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path: root/drivers/mtd/ubi/scan.c
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Diffstat (limited to 'drivers/mtd/ubi/scan.c')
-rw-r--r--drivers/mtd/ubi/scan.c28
1 files changed, 15 insertions, 13 deletions
diff --git a/drivers/mtd/ubi/scan.c b/drivers/mtd/ubi/scan.c
index 96d410e106a..892c2ba4977 100644
--- a/drivers/mtd/ubi/scan.c
+++ b/drivers/mtd/ubi/scan.c
@@ -19,9 +19,9 @@
*/
/*
- * UBI scanning unit.
+ * UBI scanning sub-system.
*
- * This unit is responsible for scanning the flash media, checking UBI
+ * This sub-system is responsible for scanning the flash media, checking UBI
* headers and providing complete information about the UBI flash image.
*
* The scanning information is represented by a &struct ubi_scan_info' object.
@@ -103,7 +103,7 @@ static int add_to_list(struct ubi_scan_info *si, int pnum, int ec,
* non-zero if an inconsistency was found and zero if not.
*
* Note, UBI does sanity check of everything it reads from the flash media.
- * Most of the checks are done in the I/O unit. Here we check that the
+ * Most of the checks are done in the I/O sub-system. Here we check that the
* information in the VID header is consistent to the information in other VID
* headers of the same volume.
*/
@@ -256,8 +256,8 @@ static int compare_lebs(struct ubi_device *ubi, const struct ubi_scan_leb *seb,
* that versions that are close to %0xFFFFFFFF are less then
* versions that are close to %0.
*
- * The UBI WL unit guarantees that the number of pending tasks
- * is not greater then %0x7FFFFFFF. So, if the difference
+ * The UBI WL sub-system guarantees that the number of pending
+ * tasks is not greater then %0x7FFFFFFF. So, if the difference
* between any two versions is greater or equivalent to
* %0x7FFFFFFF, there was an overflow and the logical
* eraseblock with lower version is actually newer then the one
@@ -645,9 +645,9 @@ void ubi_scan_rm_volume(struct ubi_scan_info *si, struct ubi_scan_volume *sv)
*
* This function erases physical eraseblock 'pnum', and writes the erase
* counter header to it. This function should only be used on UBI device
- * initialization stages, when the EBA unit had not been yet initialized. This
- * function returns zero in case of success and a negative error code in case
- * of failure.
+ * initialization stages, when the EBA sub-system had not been yet initialized.
+ * This function returns zero in case of success and a negative error code in
+ * case of failure.
*/
int ubi_scan_erase_peb(struct ubi_device *ubi, const struct ubi_scan_info *si,
int pnum, int ec)
@@ -687,9 +687,10 @@ out_free:
* @si: scanning information
*
* This function returns a free physical eraseblock. It is supposed to be
- * called on the UBI initialization stages when the wear-leveling unit is not
- * initialized yet. This function picks a physical eraseblocks from one of the
- * lists, writes the EC header if it is needed, and removes it from the list.
+ * called on the UBI initialization stages when the wear-leveling sub-system is
+ * not initialized yet. This function picks a physical eraseblocks from one of
+ * the lists, writes the EC header if it is needed, and removes it from the
+ * list.
*
* This function returns scanning physical eraseblock information in case of
* success and an error code in case of failure.
@@ -764,8 +765,9 @@ static int process_eb(struct ubi_device *ubi, struct ubi_scan_info *si, int pnum
return err;
else if (err) {
/*
- * FIXME: this is actually duty of the I/O unit to initialize
- * this, but MTD does not provide enough information.
+ * FIXME: this is actually duty of the I/O sub-system to
+ * initialize this, but MTD does not provide enough
+ * information.
*/
si->bad_peb_count += 1;
return 0;