linux-kernel - [PATCH v2 2/3] mtd: mtdoops: add mtdoops_erase function and move mtdoops_inc

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Message-ID: <20221007065042.700761-3-sgzhang@google.com>
Date:   Fri,  7 Oct 2022 06:50:41 +0000
From:   Ray Zhang <sgzhang@...gle.com>
To:     Miquel Raynal <miquel.raynal@...tlin.com>,
        Richard Weinberger <richard@....at>,
        Vignesh Raghavendra <vigneshr@...com>
Cc:     linux-mtd@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Ray Zhang <sgzhang@...gle.com>
Subject: [PATCH v2 2/3] mtd: mtdoops: add mtdoops_erase function and move
 mtdoops_inc_counter to after it

Preparing for next patch with minimal code difference, add mtdoops_erase
function and move mtdoops_inc_counter to after it, with no functional
change.

Signed-off-by: Ray Zhang <sgzhang@...gle.com>
---
 drivers/mtd/mtdoops.c | 49 ++++++++++++++++++++++++-------------------
 1 file changed, 27 insertions(+), 22 deletions(-)

diff --git a/drivers/mtd/mtdoops.c b/drivers/mtd/mtdoops.c
index 84b21be347f6..eca48dff9b53 100644
--- a/drivers/mtd/mtdoops.c
+++ b/drivers/mtd/mtdoops.c
@@ -106,29 +106,8 @@ static int mtdoops_erase_block(struct mtdoops_context *cxt, int offset)
 	return 0;
 }
 
-static void mtdoops_inc_counter(struct mtdoops_context *cxt)
-{
-	cxt->nextpage++;
-	if (cxt->nextpage >= cxt->oops_pages)
-		cxt->nextpage = 0;
-	cxt->nextcount++;
-	if (cxt->nextcount == 0xffffffff)
-		cxt->nextcount = 0;
-
-	if (page_is_used(cxt, cxt->nextpage)) {
-		schedule_work(&cxt->work_erase);
-		return;
-	}
-
-	pr_debug("mtdoops: ready %d, %d (no erase)\n",
-		 cxt->nextpage, cxt->nextcount);
-}
-
-/* Scheduled work - when we can't proceed without erasing a block */
-static void mtdoops_workfunc_erase(struct work_struct *work)
+static void mtdoops_erase(struct mtdoops_context *cxt)
 {
-	struct mtdoops_context *cxt =
-			container_of(work, struct mtdoops_context, work_erase);
 	struct mtd_info *mtd = cxt->mtd;
 	int i = 0, j, ret, mod;
 
@@ -181,6 +160,32 @@ static void mtdoops_workfunc_erase(struct work_struct *work)
 	goto badblock;
 }
 
+/* Scheduled work - when we can't proceed without erasing a block */
+static void mtdoops_workfunc_erase(struct work_struct *work)
+{
+	struct mtdoops_context *cxt =
+			container_of(work, struct mtdoops_context, work_erase);
+	mtdoops_erase(cxt);
+}
+
+static void mtdoops_inc_counter(struct mtdoops_context *cxt)
+{
+	cxt->nextpage++;
+	if (cxt->nextpage >= cxt->oops_pages)
+		cxt->nextpage = 0;
+	cxt->nextcount++;
+	if (cxt->nextcount == 0xffffffff)
+		cxt->nextcount = 0;
+
+	if (page_is_used(cxt, cxt->nextpage)) {
+		schedule_work(&cxt->work_erase);
+		return;
+	}
+
+	pr_debug("mtdoops: ready %d, %d (no erase)\n",
+		 cxt->nextpage, cxt->nextcount);
+}
+
 static void mtdoops_write(struct mtdoops_context *cxt, int panic)
 {
 	struct mtd_info *mtd = cxt->mtd;
-- 
2.38.0.rc1.362.ged0d419d3c-goog