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-rw-r--r--drivers/mtd/ubi/Kconfig.debug10
-rw-r--r--drivers/mtd/ubi/build.c21
-rw-r--r--drivers/mtd/ubi/cdev.c184
-rw-r--r--drivers/mtd/ubi/gluebi.c11
-rw-r--r--drivers/mtd/ubi/scan.c8
-rw-r--r--drivers/mtd/ubi/ubi.h11
-rw-r--r--drivers/mtd/ubi/upd.c21
-rw-r--r--drivers/mtd/ubi/vmt.c17
8 files changed, 174 insertions, 109 deletions
diff --git a/drivers/mtd/ubi/Kconfig.debug b/drivers/mtd/ubi/Kconfig.debug
index 1e2ee22edeff..2246f154e2f7 100644
--- a/drivers/mtd/ubi/Kconfig.debug
+++ b/drivers/mtd/ubi/Kconfig.debug
@@ -33,16 +33,6 @@ config MTD_UBI_DEBUG_DISABLE_BGT
This option switches the background thread off by default. The thread
may be also be enabled/disabled via UBI sysfs.
-config MTD_UBI_DEBUG_USERSPACE_IO
- bool "Direct user-space write/erase support"
- default n
- depends on MTD_UBI_DEBUG
- help
- By default, users cannot directly write and erase individual
- eraseblocks of dynamic volumes, and have to use update operation
- instead. This option enables this capability - it is very useful for
- debugging and testing.
-
config MTD_UBI_DEBUG_EMULATE_BITFLIPS
bool "Emulate flash bit-flips"
depends on MTD_UBI_DEBUG
diff --git a/drivers/mtd/ubi/build.c b/drivers/mtd/ubi/build.c
index 9082768cc6c3..4048db83aef6 100644
--- a/drivers/mtd/ubi/build.c
+++ b/drivers/mtd/ubi/build.c
@@ -263,8 +263,12 @@ static ssize_t dev_attribute_show(struct device *dev,
return ret;
}
-/* Fake "release" method for UBI devices */
-static void dev_release(struct device *dev) { }
+static void dev_release(struct device *dev)
+{
+ struct ubi_device *ubi = container_of(dev, struct ubi_device, dev);
+
+ kfree(ubi);
+}
/**
* ubi_sysfs_init - initialize sysfs for an UBI device.
@@ -380,7 +384,7 @@ static void free_user_volumes(struct ubi_device *ubi)
*/
static int uif_init(struct ubi_device *ubi)
{
- int i, err, do_free = 0;
+ int i, err;
dev_t dev;
sprintf(ubi->ubi_name, UBI_NAME_STR "%d", ubi->ubi_num);
@@ -427,13 +431,10 @@ static int uif_init(struct ubi_device *ubi)
out_volumes:
kill_volumes(ubi);
- do_free = 0;
out_sysfs:
ubi_sysfs_close(ubi);
cdev_del(&ubi->cdev);
out_unreg:
- if (do_free)
- free_user_volumes(ubi);
unregister_chrdev_region(ubi->cdev.dev, ubi->vtbl_slots + 1);
ubi_err("cannot initialize UBI %s, error %d", ubi->ubi_name, err);
return err;
@@ -947,6 +948,12 @@ int ubi_detach_mtd_dev(int ubi_num, int anyway)
if (ubi->bgt_thread)
kthread_stop(ubi->bgt_thread);
+ /*
+ * Get a reference to the device in order to prevent 'dev_release()'
+ * from freeing @ubi object.
