| From | Richard Weinberger <> | Subject | [PATCH 15/35] UBI: Fastmap: Enhance fastmap checking | Date | Wed, 29 Oct 2014 13:45:38 +0100 |
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Don't update the fastmap upon detach if fastmap checking is enabled. This is poor men's power cut testing feature. :-)
Signed-off-by: Richard Weinberger <richard@nod.at> --- drivers/mtd/ubi/build.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/drivers/mtd/ubi/build.c b/drivers/mtd/ubi/build.c index 941110d..3712f88 100644 --- a/drivers/mtd/ubi/build.c +++ b/drivers/mtd/ubi/build.c @@ -1110,8 +1110,11 @@ int ubi_detach_mtd_dev(int ubi_num, int anyway) ubi_msg("detaching mtd%d from ubi%d", ubi->mtd->index, ubi_num); #ifdef CONFIG_MTD_UBI_FASTMAP /* If we don't write a new fastmap at detach time we lose all - * EC updates that have been made since the last written fastmap. */ - ubi_update_fastmap(ubi); + * EC updates that have been made since the last written fastmap. + * In case of fastmap debugging we omit the update to simulate an + * unclean shutdown. */ + if (!ubi_dbg_chk_fastmap(ubi)) + ubi_update_fastmap(ubi); #endif /* * Before freeing anything, we have to stop the background thread to -- 1.8.4.5
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