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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2016-11-11 16:22:27 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2016-11-11 16:22:27 -0300
commit29f5b648fa0b31ad614c78468b9279e5fa96397a (patch)
tree385e76324c4e95e90b16889937e7c24e6f7d4f4a /fs
parent1eae9639aac0f8de4d284f567ec722a822b52513 (diff)
Linux-libre 4.8.7-gnupck-4.8.7-gnu
Diffstat (limited to 'fs')
-rw-r--r--fs/btrfs/inode.c9
-rw-r--r--fs/btrfs/tree-log.c20
-rw-r--r--fs/buffer.c2
-rw-r--r--fs/f2fs/data.c2
-rw-r--r--fs/f2fs/node.c2
-rw-r--r--fs/gfs2/meta_io.c3
-rw-r--r--fs/mpage.c2
-rw-r--r--fs/nfsd/nfs4state.c10
-rw-r--r--fs/overlayfs/copy_up.c2
-rw-r--r--fs/overlayfs/inode.c3
-rw-r--r--fs/overlayfs/super.c15
-rw-r--r--fs/ubifs/dir.c16
-rw-r--r--fs/xfs/libxfs/xfs_dquot_buf.c3
-rw-r--r--fs/xfs/xfs_aops.c7
14 files changed, 56 insertions, 40 deletions
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index e6811c42e..bc1a004d4 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -8915,9 +8915,14 @@ again:
* So even we call qgroup_free_data(), it won't decrease reserved
* space.
* 2) Not written to disk
- * This means the reserved space should be freed here.
+ * This means the reserved space should be freed here. However,
+ * if a truncate invalidates the page (by clearing PageDirty)
+ * and the page is accounted for while allocating extent
+ * in btrfs_check_data_free_space() we let delayed_ref to
+ * free the entire extent.
*/
- btrfs_qgroup_free_data(inode, page_start, PAGE_SIZE);
+ if (PageDirty(page))
+ btrfs_qgroup_free_data(inode, page_start, PAGE_SIZE);
if (!inode_evicting) {
clear_extent_bit(tree, page_start, page_end,
EXTENT_LOCKED | EXTENT_DIRTY |
diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c
index ef9c55bc7..90e1198bc 100644
--- a/fs/btrfs/tree-log.c
+++ b/fs/btrfs/tree-log.c
@@ -2713,14 +2713,12 @@ static inline void btrfs_remove_all_log_ctxs(struct btrfs_root *root,
int index, int error)
{
struct btrfs_log_ctx *ctx;
+ struct btrfs_log_ctx *safe;
- if (!error) {
- INIT_LIST_HEAD(&root->log_ctxs[index]);
- return;
- }
-
- list_for_each_entry(ctx, &root->log_ctxs[index], list)
+ list_for_each_entry_safe(ctx, safe, &root->log_ctxs[index], list) {
+ list_del_init(&ctx->list);
ctx->log_ret = error;
+ }
INIT_LIST_HEAD(&root->log_ctxs[index]);
}
@@ -2961,13 +2959,9 @@ int btrfs_sync_log(struct btrfs_trans_handle *trans,
mutex_unlock(&root->log_mutex);
out_wake_log_root:
- /*
- * We needn't get log_mutex here because we are sure all
- * the other tasks are blocked.
- */
+ mutex_lock(&log_root_tree->log_mutex);
btrfs_remove_all_log_ctxs(log_root_tree, index2, ret);
- mutex_lock(&log_root_tree->log_mutex);
log_root_tree->log_transid_committed++;
atomic_set(&log_root_tree->log_commit[index2], 0);
mutex_unlock(&log_root_tree->log_mutex);
@@ -2978,10 +2972,8 @@ out_wake_log_root:
if (waitqueue_active(&log_root_tree->log_commit_wait[index2]))
wake_up(&log_root_tree->log_commit_wait[index2]);
out:
- /* See above. */
- btrfs_remove_all_log_ctxs(root, index1, ret);
-
mutex_lock(&root->log_mutex);
+ btrfs_remove_all_log_ctxs(root, index1, ret);
root->log_transid_committed++;
atomic_set(&root->log_commit[index1], 0);
mutex_unlock(&root->log_mutex);
diff --git a/fs/buffer.c b/fs/buffer.c
index 6a5f1a011..9c8eb9b6d 100644
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -1698,7 +1698,7 @@ int __block_write_full_page(struct inode *inode, struct page *page,
struct buffer_head *bh, *head;
unsigned int blocksize, bbits;
int nr_underway = 0;
- int write_flags = wbc_to_write_flags(wbc);
+ int write_flags = (wbc->sync_mode == WB_SYNC_ALL ? WRITE_SYNC : 0);
head = create_page_buffers(page, inode,
(1 << BH_Dirty)|(1 << BH_Uptodate));
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index cb0528b31..ccb401eeb 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -1240,7 +1240,7 @@ static int f2fs_write_data_page(struct page *page,
