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Diffstat (limited to 'fs/cifs/cifsfs.c')
-rw-r--r--fs/cifs/cifsfs.c20
1 files changed, 16 insertions, 4 deletions
diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c
index 849f6132b327..5be1f997ecde 100644
--- a/fs/cifs/cifsfs.c
+++ b/fs/cifs/cifsfs.c
@@ -253,6 +253,11 @@ cifs_alloc_inode(struct super_block *sb)
cifs_set_oplock_level(cifs_inode, 0);
cifs_inode->delete_pending = false;
cifs_inode->invalid_mapping = false;
+ clear_bit(CIFS_INODE_PENDING_OPLOCK_BREAK, &cifs_inode->flags);
+ clear_bit(CIFS_INODE_PENDING_WRITERS, &cifs_inode->flags);
+ clear_bit(CIFS_INODE_DOWNGRADE_OPLOCK_TO_L2, &cifs_inode->flags);
+ spin_lock_init(&cifs_inode->writers_lock);
+ cifs_inode->writers = 0;
cifs_inode->vfs_inode.i_blkbits = 14; /* 2**14 = CIFS_MAX_MSGSIZE */
cifs_inode->server_eof = 0;
cifs_inode->uniqueid = 0;
@@ -286,7 +291,7 @@ cifs_destroy_inode(struct inode *inode)
static void
cifs_evict_inode(struct inode *inode)
{
- truncate_inode_pages(&inode->i_data, 0);
+ truncate_inode_pages_final(&inode->i_data);
clear_inode(inode);
cifs_fscache_release_inode_cookie(inode);
}
@@ -541,6 +546,7 @@ static int cifs_show_stats(struct seq_file *s, struct dentry *root)
static int cifs_remount(struct super_block *sb, int *flags, char *data)
{
+ sync_filesystem(sb);
*flags |= MS_NODIRATIME;
return 0;
}
@@ -731,19 +737,26 @@ static ssize_t cifs_file_aio_write(struct kiocb *iocb, const struct iovec *iov,
unsigned long nr_segs, loff_t pos)
{
struct inode *inode = file_inode(iocb->ki_filp);
+ struct cifsInodeInfo *cinode = CIFS_I(inode);
ssize_t written;
int rc;
+ written = cifs_get_writer(cinode);
+ if (written)
+ return written;
+
written = generic_file_aio_write(iocb, iov, nr_segs, pos);
if (CIFS_CACHE_WRITE(CIFS_I(inode)))
- return written;
+ goto out;
rc = filemap_fdatawrite(inode->i_mapping);
if (rc)
cifs_dbg(FYI, "cifs_file_aio_write: %d rc on %p inode\n",
rc, inode);
+out:
+ cifs_put_writer(cinode);
return written;
}
@@ -849,7 +862,6 @@ const struct inode_operations cifs_file_inode_ops = {
/* revalidate:cifs_revalidate, */
.setattr = cifs_setattr,
.getattr = cifs_getattr, /* do we need this anymore? */
- .rename = cifs_rename,
.permission = cifs_permission,
#ifdef CONFIG_CIFS_XATTR
.setxattr = cifs_setxattr,
@@ -1005,7 +1017,7 @@ cifs_init_once(void *inode)
init_rwsem(&cifsi->lock_sem);
}
-static int
+static int __init
cifs_init_inodecache(void)
{
cifs_inode_cachep = kmem_cache_create("cifs_inode_cache",