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authorLinus Torvalds <torvalds@linux-foundation.org>2018-06-10 15:52:09 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2018-06-10 15:52:09 -0700
commitab0b2e59323cd3972e5f011fbbf3868a4ec360dd (patch)
tree982f6b1f4a585f120dbd8b09afe639577c861030 /fs/ubifs
parent5f85942c2ea2ed59d8f19c954bbb0f5c1a2ebdd1 (diff)
parentf5a926dd529870de4bd19199ce7b36985f130d70 (diff)
download96b-common-ab0b2e59323cd3972e5f011fbbf3868a4ec360dd.tar.gz
Merge tag 'upstream-4.18-rc1' of git://git.infradead.org/linux-ubifs
Pull UBI and UBIFS updates from Richard Weinberger: - the UBI on-disk format header file is now dual licensed - new way to detect Fastmap problems during runtime - bugfix for Fastmap - minor updates for UBIFS (spelling, comments, vm_fault_t, ...) * tag 'upstream-4.18-rc1' of git://git.infradead.org/linux-ubifs: mtd: ubi: Update ubi-media.h to dual license ubi: fastmap: Detect EBA mismatches on-the-fly ubi: fastmap: Check each mapping only once ubi: fastmap: Correctly handle interrupted erasures in EBA ubi: fastmap: Cancel work upon detach ubifs: lpt: Fix wrong pnode number range in comment ubifs: gc: Fix typo ubifs: log: Some spelling fixes ubifs: Spelling fix someting -> something ubifs: journal: Remove wrong comment ubifs: remove set but never used variable ubifs, xattr: remove misguided quota flags fs: ubifs: Adding new return type vm_fault_t
Diffstat (limited to 'fs/ubifs')
-rw-r--r--fs/ubifs/file.c11
-rw-r--r--fs/ubifs/gc.c2
-rw-r--r--fs/ubifs/journal.c5
-rw-r--r--fs/ubifs/log.c6
-rw-r--r--fs/ubifs/lpt_commit.c2
-rw-r--r--fs/ubifs/replay.c5
-rw-r--r--fs/ubifs/ubifs.h2
-rw-r--r--fs/ubifs/xattr.c2
8 files changed, 13 insertions, 22 deletions
diff --git a/fs/ubifs/file.c b/fs/ubifs/file.c
index 1acb2ff505e6..28b80713a163 100644
--- a/fs/ubifs/file.c
+++ b/fs/ubifs/file.c
@@ -1513,7 +1513,7 @@ static int ubifs_releasepage(struct page *page, gfp_t unused_gfp_flags)
* mmap()d file has taken write protection fault and is being made writable.
* UBIFS must ensure page is budgeted for.
*/
-static int ubifs_vm_page_mkwrite(struct vm_fault *vmf)
+static vm_fault_t ubifs_vm_page_mkwrite(struct vm_fault *vmf)
{
struct page *page = vmf->page;
struct inode *inode = file_inode(vmf->vma->vm_file);
@@ -1567,8 +1567,7 @@ static int ubifs_vm_page_mkwrite(struct vm_fault *vmf)
if (unlikely(page->mapping != inode->i_mapping ||
page_offset(page) > i_size_read(inode))) {
/* Page got truncated out from underneath us */
- err = -EINVAL;
- goto out_unlock;
+ goto sigbus;
}
if (PagePrivate(page))
@@ -1597,12 +1596,10 @@ static int ubifs_vm_page_mkwrite(struct vm_fault *vmf)
wait_for_stable_page(page);
return VM_FAULT_LOCKED;
-out_unlock:
+sigbus:
unlock_page(page);
ubifs_release_budget(c, &req);
- if (err)
- err = VM_FAULT_SIGBUS;
- return err;
+ return VM_FAULT_SIGBUS;
}
static const struct vm_operations_struct ubifs_file_vm_ops = {
diff --git a/fs/ubifs/gc.c b/fs/ubifs/gc.c
index 7b35e3d6cde7..a03a47cf880d 100644
--- a/fs/ubifs/gc.c
+++ b/fs/ubifs/gc.c
@@ -49,7 +49,7 @@
* maximum size. So dark watermark is the amount of free + dirty space in LEB
* which are guaranteed to be reclaimable. If LEB has less space, the GC might
* be unable to reclaim it. So, LEBs with free + dirty greater than dark
- * watermark are "good" LEBs from GC's point of few. The other LEBs are not so
+ * watermark are "good" LEBs from GC's point of view. The other LEBs are not so
* good, and GC takes extra care when moving them.
*/
diff --git a/fs/ubifs/journal.c b/fs/ubifs/journal.c
index 04c4ec6483e5..da8afdfccaa6 100644
--- a/fs/ubifs/journal.c
+++ b/fs/ubifs/journal.c
@@ -98,9 +98,8 @@ static inline void zero_trun_node_unused(struct ubifs_trun_node *trun)
*
* This function reserves space in journal head @head. If the reservation
* succeeded, the journal head stays locked and later has to be unlocked using
- * 'release_head()'. 'write_node()' and 'write_head()' functions also unlock
- * it. Returns zero in case of success, %-EAGAIN if commit has to be done, and
- * other negative error codes in case of other failures.
