The function is not generally applicable enough to be included in the core
kernel header. Move it to block since it's the only subsystem using it.
Suggested-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Keith Busch <kbusch@kernel.org>
Link: https://lore.kernel.org/r/20220327173316.315-1-kbusch@kernel.org
Signed-off-by: Jens Axboe <axboe@kernel.dk>
)
/**
- * lower_48_bits() - return bits 0-47 of a number
- * @n: the number we're accessing
- */
-static inline u64 lower_48_bits(u64 n)
-{
- return n & ((1ull << 48) - 1);
-}
-
-/**
* upper_32_bits - return bits 32-63 of a number
* @n: the number we're accessing
*
__u8 ref_tag[6];
};
+/**
+ * lower_48_bits() - return bits 0-47 of a number
+ * @n: the number we're accessing
+ */
+static inline u64 lower_48_bits(u64 n)
+{
+ return n & ((1ull << 48) - 1);
+}
+
static inline u64 ext_pi_ref_tag(struct request *rq)
{
unsigned int shift = ilog2(queue_logical_block_size(rq->q));