Reviewed-by: Josh Durgin <[email protected]>
On 01/22/2013 01:57 PM, Alex Elder wrote:
A few very minor changes to the rbd code:
- RBD_MAX_OPT_LEN is unused, so get rid of it
- Consolidate rbd options definitions
- Make rbd_segment_name() return pointer to const char
Signed-off-by: Alex Elder <[email protected]>
---
drivers/block/rbd.c | 17 ++++++++---------
1 file changed, 8 insertions(+), 9 deletions(-)
diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c
index 007b726..4ed0741 100644
--- a/drivers/block/rbd.c
+++ b/drivers/block/rbd.c
@@ -69,7 +69,6 @@
(NAME_MAX - (sizeof (RBD_SNAP_DEV_NAME_PREFIX) - 1))
#define RBD_MAX_SNAP_COUNT 510 /* allows max snapc to fit in 4KB */
-#define RBD_MAX_OPT_LEN 1024
#define RBD_SNAP_HEAD_NAME "-"
@@ -96,8 +95,6 @@
#define DEV_NAME_LEN 32
#define MAX_INT_FORMAT_WIDTH ((5 * sizeof (int)) / 2 + 1)
-#define RBD_READ_ONLY_DEFAULT false
-
/*
* block device image metadata (in-memory version)
*/
@@ -156,10 +153,6 @@ struct rbd_spec {
struct kref kref;
};
-struct rbd_options {
- bool read_only;
-};
-
/*
* an instance of the client. multiple devices may share an rbd client.
*/
@@ -475,6 +468,12 @@ static match_table_t rbd_opts_tokens = {
{-1, NULL}
};
+struct rbd_options {
+ bool read_only;
+};
+
+#define RBD_READ_ONLY_DEFAULT false
+
static int parse_rbd_opts_token(char *c, void *private)
{
struct rbd_options *rbd_opts = private;
@@ -773,7 +772,7 @@ static void rbd_header_free(struct rbd_image_header
*header)
header->snapc = NULL;
}
-static char *rbd_segment_name(struct rbd_device *rbd_dev, u64 offset)
+static const char *rbd_segment_name(struct rbd_device *rbd_dev, u64 offset)
{
char *name;
u64 segment;
@@ -1338,7 +1337,7 @@ static int rbd_do_op(struct request *rq,
struct rbd_req_coll *coll,
int coll_index)
{
- char *seg_name;
+ const char *seg_name;
u64 seg_ofs;
u64 seg_len;
int ret;
--
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