+ */
+ get_device(&ubi->dev);
+
uif_close(ubi);
ubi_wl_close(ubi);
free_internal_volumes(ubi);
@@ -958,7 +965,7 @@ int ubi_detach_mtd_dev(int ubi_num, int anyway)
vfree(ubi->dbg_peb_buf);
#endif
ubi_msg("mtd%d is detached from ubi%d", ubi->mtd->index, ubi->ubi_num);
- kfree(ubi);
+ put_device(&ubi->dev);
return 0;
}
diff --git a/drivers/mtd/ubi/cdev.c b/drivers/mtd/ubi/cdev.c
index 98cf31ed0814..e63c8fc3df3a 100644
--- a/drivers/mtd/ubi/cdev.c
+++ b/drivers/mtd/ubi/cdev.c
@@ -40,9 +40,9 @@
#include <linux/ioctl.h>
#include <linux/capability.h>
#include <linux/uaccess.h>
-#include <linux/smp_lock.h>
+#include <linux/compat.h>
+#include <linux/math64.h>
#include <mtd/ubi-user.h>
-#include <asm/div64.h>
#include "ubi.h"
/**
@@ -195,7 +195,6 @@ static ssize_t vol_cdev_read(struct file *file, __user char *buf, size_t count,
int err, lnum, off, len, tbuf_size;
size_t count_save = count;
void *tbuf;
- uint64_t tmp;
dbg_gen("read %zd bytes from offset %lld of volume %d",
count, *offp, vol->vol_id);
@@ -225,10 +224,7 @@ static ssize_t vol_cdev_read(struct file *file, __user char *buf, size_t count,
return -ENOMEM;
len = count > tbuf_size ? tbuf_size : count;
-
- tmp = *offp;
- off = do_div(tmp, vol->usable_leb_size);
- lnum = tmp;
+ lnum = div_u64_rem(*offp, vol->usable_leb_size, &off);
do {
cond_resched();
@@ -263,12 +259,9 @@ static ssize_t vol_cdev_read(struct file *file, __user char *buf, size_t count,
return err ? err : count_save - count;
}
-#ifdef CONFIG_MTD_UBI_DEBUG_USERSPACE_IO
-
/*
* This function allows to directly write to dynamic UBI volumes, without
- * issuing the volume update operation. Available only as a debugging feature.
- * Very useful for testing UBI.
+ * issuing the volume update operation.
*/
static ssize_t vol_cdev_direct_write(struct file *file, const char __user *buf,
size_t count, loff_t *offp)
@@ -279,7 +272,9 @@ static ssize_t vol_cdev_direct_write(struct file *file, const char __user *buf,
int lnum, off, len, tbuf_size, err = 0;
size_t count_save = count;
char *tbuf;
- uint64_t tmp;
+
+ if (!vol->direct_writes)
+ return -EPERM;
dbg_gen("requested: write %zd bytes to offset %lld of volume %u",
count, *offp, vol->vol_id);
@@ -287,10 +282,7 @@ static ssize_t vol_cdev_direct_write(struct file *file, const char __user *buf,
if (vol->vol_type == UBI_STATIC_VOLUME)
return -EROFS;
- tmp = *offp;
- off = do_div(tmp, vol->usable_leb_size);
- lnum = tmp;
-
+ lnum = div_u64_rem(*offp, vol->usable_leb_size, &off);
if (off & (ubi->min_io_size - 1)) {
dbg_err("unaligned position");
return -EINVAL;
@@ -347,10 +339,6 @@ static ssize_t vol_cdev_direct_write(struct file *file, const char __user *buf,
return err ? err : count_save - count;
}
-#else
-#define vol_cdev_direct_write(file, buf, count, offp) (-EPERM)
-#endif /* CONFIG_MTD_UBI_DEBUG_USERSPACE_IO */
-
static ssize_t vol_cdev_write(struct file *file, const char __user *buf,
size_t count, loff_t *offp)
{
@@ -402,8 +390,8 @@ static ssize_t vol_cdev_write(struct file *file, const char __user *buf,
return count;
}
-static int vol_cdev_ioctl(struct inode *inode, struct file *file,
- unsigned int cmd, unsigned long arg)
+static long vol_cdev_ioctl(struct file *file, unsigned int cmd,
+ unsigned long arg)
{
int err = 0;
