Caught this build failure:
CC mm/vmevent.o
mm/vmevent.c:17:6: error: expected identifier or '(' before numeric constant
mm/vmevent.c:18:1: warning: no semicolon at end of struct or union [enabled by default]
mm/vmevent.c: In function 'vmevent_sample':
mm/vmevent.c:84:36: error: expected identifier before numeric constant
make[1]: *** [mm/vmevent.o] Error 1
make: *** [mm/] Error 2
This is because linux/swap.h defines nr_swap_pages to 0L, and so things
break.
Fix this by undefinding it back, as we don't use it anyway.
Signed-off-by: Anton Vorontsov <anton.vorontsov@xxxxxxxxxx>
---
The patch is for git://github.com/penberg/linux.git vmevent/core.
mm/vmevent.c | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/mm/vmevent.c b/mm/vmevent.c
index 37d2c5f..2342752 100644
--- a/mm/vmevent.c
+++ b/mm/vmevent.c
@@ -6,6 +6,7 @@
#include <linux/poll.h>
#include <linux/slab.h>
#include <linux/swap.h>
+#undef nr_swap_pages /* This is defined to a constant for SWAP=n case */
#define VMEVENT_MAX_FREE_THRESHOD 100
--
1.7.7.6
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