[tip:x86/mm] mm/vmstat: Make NR_TLB_REMOTE_FLUSH_RECEIVED available even on UP

From: tip-bot for Andy Lutomirski
Date: Thu Jun 08 2017 - 05:24:18 EST


Commit-ID: 5dd0b16cdaff9b94da06074d5888b03235c0bf17
Gitweb: http://git.kernel.org/tip/5dd0b16cdaff9b94da06074d5888b03235c0bf17
Author: Andy Lutomirski <luto@xxxxxxxxxx>
AuthorDate: Mon, 5 Jun 2017 07:40:25 -0700
Committer: Ingo Molnar <mingo@xxxxxxxxxx>
CommitDate: Thu, 8 Jun 2017 09:23:09 +0200

mm/vmstat: Make NR_TLB_REMOTE_FLUSH_RECEIVED available even on UP

This fixes CONFIG_SMP=n, CONFIG_DEBUG_TLBFLUSH=y without introducing
further #ifdef soup. Caught by a Kbuild bot randconfig build.

Signed-off-by: Andy Lutomirski <luto@xxxxxxxxxx>
Cc: Borislav Petkov <bp@xxxxxxxxx>
Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Fixes: ce4a4e565f52 ("x86/mm: Remove the UP asm/tlbflush.h code, always use the (formerly) SMP code")
Link: http://lkml.kernel.org/r/76da9a3cc4415996f2ad2c905b93414add322021.1496673616.git.luto@xxxxxxxxxx
Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx>
---
include/linux/vm_event_item.h | 2 --
1 file changed, 2 deletions(-)

diff --git a/include/linux/vm_event_item.h b/include/linux/vm_event_item.h
index d84ae90..be3ab2d 100644
--- a/include/linux/vm_event_item.h
+++ b/include/linux/vm_event_item.h
@@ -93,10 +93,8 @@ enum vm_event_item { PGPGIN, PGPGOUT, PSWPIN, PSWPOUT,
#endif
#endif
#ifdef CONFIG_DEBUG_TLBFLUSH
-#ifdef CONFIG_SMP
NR_TLB_REMOTE_FLUSH, /* cpu tried to flush others' tlbs */
NR_TLB_REMOTE_FLUSH_RECEIVED,/* cpu received ipi for flush */
-#endif /* CONFIG_SMP */
NR_TLB_LOCAL_FLUSH_ALL,
NR_TLB_LOCAL_FLUSH_ONE,
#endif /* CONFIG_DEBUG_TLBFLUSH */