kernel/relay.c: move FIX_SIZE macro into relay.c

It's better to place FIX_SIZE macro in relay.c, instead of relay.h

Signed-off-by: zhangwei(Jovi) <jovi.zhangwei@huawei.com>
Cc: Jens Axboe <axboe@kernel.dk>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Cc: Eric Dumazet <edumazet@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 3 insertions, 0 deletions

diff --git a/kernel/relay.c b/kernel/relay.c
index d21006c4a3cc..4c2959b6c34d 100644
--- a/kernel/relay.c
+++ b/kernel/relay.c
@@ -550,6 +550,9 @@ static int __cpuinit relay_hotcpu_callback(struct notifier_block *nb,
         return NOTIFY_OK;
 }
 
+/* Needs a _much_ better name... */
+#define FIX_SIZE(x) ((((x) - 1) & PAGE_MASK) + PAGE_SIZE)
+
 /**
  *      relay_open - create a new relay channel
  *      @base_filename: base name of files to create, %NULL for buffering only