[PATCH] x86_64: Reorder one field of the PDA to reduce padding

This reorders the mmu_state int in the pda, such that there is no more
padding (there currently is 4 bytes of padding).  Boot tested.

Signed-off-by: Arjan van de Ven <arjan@linux.intel.com>
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

diff --git a/include/asm-x86_64/pda.h b/include/asm-x86_64/pda.h
index c7ab38a..b47c3df 100644 (file)
--- a/include/asm-x86_64/pda.h
+++ b/include/asm-x86_64/pda.h
@@ -22,8 +22,8 @@ struct x8664_pda {
        int nodenumber;             /* number of current node */
        unsigned int __softirq_pending;
        unsigned int __nmi_count;       /* number of NMI on this CPUs */
-       struct mm_struct *active_mm;
        int mmu_state;     
+       struct mm_struct *active_mm;
        unsigned apic_timer_irqs;
 } ____cacheline_aligned_in_smp;