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This pull request includes the following UBI/UBIFS changes:

Browse source 
* access time support for UBIFS by Dongsheng Yang
 * random cleanups and bug fixes all over the place
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Merge tag 'upstream-4.4-rc1' of git://git.infradead.org/linux-ubifs

Pull UBI/UBIFS updates from Richard Weinberger:

 - access time support for UBIFS by Dongsheng Yang

 - random cleanups and bug fixes all over the place

* tag 'upstream-4.4-rc1' of git://git.infradead.org/linux-ubifs:
  ubifs: introduce UBIFS_ATIME_SUPPORT to ubifs
  ubifs: make ubifs_[get|set]xattr atomic
  UBIFS: Delete unnecessary checks before the function call "iput"
  UBI: Remove in vain semicolon
  UBI: Fastmap: Fix PEB array type
  UBIFS: Fix possible memory leak in ubifs_readdir()
  fs/ubifs: remove unnecessary new_valid_dev check
  ubi: fastmap: Implement produce_free_peb()
  UBIFS: print verbose message when rescanning a corrupted node
  UBIFS: call dbg_is_power_cut() instead of reading c->dbg->pc_happened
  UBI: drop null test before destroy functions
  UBI: Update comments to reflect UBI_METAONLY flag
  UBI: Fix debug message
  UBI: Fix typo in comment
  UBI: Fastmap: Simplify expression
  UBIFS: fix a typo in comment of ubifs_budget_req
  UBIFS: use kmemdup rather than duplicating its implementation
This commit is contained in:
Linus Torvalds 2015-11-10 16:35:06 -08:00
commit 01504f5e9e
17 changed files with 142 additions and 42 deletions
Download patch file Download diff file Expand all files Collapse all files

4
drivers/mtd/ubi/attach.c
View file

@ -1209,9 +1209,7 @@ static void destroy_ai(struct ubi_attach_info *ai)
}
}
if (ai->aeb_slab_cache)
kmem_cache_destroy(ai->aeb_slab_cache);
kmem_cache_destroy(ai->aeb_slab_cache);
kfree(ai);
}

2
drivers/mtd/ubi/cdev.c
View file

@ -949,7 +949,7 @@ static long ubi_cdev_ioctl(struct file *file, unsigned int cmd,
if (!req) {
err = -ENOMEM;
break;
};
}
err = copy_from_user(req, argp, sizeof(struct ubi_rnvol_req));
if (err) {

2
drivers/mtd/ubi/eba.c
View file

@ -1358,7 +1358,7 @@ int self_check_eba(struct ubi_device *ubi, struct ubi_attach_info *ai_fastmap,
continue;
ubi_err(ubi, "LEB:%i:%i is PEB:%i instead of %i!",
vol->vol_id, i, fm_eba[i][j],
vol->vol_id, j, fm_eba[i][j],
scan_eba[i][j]);
ubi_assert(0);
}

29
drivers/mtd/ubi/fastmap-wl.c
View file

@ -171,6 +171,30 @@ void ubi_refill_pools(struct ubi_device *ubi)
spin_unlock(&ubi->wl_lock);
}
/**
* produce_free_peb - produce a free physical eraseblock.
* @ubi: UBI device description object
*
* This function tries to make a free PEB by means of synchronous execution of
* pending works. This may be needed if, for example the background thread is
* disabled. Returns zero in case of success and a negative error code in case
* of failure.
*/
static int produce_free_peb(struct ubi_device *ubi)
{
int err;
while (!ubi->free.rb_node && ubi->works_count) {
dbg_wl("do one work synchronously");
err = do_work(ubi);
if (err)
return err;
}
return 0;
}
/**
* ubi_wl_get_peb - get a physical eraseblock.
* @ubi: UBI device description object
@ -213,6 +237,11 @@ again:
}
retried = 1;
up_read(&ubi->fm_eba_sem);
ret = produce_free_peb(ubi);
if (ret < 0) {
down_read(&ubi->fm_eba_sem);
goto out;
}
goto again;
}

4
drivers/mtd/ubi/fastmap.c
View file

@ -450,7 +450,7 @@ static void unmap_peb(struct ubi_attach_info *ai, int pnum)
* < 0 indicates an internal error.
*/
static int scan_pool(struct ubi_device *ubi, struct ubi_attach_info *ai,
int *pebs, int pool_size, unsigned long long *max_sqnum,
__be32 *pebs, int pool_size, unsigned long long *max_sqnum,
struct list_head *free)
{
struct ubi_vid_hdr *vh;
@ -775,7 +775,7 @@ static int ubi_attach_fastmap(struct ubi_device *ubi,
for (j = 0; j < be32_to_cpu(fm_eba->reserved_pebs); j++) {
int pnum = be32_to_cpu(fm_eba->pnum[j]);
if ((int)be32_to_cpu(fm_eba->pnum[j]) < 0)
if (pnum < 0)
continue;
aeb = NULL;

2
drivers/mtd/ubi/ubi-media.h
View file

@ -500,7 +500,7 @@ struct ubi_fm_volhdr {
/* struct ubi_fm_volhdr is followed by one struct ubi_fm_eba records */
/**
* struct ubi_fm_eba - denotes an association beween a PEB and LEB
* struct ubi_fm_eba - denotes an association between a PEB and LEB
* @magic: EBA table magic number
* @reserved_pebs: number of table entries
* @pnum: PEB number of LEB (LEB is the index)