[PATCH 2/2] UBI: add fsync capability
Corentin Chary
corentincj at iksaif.net
Thu Feb 5 16:25:52 EST 2009
Now, we can call fsync() on an UBI volume.
Signed-off-by: Corentin Chary <corentincj at iksaif.net>
---
drivers/mtd/ubi/cdev.c | 12 ++++++++++++
1 files changed, 12 insertions(+), 0 deletions(-)
diff --git a/drivers/mtd/ubi/cdev.c b/drivers/mtd/ubi/cdev.c
index f9631eb..9e2a108 100644
--- a/drivers/mtd/ubi/cdev.c
+++ b/drivers/mtd/ubi/cdev.c
@@ -186,6 +186,17 @@ static loff_t vol_cdev_llseek(struct file *file, loff_t offset, int origin)
return new_offset;
}
+static int vol_cdev_fsync(struct file *file, struct dentry *dentry,
+ int datasync)
+{
+ struct ubi_volume_desc *desc = file->private_data;
+ struct ubi_volume *vol = desc->vol;
+ struct ubi_device *ubi = vol->ubi;
+
+ return ubi_sync(ubi->ubi_num);
+}
+
+
static ssize_t vol_cdev_read(struct file *file, __user char *buf, size_t count,
loff_t *offp)
{
@@ -1053,6 +1064,7 @@ const struct file_operations ubi_vol_cdev_operations = {
.llseek = vol_cdev_llseek,
.read = vol_cdev_read,
.write = vol_cdev_write,
+ .fsync = vol_cdev_fsync,
.unlocked_ioctl = vol_cdev_ioctl,
.compat_ioctl = vol_cdev_compat_ioctl,
};
--
1.6.1.1
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