.sbi = sbi,
.type = DATA,
.op = REQ_OP_WRITE,
- .op_flags = wbc_to_write_flags(wbc),
+ .op_flags = (wbc->sync_mode == WB_SYNC_ALL) ? WRITE_SYNC : 0,
.page = page,
.encrypted_page = NULL,
};
diff --git a/fs/f2fs/node.c b/fs/f2fs/node.c
index c1713da25..f75d197d5 100644
--- a/fs/f2fs/node.c
+++ b/fs/f2fs/node.c
@@ -1561,7 +1561,7 @@ static int f2fs_write_node_page(struct page *page,
.sbi = sbi,
.type = NODE,
.op = REQ_OP_WRITE,
- .op_flags = wbc_to_write_flags(wbc),
+ .op_flags = (wbc->sync_mode == WB_SYNC_ALL) ? WRITE_SYNC : 0,
.page = page,
.encrypted_page = NULL,
};
diff --git a/fs/gfs2/meta_io.c b/fs/gfs2/meta_io.c
index 7991c62e9..950b8be68 100644
--- a/fs/gfs2/meta_io.c
+++ b/fs/gfs2/meta_io.c
@@ -37,7 +37,8 @@ static int gfs2_aspace_writepage(struct page *page, struct writeback_control *wb
{
struct buffer_head *bh, *head;
int nr_underway = 0;
- int write_flags = REQ_META | REQ_PRIO | wbc_to_write_flags(wbc);
+ int write_flags = REQ_META | REQ_PRIO |
+ (wbc->sync_mode == WB_SYNC_ALL ? WRITE_SYNC : 0);
BUG_ON(!PageLocked(page));
BUG_ON(!page_has_buffers(page));
diff --git a/fs/mpage.c b/fs/mpage.c
index d6f1afe33..d2413af08 100644
--- a/fs/mpage.c
+++ b/fs/mpage.c
@@ -489,7 +489,7 @@ static int __mpage_writepage(struct page *page, struct writeback_control *wbc,
struct buffer_head map_bh;
loff_t i_size = i_size_read(inode);
int ret = 0;
- int op_flags = wbc_to_write_flags(wbc);
+ int op_flags = (wbc->sync_mode == WB_SYNC_ALL ? WRITE_SYNC : 0);
if (page_has_buffers(page)) {
struct buffer_head *head = page_buffers(page);
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index a204d7e10..0fe31b4b1 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -1147,9 +1147,7 @@ static void put_ol_stateid_locked(struct nfs4_ol_stateid *stp,
static bool unhash_lock_stateid(struct nfs4_ol_stateid *stp)
{
- struct nfs4_openowner *oo = openowner(stp->st_openstp->st_stateowner);
-
- lockdep_assert_held(&oo->oo_owner.so_client->cl_lock);
+ lockdep_assert_held(&stp->st_stid.sc_client->cl_lock);
list_del_init(&stp->st_locks);
nfs4_unhash_stid(&stp->st_stid);
@@ -1158,12 +1156,12 @@ static bool unhash_lock_stateid(struct nfs4_ol_stateid *stp)
static void release_lock_stateid(struct nfs4_ol_stateid *stp)
{
- struct nfs4_openowner *oo = openowner(stp->st_openstp->st_stateowner);
+ struct nfs4_client *clp = stp->st_stid.sc_client;
bool unhashed;
- spin_lock(&oo->oo_owner.so_client->cl_lock);
+ spin_lock(&clp->cl_lock);
unhashed = unhash_lock_stateid(stp);
- spin_unlock(&oo->oo_owner.so_client->cl_lock);
+ spin_unlock(&clp->cl_lock);
if (unhashed)
nfs4_put_stid(&stp->st_stid);
}
diff --git a/fs/overlayfs/copy_up.c b/fs/overlayfs/copy_up.c
index abadbc30e..767377e52 100644
--- a/fs/overlayfs/copy_up.c
+++ b/fs/overlayfs/copy_up.c
@@ -171,6 +171,8 @@ static int ovl_copy_up_data(struct path *old, struct path *new, loff_t len)
len -= bytes;
}
+ if (!error)
+ error = vfs_fsync(new_file, 0);
fput(new_file);
out_fput:
fput(old_file);
diff --git a/fs/overlayfs/inode.c b/fs/overlayfs/inode.c
index c75625c1e..cf2bfeb1b 100644
--- a/fs/overlayfs/inode.c
+++ b/fs/overlayfs/inode.c
@@ -294,9 +294,6 @@ struct posix_acl *ovl_get_acl(struct inode *inode, int type)
if (!IS_ENABLED(CONFIG_FS_POSIX_ACL) || !IS_POSIXACL(realinode))
return NULL;
- if (!realinode->i_op->get_acl)
- return NULL;
-
old_cred = ovl_override_creds(inode->i_sb);
acl = get_acl(realinode, type);
revert_creds(old_cred);
diff --git a/fs/overlayfs/super.c b/fs/overlayfs/super.c
index e2a94a267..a78415d77 100644
--- a/fs/overlayfs/super.c
+++ b/fs/overlayfs/super.c
@@ -1026,6 +1026,21 @@ ovl_posix_acl_xattr_set(const struct xattr_handler *handler,
posix_acl_release(acl);
+ /*
+ * Check if sgid bit needs to be cleared (actual setacl operation will
+ * be done with mounter's capabilities and so that won't do it for us).
