x86-32: Fix possible incomplete TLB invalidate with PAE pagetables

[karo-tx-linux.git] / include / asm-generic / tlb.h

diff --git a/include/asm-generic/tlb.h b/include/asm-generic/tlb.h
index 25f01d0bc149cc388ce5a8e66d556669809e2b34..b1b1fa6ffffecce461a44945524d60d9b46dd54c 100644 (file)
--- a/include/asm-generic/tlb.h
+++ b/include/asm-generic/tlb.h
@@ -99,7 +99,12 @@ struct mmu_gather {
        unsigned int            need_flush : 1, /* Did free PTEs */
                                fast_mode  : 1; /* No batching   */
 
-       unsigned int            fullmm;
+       /* we are in the middle of an operation to clear
+        * a full mm and can make some optimizations */
+       unsigned int            fullmm : 1,
+       /* we have performed an operation which
+        * requires a complete flush of the tlb */
+                               need_flush_all : 1;
 
        struct mmu_gather_batch *active;
        struct mmu_gather_batch local;