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[8/8] mtd: nand: improve comment on NAND_BBT_DYNAMIC_STRUCT

Message ID 1306884687-1824-9-git-send-email-computersforpeace@gmail.com (mailing list archive)
State New, archived
Headers show

Commit Message

Brian Norris May 31, 2011, 11:31 p.m. UTC 
In an attempt to improve the documentation of the BBT code, I am expanding
the comments I left in commit:
    58373ff0afff4cc8ac40608872995f4d87eb72ec
    mtd: nand: more BB Detection refactoring and dynamic scan options

Signed-off-by: Brian Norris <computersforpeace@gmail.com>
---
 include/linux/mtd/bbm.h |    6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)
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Patch

diff --git a/include/linux/mtd/bbm.h b/include/linux/mtd/bbm.h
index 57d6a8d..c4eec22 100644
--- a/include/linux/mtd/bbm.h
+++ b/include/linux/mtd/bbm.h
@@ -113,7 +113,11 @@  struct nand_bbt_descr {
 /* Do not store flash based bad block table in OOB area; store it in-band */
 #define NAND_BBT_NO_OOB		0x00040000
 
-/* The nand_bbt_descr was created dynamicaly and must be freed */
+/*
+ * Flag set by nand_create_default_bbt_descr(), marking that the nand_bbt_descr
+ * was allocated dynamicaly and must be freed in nand_release(). Has no meaning
+ * in nand_chip.bbt_options.
+ */
 #define NAND_BBT_DYNAMICSTRUCT	0x80000000
 
 /* The maximum number of blocks to scan for a bbt */