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authorSascha Hauer <s.hauer@pengutronix.de>2013-12-20 13:00:10 +0100
committerSascha Hauer <s.hauer@pengutronix.de>2013-12-20 15:04:30 +0100
commitd7fe5e2263ae24df5938c220b62029f6131543a1 (patch)
tree8de1764a1eabe2529adae2ba82e90d32d64c1677 /fs/devfs-core.c
parent080a4e9c9b43d0a1cda7726bf14a828d4eff3b01 (diff)
downloadbarebox-d7fe5e2263ae24df5938c220b62029f6131543a1.tar.gz
mtd: Add subpagesize to mtd_info_user
ubiformat needs the subpagesize to work correctly. The kernel uses sysfs to pass the subpagesize, but in barebox we have the possibility to extend struct mtd_info_user. Add a corresponding field and use it in ubiformat. Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'fs/devfs-core.c')
-rw-r--r--fs/devfs-core.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/devfs-core.c b/fs/devfs-core.c
index a92d4347f8..44f0169e63 100644
--- a/fs/devfs-core.c
+++ b/fs/devfs-core.c
@@ -171,6 +171,7 @@ static int partition_ioctl(struct cdev *cdev, int request, void *buf)
user->erasesize = cdev->mtd->erasesize;
user->writesize = cdev->mtd->writesize;
user->oobsize = cdev->mtd->oobsize;
+ user->subpagesize = cdev->mtd->writesize >> cdev->mtd->subpage_sft;
user->mtd = cdev->mtd;
/* The below fields are obsolete */
user->ecctype = -1;