+ * 'release_head()'. Returns zero in case of success, %-EAGAIN if commit has to
+ * be done, and other negative error codes in case of other failures.
*/
static int reserve_space(struct ubifs_info *c, int jhead, int len)
{
diff --git a/fs/ubifs/log.c b/fs/ubifs/log.c
index 8c795e6392b1..7cffa120a750 100644
--- a/fs/ubifs/log.c
+++ b/fs/ubifs/log.c
@@ -167,10 +167,10 @@ void ubifs_add_bud(struct ubifs_info *c, struct ubifs_bud *bud)
* @lnum: LEB number of the bud
* @offs: starting offset of the bud
*
- * This function writes reference node for the new bud LEB @lnum it to the log,
- * and adds it to the buds tress. It also makes sure that log size does not
+ * This function writes a reference node for the new bud LEB @lnum to the log,
+ * and adds it to the buds trees. It also makes sure that log size does not
* exceed the 'c->max_bud_bytes' limit. Returns zero in case of success,
- * %-EAGAIN if commit is required, and a negative error codes in case of
+ * %-EAGAIN if commit is required, and a negative error code in case of
* failure.
*/
int ubifs_add_bud_to_log(struct ubifs_info *c, int jhead, int lnum, int offs)
diff --git a/fs/ubifs/lpt_commit.c b/fs/ubifs/lpt_commit.c
index 235654c2fe89..78da65b2fb85 100644
--- a/fs/ubifs/lpt_commit.c
+++ b/fs/ubifs/lpt_commit.c
@@ -619,7 +619,7 @@ static struct ubifs_pnode *next_pnode_to_dirty(struct ubifs_info *c,
/**
* pnode_lookup - lookup a pnode in the LPT.
* @c: UBIFS file-system description object
- * @i: pnode number (0 to main_lebs - 1)
+ * @i: pnode number (0 to (main_lebs - 1) / UBIFS_LPT_FANOUT))
*
* This function returns a pointer to the pnode on success or a negative
* error code on failure.
diff --git a/fs/ubifs/replay.c b/fs/ubifs/replay.c
index ae5c02f22f3e..85c2a43082b7 100644
--- a/fs/ubifs/replay.c
+++ b/fs/ubifs/replay.c
@@ -223,9 +223,6 @@ static int apply_replay_entry(struct ubifs_info *c, struct replay_entry *r)
dbg_mntk(&r->key, "LEB %d:%d len %d deletion %d sqnum %llu key ",
r->lnum, r->offs, r->len, r->deletion, r->sqnum);
- /* Set c->replay_sqnum to help deal with dangling branches. */
- c->replay_sqnum = r->sqnum;
-
if (is_hash_key(c, &r->key)) {
if (r->deletion)
err = ubifs_tnc_remove_nm(c, &r->key, &r->nm);
@@ -1037,7 +1034,7 @@ int ubifs_replay_journal(struct ubifs_info *c)
* The head of the log must always start with the
* "commit start" node on a properly formatted UBIFS.
* But we found no nodes at all, which means that
- * someting went wrong and we cannot proceed mounting
+ * something went wrong and we cannot proceed mounting
* the file-system.
*/
ubifs_err(c, "no UBIFS nodes found at the log head LEB %d:%d, possibly corrupted",
diff --git a/fs/ubifs/ubifs.h b/fs/ubifs/ubifs.h
index 5ee7af879cc4..209d6369ae71 100644
--- a/fs/ubifs/ubifs.h
+++ b/fs/ubifs/ubifs.h
@@ -1206,7 +1206,6 @@ struct ubifs_debug_info;
* @replay_list: temporary list used during journal replay
* @replay_buds: list of buds to replay
* @cs_sqnum: sequence number of first node in the log (commit start node)
- * @replay_sqnum: sequence number of node currently being replayed
* @unclean_leb_list: LEBs to recover when re-mounting R/O mounted FS to R/W
* mode
* @rcvrd_mst_node: recovered master node to write when re-mounting R/O mounted
@@ -1438,7 +1437,6 @@ struct ubifs_info {
struct list_head replay_list;
struct list_head replay_buds;
unsigned long long cs_sqnum;
- unsigned long long replay_sqnum;
struct list_head unclean_leb_list;
struct ubifs_mst_node *rcvrd_mst_node;
struct rb_root size_tree;
diff --git a/fs/ubifs/xattr.c b/fs/ubifs/xattr.c
index 759f1a209dbb..6f720fdf5020 100644
--- a/fs/ubifs/xattr.c
+++ b/fs/ubifs/xattr.c
@@ -139,7 +139,7 @@ static int create_xattr(struct ubifs_info *c, struct inode *host,
inode->i_op = &empty_iops;
inode->i_fop = &empty_fops;
- inode->i_flags |= S_SYNC | S_NOATIME | S_NOCMTIME | S_NOQUOTA;
+ inode->i_flags |= S_SYNC | S_NOATIME | S_NOCMTIME;
ui = ubifs_inode(inode);
ui->xattr = 1;
ui->flags |= UBIFS_XATTR_FL;