+ */
+ if (unlikely(inode->i_mode & S_ISGID) &&
+ handler->flags == ACL_TYPE_ACCESS &&
+ !in_group_p(inode->i_gid) &&
+ !capable_wrt_inode_uidgid(inode, CAP_FSETID)) {
+ struct iattr iattr = { .ia_valid = ATTR_KILL_SGID };
+
+ err = ovl_setattr(dentry, &iattr);
+ if (err)
+ return err;
+ }
+
err = ovl_xattr_set(dentry, handler->name, value, size, flags);
if (!err)
ovl_copyattr(ovl_inode_real(inode, NULL), inode);
diff --git a/fs/ubifs/dir.c b/fs/ubifs/dir.c
index 4b86d3a73..3b27145f9 100644
--- a/fs/ubifs/dir.c
+++ b/fs/ubifs/dir.c
@@ -350,7 +350,7 @@ static unsigned int vfs_dent_type(uint8_t type)
*/
static int ubifs_readdir(struct file *file, struct dir_context *ctx)
{
- int err;
+ int err = 0;
struct qstr nm;
union ubifs_key key;
struct ubifs_dent_node *dent;
@@ -452,14 +452,20 @@ out:
kfree(file->private_data);
file->private_data = NULL;
- if (err != -ENOENT) {
+ if (err != -ENOENT)
ubifs_err(c, "cannot find next direntry, error %d", err);
- return err;
- }
+ else
+ /*
+ * -ENOENT is a non-fatal error in this context, the TNC uses
+ * it to indicate that the cursor moved past the current directory
+ * and readdir() has to stop.
+ */
+ err = 0;
+
/* 2 is a special value indicating that there are no more direntries */
ctx->pos = 2;
- return 0;
+ return err;
}
/* Free saved readdir() state when the directory is closed */
diff --git a/fs/xfs/libxfs/xfs_dquot_buf.c b/fs/xfs/libxfs/xfs_dquot_buf.c
index 3cc3cf767..ac9a003dd 100644
--- a/fs/xfs/libxfs/xfs_dquot_buf.c
+++ b/fs/xfs/libxfs/xfs_dquot_buf.c
@@ -191,8 +191,7 @@ xfs_dquot_buf_verify_crc(
if (mp->m_quotainfo)
ndquots = mp->m_quotainfo->qi_dqperchunk;
else
- ndquots = xfs_calc_dquots_per_chunk(
- XFS_BB_TO_FSB(mp, bp->b_length));
+ ndquots = xfs_calc_dquots_per_chunk(bp->b_length);
for (i = 0; i < ndquots; i++, d++) {
if (!xfs_verify_cksum((char *)d, sizeof(struct xfs_dqblk),
diff --git a/fs/xfs/xfs_aops.c b/fs/xfs/xfs_aops.c
index a68645abd..7575cfc3a 100644
--- a/fs/xfs/xfs_aops.c
+++ b/fs/xfs/xfs_aops.c
@@ -447,8 +447,8 @@ xfs_submit_ioend(
ioend->io_bio->bi_private = ioend;
ioend->io_bio->bi_end_io = xfs_end_bio;
- bio_set_op_attrs(ioend->io_bio, REQ_OP_WRITE, wbc_to_write_flags(wbc));
-
+ bio_set_op_attrs(ioend->io_bio, REQ_OP_WRITE,
+ (wbc->sync_mode == WB_SYNC_ALL) ? WRITE_SYNC : 0);
/*
* If we are failing the IO now, just mark the ioend with an
* error and finish it. This will run IO completion immediately
@@ -519,7 +519,8 @@ xfs_chain_bio(
bio_chain(ioend->io_bio, new);
bio_get(ioend->io_bio); /* for xfs_destroy_ioend */
- bio_set_op_attrs(ioend->io_bio, REQ_OP_WRITE, wbc_to_write_flags(wbc));
+ bio_set_op_attrs(ioend->io_bio, REQ_OP_WRITE,
+ (wbc->sync_mode == WB_SYNC_ALL) ? WRITE_SYNC : 0);
submit_bio(ioend->io_bio);
ioend->io_bio = new;
}