From db7e21c21f293d52f5363fe8d9ee91d6bd0a503a Mon Sep 17 00:00:00 2001 From: Richard Genoud Date: Mon, 20 Aug 2012 18:00:15 +0200 Subject: UBI: add max_beb_per1024 to attach ioctl This patch provides a possibility to set the "maximum expected number of bad blocks per 1024 blocks" (max_beb_per1024) for each mtd device using the UBI_IOCATT ioctl. Signed-off-by: Richard Genoud Signed-off-by: Artem Bityutskiy --- drivers/mtd/ubi/Kconfig | 3 ++- drivers/mtd/ubi/cdev.c | 2 +- 2 files changed, 3 insertions(+), 2 deletions(-) (limited to 'drivers/mtd/ubi') diff --git a/drivers/mtd/ubi/Kconfig b/drivers/mtd/ubi/Kconfig index 3e185e46cf6c..271a842f8c39 100644 --- a/drivers/mtd/ubi/Kconfig +++ b/drivers/mtd/ubi/Kconfig @@ -51,7 +51,8 @@ config MTD_UBI_BEB_LIMIT MTD partitions of the same size, UBI will reserve 40 eraseblocks when attaching a partition. - This option can be overridden by the "mtd=" UBI module parameter. + This option can be overridden by the "mtd=" UBI module parameter or + by the "attach" ioctl. Leave the default value if unsure. diff --git a/drivers/mtd/ubi/cdev.c b/drivers/mtd/ubi/cdev.c index 619f9144f990..7885dc0934ce 100644 --- a/drivers/mtd/ubi/cdev.c +++ b/drivers/mtd/ubi/cdev.c @@ -1011,7 +1011,7 @@ static long ctrl_cdev_ioctl(struct file *file, unsigned int cmd, */ mutex_lock(&ubi_devices_mutex); err = ubi_attach_mtd_dev(mtd, req.ubi_num, req.vid_hdr_offset, - CONFIG_MTD_UBI_BEB_LIMIT); + req.max_beb_per1024); mutex_unlock(&ubi_devices_mutex); if (err < 0) put_mtd_device(mtd); -- cgit v1.2.3