struct ubi_volume_desc *desc = file->private_data;
@@ -487,7 +475,6 @@ static int vol_cdev_ioctl(struct inode *inode, struct file *file,
break;
}
-#ifdef CONFIG_MTD_UBI_DEBUG_USERSPACE_IO
/* Logical eraseblock erasure command */
case UBI_IOCEBER:
{
@@ -518,13 +505,77 @@ static int vol_cdev_ioctl(struct inode *inode, struct file *file,
err = ubi_wl_flush(ubi);
break;
}
-#endif
+
+ /* Logical eraseblock map command */
+ case UBI_IOCEBMAP:
+ {
+ struct ubi_map_req req;
+
+ err = copy_from_user(&req, argp, sizeof(struct ubi_map_req));
+ if (err) {
+ err = -EFAULT;
+ break;
+ }
+ err = ubi_leb_map(desc, req.lnum, req.dtype);
+ break;
+ }
+
+ /* Logical eraseblock un-map command */
+ case UBI_IOCEBUNMAP:
+ {
+ int32_t lnum;
+
+ err = get_user(lnum, (__user int32_t *)argp);
+ if (err) {
+ err = -EFAULT;
+ break;
+ }
+ err = ubi_leb_unmap(desc, lnum);
+ break;
+ }
+
+ /* Check if logical eraseblock is mapped command */
+ case UBI_IOCEBISMAP:
+ {
+ int32_t lnum;
+
+ err = get_user(lnum, (__user int32_t *)argp);
+ if (err) {
+ err = -EFAULT;
+ break;
+ }
+ err = ubi_is_mapped(desc, lnum);
+ break;
+ }
+
+ /* Set volume property command*/
+ case UBI_IOCSETPROP:
+ {
+ struct ubi_set_prop_req req;
+
+ err = copy_from_user(&req, argp,
+ sizeof(struct ubi_set_prop_req));
+ if (err) {
+ err = -EFAULT;
+ break;
+ }
+ switch (req.property) {
+ case UBI_PROP_DIRECT_WRITE:
+ mutex_lock(&ubi->volumes_mutex);
+ desc->vol->direct_writes = !!req.value;
+ mutex_unlock(&ubi->volumes_mutex);
+ break;
+ default:
+ err = -EINVAL;
+ break;
+ }
+ break;
+ }
default:
err = -ENOTTY;
break;
}
-
return err;
}
@@ -762,8 +813,8 @@ out_free:
return err;
}
-static int ubi_cdev_ioctl(struct inode *inode, struct file *file,
- unsigned int cmd, unsigned long arg)
+static long ubi_cdev_ioctl(struct file *file, unsigned int cmd,
+ unsigned long arg)
{
int err = 0;
struct ubi_device *ubi;
@@ -773,7 +824,7 @@ static int ubi_cdev_ioctl(struct inode *inode, struct file *file,
if (!capable(CAP_SYS_RESOURCE))
return -EPERM;
- ubi = ubi_get_by_major(imajor(inode));
+ ubi = ubi_get_by_major(imajor(file->f_mapping->host));
if (!ubi)
return -ENODEV;
@@ -843,7 +894,6 @@ static int ubi_cdev_ioctl(struct inode *inode, struct file *file,
case UBI_IOCRSVOL:
{
int pebs;
- uint64_t tmp;
struct ubi_rsvol_req req;
dbg_gen("re-size volume");
@@ -863,9 +913,8 @@ static int ubi_cdev_ioctl(struct inode *inode, struct file *file,
break;
}
- tmp = req.bytes;
- pebs = !!do_div(tmp, desc->vol->usable_leb_size);
- pebs += tmp;
+ pebs = div_u64(req.bytes + desc->vol->usable_leb_size - 1,
+ desc->vol->usable_leb_size);
mutex_lock(&ubi->volumes_mutex);
err = ubi_resize_volume(desc, pebs);
@@ -909,8 +958,8 @@ static int ubi_cdev_ioctl(struct inode *inode, struct file *file,
return err;
}
-static int ctrl_cdev_ioctl(struct inode *inode, struct file *file,
- unsigned int cmd, unsigned long arg)
+static long ctrl_cdev_ioctl(struct file *file, unsigned int cmd,
+ unsigned long arg)
{
int err = 0;
void __user *argp = (void __user *)arg;
@@ -986,26 +1035,59 @@ static int ctrl_cdev_ioctl(struct inode *inode, struct file *file,
return err;
}
-/* UBI control character device operations */
-struct file_operations ubi_ctrl_cdev_operations = {
- .ioctl = ctrl_cdev_ioctl,
- .owner = THIS_MODULE,
