[PATCH 4/5] md/raid5: Move stripe_request_ctx up

From: Logan Gunthorpe
Date: Wed Jul 27 2022 - 17:09:36 EST


Move stripe_request_ctx up. No functional changes intended.

This will be necessary in the next patch to release the batch_last
in the context before sleeping.

Signed-off-by: Logan Gunthorpe <logang@xxxxxxxxxxxx>
---
drivers/md/raid5.c | 54 +++++++++++++++++++++++-----------------------
1 file changed, 27 insertions(+), 27 deletions(-)

diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index e09fa55960cc..0a8687fd1748 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -755,6 +755,33 @@ static bool has_failed(struct r5conf *conf)
return degraded > conf->max_degraded;
}

+enum stripe_result {
+ STRIPE_SUCCESS = 0,
+ STRIPE_RETRY,
+ STRIPE_SCHEDULE_AND_RETRY,
+ STRIPE_FAIL,
+};
+
+struct stripe_request_ctx {
+ /* a reference to the last stripe_head for batching */
+ struct stripe_head *batch_last;
+
+ /* first sector in the request */
+ sector_t first_sector;
+
+ /* last sector in the request */
+ sector_t last_sector;
+
+ /*
+ * bitmap to track stripe sectors that have been added to stripes
+ * add one to account for unaligned requests
+ */
+ DECLARE_BITMAP(sectors_to_do, RAID5_MAX_REQ_STRIPES + 1);
+
+ /* the request had REQ_PREFLUSH, cleared after the first stripe_head */
+ bool do_flush;
+};
+
/*
* Block until another thread clears R5_INACTIVE_BLOCKED or
* there are fewer than 3/4 the maximum number of active stripes
@@ -5874,33 +5901,6 @@ static bool stripe_ahead_of_reshape(struct mddev *mddev, struct r5conf *conf,
return ret;
}

-enum stripe_result {
- STRIPE_SUCCESS = 0,
- STRIPE_RETRY,
- STRIPE_SCHEDULE_AND_RETRY,
- STRIPE_FAIL,
-};
-
-struct stripe_request_ctx {
- /* a reference to the last stripe_head for batching */
- struct stripe_head *batch_last;
-
- /* first sector in the request */
- sector_t first_sector;
-
- /* last sector in the request */
- sector_t last_sector;
-
- /*
- * bitmap to track stripe sectors that have been added to stripes
- * add one to account for unaligned requests
- */
- DECLARE_BITMAP(sectors_to_do, RAID5_MAX_REQ_STRIPES + 1);
-
- /* the request had REQ_PREFLUSH, cleared after the first stripe_head */
- bool do_flush;
-};
-
static int add_all_stripe_bios(struct r5conf *conf,
struct stripe_request_ctx *ctx, struct stripe_head *sh,
struct bio *bi, int forwrite, int previous)
--
2.30.2