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-rw-r--r--fs/nilfs2/dir.c5
-rw-r--r--fs/nilfs2/inode.c22
-rw-r--r--fs/nilfs2/ioctl.c1
-rw-r--r--fs/nilfs2/namei.c5
-rw-r--r--fs/nilfs2/segbuf.c12
5 files changed, 4 insertions, 41 deletions
diff --git a/fs/nilfs2/dir.c b/fs/nilfs2/dir.c
index 0ee0bed36..6b8b92b19 100644
--- a/fs/nilfs2/dir.c
+++ b/fs/nilfs2/dir.c
@@ -61,11 +61,6 @@ static inline void nilfs_put_page(struct page *page)
page_cache_release(page);
}
-static inline unsigned long dir_pages(struct inode *inode)
-{
- return (inode->i_size+PAGE_CACHE_SIZE-1)>>PAGE_CACHE_SHIFT;
-}
-
/*
* Return the offset into page `page_nr' of the last valid
* byte in that page, plus one.
diff --git a/fs/nilfs2/inode.c b/fs/nilfs2/inode.c
index 258d9fe25..4a73d6dff 100644
--- a/fs/nilfs2/inode.c
+++ b/fs/nilfs2/inode.c
@@ -307,31 +307,13 @@ static int nilfs_write_end(struct file *file, struct address_space *mapping,
static ssize_t
nilfs_direct_IO(struct kiocb *iocb, struct iov_iter *iter, loff_t offset)
{
- struct file *file = iocb->ki_filp;
- struct address_space *mapping = file->f_mapping;
- struct inode *inode = file->f_mapping->host;
- size_t count = iov_iter_count(iter);
- ssize_t size;
+ struct inode *inode = file_inode(iocb->ki_filp);
if (iov_iter_rw(iter) == WRITE)
return 0;
/* Needs synchronization with the cleaner */
- size = blockdev_direct_IO(iocb, inode, iter, offset, nilfs_get_block);
-
- /*
- * In case of error extending write may have instantiated a few
- * blocks outside i_size. Trim these off again.
- */
- if (unlikely(iov_iter_rw(iter) == WRITE && size < 0)) {
- loff_t isize = i_size_read(inode);
- loff_t end = offset + count;
-
- if (end > isize)
- nilfs_write_failed(mapping, end);
- }
-
- return size;
+ return blockdev_direct_IO(iocb, inode, iter, offset, nilfs_get_block);
}
const struct address_space_operations nilfs_aops = {
diff --git a/fs/nilfs2/ioctl.c b/fs/nilfs2/ioctl.c
index 9a20e513d..aba43811d 100644
--- a/fs/nilfs2/ioctl.c
+++ b/fs/nilfs2/ioctl.c
@@ -1369,7 +1369,6 @@ long nilfs_compat_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
case NILFS_IOCTL_SYNC:
case NILFS_IOCTL_RESIZE:
case NILFS_IOCTL_SET_ALLOC_RANGE:
- case FITRIM:
break;
default:
return -ENOIOCTLCMD;
diff --git a/fs/nilfs2/namei.c b/fs/nilfs2/namei.c
index 22180836e..37dd6b05b 100644
--- a/fs/nilfs2/namei.c
+++ b/fs/nilfs2/namei.c
@@ -496,8 +496,7 @@ static struct dentry *nilfs_fh_to_dentry(struct super_block *sb, struct fid *fh,
{
struct nilfs_fid *fid = (struct nilfs_fid *)fh;
- if ((fh_len != NILFS_FID_SIZE_NON_CONNECTABLE &&
- fh_len != NILFS_FID_SIZE_CONNECTABLE) ||
+ if (fh_len < NILFS_FID_SIZE_NON_CONNECTABLE ||
(fh_type != FILEID_NILFS_WITH_PARENT &&
fh_type != FILEID_NILFS_WITHOUT_PARENT))
return NULL;
@@ -510,7 +509,7 @@ static struct dentry *nilfs_fh_to_parent(struct super_block *sb, struct fid *fh,
{
struct nilfs_fid *fid = (struct nilfs_fid *)fh;
- if (fh_len != NILFS_FID_SIZE_CONNECTABLE ||
+ if (fh_len < NILFS_FID_SIZE_CONNECTABLE ||
fh_type != FILEID_NILFS_WITH_PARENT)
return NULL;
diff --git a/fs/nilfs2/segbuf.c b/fs/nilfs2/segbuf.c
index dc3a9efda..42468e5ab 100644
--- a/fs/nilfs2/segbuf.c
+++ b/fs/nilfs2/segbuf.c
@@ -343,11 +343,6 @@ static void nilfs_end_bio_write(struct bio *bio, int err)
const int uptodate = test_bit(BIO_UPTODATE, &bio->bi_flags);
struct nilfs_segment_buffer *segbuf = bio->bi_private;
- if (err == -EOPNOTSUPP) {
- set_bit(BIO_EOPNOTSUPP, &bio->bi_flags);
- /* to be detected by nilfs_segbuf_submit_bio() */
- }
-
if (!uptodate)
atomic_inc(&segbuf->sb_err);
@@ -374,15 +369,8 @@ static int nilfs_segbuf_submit_bio(struct nilfs_segment_buffer *segbuf,
bio->bi_end_io = nilfs_end_bio_write;
bio->bi_private = segbuf;
- bio_get(bio);
submit_bio(mode, bio);
segbuf->sb_nbio++;
- if (bio_flagged(bio, BIO_EOPNOTSUPP)) {
- bio_put(bio);
- err = -EOPNOTSUPP;
- goto failed;
- }
- bio_put(bio);
wi->bio = NULL;
wi->rest_blocks -= wi->end - wi->start;