSI
  genirq/irqdomain: Rename early argument of irq_domain_activate_irq()
  x86/vector: Use IRQD_CAN_RESERVE flag
  genirq: Introduce IRQD_CAN_RESERVE flag
  genirq/msi: Handle reactivation only on success
  gpio: brcmstb: Make really use of the new lockdep class
  ...

1 files changed, 1 insertions, 2 deletions

diff --git a/fs/dax.c b/fs/dax.c
index 78b72c48374e..95981591977a 100644
--- a/fs/dax.c
+++ b/fs/dax.c
@@ -627,8 +627,7 @@ static void dax_mapping_entry_mkclean(struct address_space *mapping,
 
 			if (pfn != pmd_pfn(*pmdp))
 				goto unlock_pmd;
-			if (!pmd_dirty(*pmdp)
-					&& !pmd_access_permitted(*pmdp, WRITE))
+			if (!pmd_dirty(*pmdp) && !pmd_write(*pmdp))
 				goto unlock_pmd;
 
 			flush_cache_page(vma, address, pfn);