+#ifdef CONFIG_COMPAT
+static long vol_cdev_compat_ioctl(struct file *file, unsigned int cmd,
+ unsigned long arg)
+{
+ unsigned long translated_arg = (unsigned long)compat_ptr(arg);
+
+ return vol_cdev_ioctl(file, cmd, translated_arg);
+}
+
+static long ubi_cdev_compat_ioctl(struct file *file, unsigned int cmd,
+ unsigned long arg)
+{
+ unsigned long translated_arg = (unsigned long)compat_ptr(arg);
+
+ return ubi_cdev_ioctl(file, cmd, translated_arg);
+}
+
+static long ctrl_cdev_compat_ioctl(struct file *file, unsigned int cmd,
+ unsigned long arg)
+{
+ unsigned long translated_arg = (unsigned long)compat_ptr(arg);
+
+ return ctrl_cdev_ioctl(file, cmd, translated_arg);
+}
+#else
+#define vol_cdev_compat_ioctl NULL
+#define ubi_cdev_compat_ioctl NULL
+#define ctrl_cdev_compat_ioctl NULL
+#endif
+
+/* UBI volume character device operations */
+const struct file_operations ubi_vol_cdev_operations = {
+ .owner = THIS_MODULE,
+ .open = vol_cdev_open,
+ .release = vol_cdev_release,
+ .llseek = vol_cdev_llseek,
+ .read = vol_cdev_read,
+ .write = vol_cdev_write,
+ .unlocked_ioctl = vol_cdev_ioctl,
+ .compat_ioctl = vol_cdev_compat_ioctl,
};
/* UBI character device operations */
-struct file_operations ubi_cdev_operations = {
- .owner = THIS_MODULE,
- .ioctl = ubi_cdev_ioctl,
- .llseek = no_llseek,
+const struct file_operations ubi_cdev_operations = {
+ .owner = THIS_MODULE,
+ .llseek = no_llseek,
+ .unlocked_ioctl = ubi_cdev_ioctl,
+ .compat_ioctl = ubi_cdev_compat_ioctl,
};
-/* UBI volume character device operations */
-struct file_operations ubi_vol_cdev_operations = {
- .owner = THIS_MODULE,
- .open = vol_cdev_open,
- .release = vol_cdev_release,
- .llseek = vol_cdev_llseek,
- .read = vol_cdev_read,
- .write = vol_cdev_write,
- .ioctl = vol_cdev_ioctl,
+/* UBI control character device operations */
+const struct file_operations ubi_ctrl_cdev_operations = {
+ .owner = THIS_MODULE,
+ .unlocked_ioctl = ctrl_cdev_ioctl,
+ .compat_ioctl = ctrl_cdev_compat_ioctl,
};
diff --git a/drivers/mtd/ubi/gluebi.c b/drivers/mtd/ubi/gluebi.c
index 6dd4f5e77f82..49cd55ade9c8 100644
--- a/drivers/mtd/ubi/gluebi.c
+++ b/drivers/mtd/ubi/gluebi.c
@@ -28,7 +28,7 @@
* eraseblock size is equivalent to the logical eraseblock size of the volume.
*/
-#include <asm/div64.h>
+#include <linux/math64.h>
#include "ubi.h"
/**
@@ -109,7 +109,6 @@ static int gluebi_read(struct mtd_info *mtd, loff_t from, size_t len,
int err = 0, lnum, offs, total_read;
struct ubi_volume *vol;
struct ubi_device *ubi;
- uint64_t tmp = from;
dbg_gen("read %zd bytes from offset %lld", len, from);
@@ -119,9 +118,7 @@ static int gluebi_read(struct mtd_info *mtd, loff_t from, size_t len,
vol = container_of(mtd, struct ubi_volume, gluebi_mtd);
ubi = vol->ubi;
- offs = do_div(tmp, mtd->erasesize);
- lnum = tmp;
-
+ lnum = div_u64_rem(from, mtd->erasesize, &offs);
total_read = len;
while (total_read) {
size_t to_read = mtd->erasesize - offs;
@@ -160,7 +157,6 @@ static int gluebi_write(struct mtd_info *mtd, loff_t to, size_t len,
int err = 0, lnum, offs, total_written;
struct ubi_volume *vol;
struct ubi_device *ubi;
- uint64_t tmp = to;
dbg_gen("write %zd bytes to offset %lld", len, to);
@@ -173,8 +169,7 @@ static int gluebi_write(struct mtd_info *mtd, loff_t to, size_t len,
