From: Jens Axboe <axboe@kernel.dk>
Date: Mon, 27 Jul 2020 22:00:03 +0000 (-0600)
Subject: Add roundup_pow2() as a generic helper
X-Git-Tag: fio-3.22~18
X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=6d975f2c8c3061b1d39c121d509d866890afd162;p=fio.git

Add roundup_pow2() as a generic helper

Signed-off-by: Jens Axboe <axboe@kernel.dk>
---

diff --git a/engines/io_uring.c b/engines/io_uring.c
index ecff0657..0ccd2318 100644
--- a/engines/io_uring.c
+++ b/engines/io_uring.c
@@ -17,6 +17,7 @@
 #include "../optgroup.h"
 #include "../lib/memalign.h"
 #include "../lib/fls.h"
+#include "../lib/roundup.h"
 
 #ifdef ARCH_HAVE_IOURING
 
@@ -654,11 +655,6 @@ static int fio_ioring_post_init(struct thread_data *td)
 	return 0;
 }
 
-static unsigned roundup_pow2(unsigned depth)
-{
-	return 1UL << __fls(depth - 1);
-}
-
 static int fio_ioring_init(struct thread_data *td)
 {
 	struct ioring_options *o = td->eo;
diff --git a/lib/roundup.h b/lib/roundup.h
new file mode 100644
index 00000000..5a99c8ac
--- /dev/null
+++ b/lib/roundup.h
@@ -0,0 +1,11 @@
+#ifndef FIO_ROUNDUP_H
+#define FIO_ROUNDUP_H
+
+#include "lib/fls.h"
+
+static inline unsigned roundup_pow2(unsigned depth)
+{
+	return 1UL << __fls(depth - 1);
+}
+
+#endif