if (ubi->ro_mode)
return -EROFS;
- offs = do_div(tmp, mtd->erasesize);
- lnum = tmp;
+ lnum = div_u64_rem(to, mtd->erasesize, &offs);
if (len % mtd->writesize || offs % mtd->writesize)
return -EINVAL;
diff --git a/drivers/mtd/ubi/scan.c b/drivers/mtd/ubi/scan.c
index ecde202a5a12..c3d653ba5ca0 100644
--- a/drivers/mtd/ubi/scan.c
+++ b/drivers/mtd/ubi/scan.c
@@ -42,7 +42,7 @@
#include <linux/err.h>
#include <linux/crc32.h>
-#include <asm/div64.h>
+#include <linux/math64.h>
#include "ubi.h"
#ifdef CONFIG_MTD_UBI_DEBUG_PARANOID
@@ -904,10 +904,8 @@ struct ubi_scan_info *ubi_scan(struct ubi_device *ubi)
dbg_msg("scanning is finished");
/* Calculate mean erase counter */
- if (si->ec_count) {
- do_div(si->ec_sum, si->ec_count);
- si->mean_ec = si->ec_sum;
- }
+ if (si->ec_count)
+ si->mean_ec = div_u64(si->ec_sum, si->ec_count);
if (si->is_empty)
ubi_msg("empty MTD device detected");
diff --git a/drivers/mtd/ubi/ubi.h b/drivers/mtd/ubi/ubi.h
index 4a8ec485c91d..c055511bb1b2 100644
--- a/drivers/mtd/ubi/ubi.h
+++ b/drivers/mtd/ubi/ubi.h
@@ -206,6 +206,7 @@ struct ubi_volume_desc;
* @upd_marker: %1 if the update marker is set for this volume
* @updating: %1 if the volume is being updated
* @changing_leb: %1 if the atomic LEB change ioctl command is in progress
+ * @direct_writes: %1 if direct writes are enabled for this volume
*
* @gluebi_desc: gluebi UBI volume descriptor
* @gluebi_refcount: reference count of the gluebi MTD device
@@ -253,6 +254,7 @@ struct ubi_volume {
unsigned int upd_marker:1;
unsigned int updating:1;
unsigned int changing_leb:1;
+ unsigned int direct_writes:1;
#ifdef CONFIG_MTD_UBI_GLUEBI
/*
@@ -304,7 +306,8 @@ struct ubi_wl_entry;
* @vtbl_size: size of the volume table in bytes
* @vtbl: in-RAM volume table copy
* @volumes_mutex: protects on-flash volume table and serializes volume
- * changes, like creation, deletion, update, re-size and re-name
+ * changes, like creation, deletion, update, re-size,
+ * re-name and set property
*
* @max_ec: current highest erase counter value
* @mean_ec: current mean erase counter value
@@ -449,9 +452,9 @@ struct ubi_device {
};
extern struct kmem_cache *ubi_wl_entry_slab;
-extern struct file_operations ubi_ctrl_cdev_operations;
-extern struct file_operations ubi_cdev_operations;
-extern struct file_operations ubi_vol_cdev_operations;
+extern const struct file_operations ubi_ctrl_cdev_operations;
+extern const struct file_operations ubi_cdev_operations;
+extern const struct file_operations ubi_vol_cdev_operations;
extern struct class *ubi_class;
extern struct mutex ubi_devices_mutex;
diff --git a/drivers/mtd/ubi/upd.c b/drivers/mtd/ubi/upd.c
index 8b89cc18ff0b..6b4d1ae891ae 100644
--- a/drivers/mtd/ubi/upd.c
+++ b/drivers/mtd/ubi/upd.c
@@ -40,7 +40,7 @@
#include <linux/err.h>
#include <linux/uaccess.h>
-#include <asm/div64.h>
+#include <linux/math64.h>
#include "ubi.h"
/**
@@ -89,7 +89,6 @@ static int clear_update_marker(struct ubi_device *ubi, struct ubi_volume *vol,
long long bytes)
{
int err;
- uint64_t tmp;
struct ubi_vtbl_record vtbl_rec;
dbg_gen("clear update marker for volume %d", vol->vol_id);
@@ -101,9 +100,9 @@ static int clear_update_marker(struct ubi_device *ubi, struct ubi_volume *vol,
if (vol->vol_type == UBI_STATIC_VOLUME) {
vol->corrupted = 0;
- vol->used_bytes = tmp = bytes;
- vol->last_eb_bytes = do_div(tmp, vol->usable_leb_size);
- vol->used_ebs = tmp;
+ vol->used_bytes = bytes;
+ vol->used_ebs = div_u64_rem(bytes, vol->usable_leb_size,
+ &vol->last_eb_bytes);
if (vol->last_eb_bytes)
vol->used_ebs += 1;
else
@@ -131,7 +130,6 @@ int ubi_start_update(struct ubi_device *ubi, struct ubi_volume *vol,
long long bytes)
{
int i, err;
- uint64_t tmp;
dbg_gen("start update of volume %d, %llu bytes", vol->vol_id, bytes);
ubi_assert(!vol->updating && !vol->changing_leb);
@@ -161,9 +159,8 @@ int ubi_start_update(struct ubi_device *ubi, struct ubi_volume *vol,
if (!vol->upd_buf)
return -ENOMEM;
- tmp = bytes;
- vol->upd_ebs = !!do_div(tmp, vol->usable_leb_size);
- vol->upd_ebs += tmp;
+ vol->upd_ebs = div_u64(bytes + vol->usable_leb_size - 1,
+ vol->usable_leb_size);
vol->upd_bytes = bytes;
vol->upd_received = 0;
return 0;
@@ -282,7 +279,6 @@ static int write_leb(struct ubi_device *ubi, struct ubi_volume *vol, int lnum,
int ubi_more_update_data(struct ubi_device *ubi, struct ubi_volume *vol,
const void __user *buf, int count)
{
- uint64_t tmp;
int lnum, offs, err = 0, len, to_write = count;
dbg_gen("write %d of %lld bytes, %lld already passed",
@@ -291,10 +287,7 @@ int ubi_more_update_data(struct ubi_device *ubi, struct ubi_volume *vol,
if (ubi->ro_mode)
return -EROFS;
- tmp = vol->upd_received;
- offs = do_div(tmp, vol->usable_leb_size);
- lnum = tmp;
-
+ lnum = div_u64_rem(vol->upd_received, vol->usable_leb_size, &offs);
if (vol->upd_received + count > vol->upd_bytes)
to_write = count = vol->upd_bytes - vol->upd_received;
diff --git a/drivers/mtd/ubi/vmt.c b/drivers/mtd/ubi/vmt.c
index 22e1d7398fce..df5483562b7a 100644
--- a/drivers/mtd/ubi/vmt.c
+++ b/drivers/mtd/ubi/vmt.c
@@ -24,7 +24,7 @@
*/
#include <linux/err.h>
-#include <asm/div64.h>
+#include <linux/math64.h>
#include "ubi.h"
#ifdef CONFIG_MTD_UBI_DEBUG_PARANOID
@@ -205,7 +205,6 @@ int ubi_create_volume(struct ubi_device *ubi, struct ubi_mkvol_req *req)
int i, err, vol_id = req->vol_id, do_free = 1;
struct ubi_volume *vol;
struct ubi_vtbl_record vtbl_rec;
- uint64_t bytes;
dev_t dev;
if (ubi->ro_mode)
@@ -255,10 +254,8 @@ int ubi_create_volume(struct ubi_device *ubi, struct ubi_mkvol_req *req)
/* Calculate how many eraseblocks are requested */
vol->usable_leb_size = ubi->leb_size - ubi->leb_size % req->alignment;
- bytes = req->bytes;
- if (do_div(bytes, vol->usable_leb_size))
- vol->reserved_pebs = 1;
- vol->reserved_pebs += bytes;
+ vol->reserved_pebs += div_u64(req->bytes + vol->usable_leb_size - 1,
+ vol->usable_leb_size);
/* Reserve physical eraseblocks */
if (vol->reserved_pebs > ubi->avail_pebs) {
@@ -301,10 +298,10 @@ int ubi_create_volume(struct ubi_device *ubi, struct ubi_mkvol_req *req)
vol->used_bytes =
(long long)vol->used_ebs * vol->usable_leb_size;
} else {
- bytes = vol->used_bytes;
- vol->last_eb_bytes = do_div(bytes, vol->usable_leb_size);
- vol->used_ebs = bytes;
- if (vol->last_eb_bytes)
+ vol->used_ebs = div_u64_rem(vol->used_bytes,
+ vol->usable_leb_size,
+ &vol->last_eb_bytes);
+ if (vol->last_eb_bytes != 0)
vol->used_ebs += 1;
else
vol->last_eb_bytes = vol->usable_leb_size;
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-14 08:18:17 +0000