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authorAl Viro <viro@zeniv.linux.org.uk>2016-09-23 06:35:42 +0300
committerAl Viro <viro@zeniv.linux.org.uk>2016-10-06 01:23:56 +0300
commit82c156f853840645604acd7c2cebcb75ed1b6652 (patch)
tree19d74fbaafb300aa05523ad0ecb60f24f82c5d1f /fs/ocfs2
parent241699cd72a8489c9446ae3910ddd243e9b9061b (diff)
downloadlinux-82c156f853840645604acd7c2cebcb75ed1b6652.tar.xz
switch generic_file_splice_read() to use of ->read_iter()
... and kill the ->splice_read() instances that can be switched to it Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/ocfs2')
-rw-r--r--fs/ocfs2/file.c34
-rw-r--r--fs/ocfs2/ocfs2_trace.h2
2 files changed, 2 insertions, 34 deletions
diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c
index 0b055bfb8e86..8f91639f8364 100644
--- a/fs/ocfs2/file.c
+++ b/fs/ocfs2/file.c
@@ -2321,36 +2321,6 @@ out_mutex:
return ret;
}
-static ssize_t ocfs2_file_splice_read(struct file *in,
- loff_t *ppos,
- struct pipe_inode_info *pipe,
- size_t len,
- unsigned int flags)
-{
- int ret = 0, lock_level = 0;
- struct inode *inode = file_inode(in);
-
- trace_ocfs2_file_splice_read(inode, in, in->f_path.dentry,
- (unsigned long long)OCFS2_I(inode)->ip_blkno,
- in->f_path.dentry->d_name.len,
- in->f_path.dentry->d_name.name, len);
-
- /*
- * See the comment in ocfs2_file_read_iter()
- */
- ret = ocfs2_inode_lock_atime(inode, in->f_path.mnt, &lock_level);
- if (ret < 0) {
- mlog_errno(ret);
- goto bail;
- }
- ocfs2_inode_unlock(inode, lock_level);
-
- ret = generic_file_splice_read(in, ppos, pipe, len, flags);
-
-bail:
- return ret;
-}
-
static ssize_t ocfs2_file_read_iter(struct kiocb *iocb,
struct iov_iter *to)
{
@@ -2509,7 +2479,7 @@ const struct file_operations ocfs2_fops = {
#endif
.lock = ocfs2_lock,
.flock = ocfs2_flock,
- .splice_read = ocfs2_file_splice_read,
+ .splice_read = generic_file_splice_read,
.splice_write = iter_file_splice_write,
.fallocate = ocfs2_fallocate,
};
@@ -2554,7 +2524,7 @@ const struct file_operations ocfs2_fops_no_plocks = {
.compat_ioctl = ocfs2_compat_ioctl,
#endif
.flock = ocfs2_flock,
- .splice_read = ocfs2_file_splice_read,
+ .splice_read = generic_file_splice_read,
.splice_write = iter_file_splice_write,
.fallocate = ocfs2_fallocate,
};
diff --git a/fs/ocfs2/ocfs2_trace.h b/fs/ocfs2/ocfs2_trace.h
index f8f5fc5e6c05..0b58abcf1c6d 100644
--- a/fs/ocfs2/ocfs2_trace.h
+++ b/fs/ocfs2/ocfs2_trace.h
@@ -1314,8 +1314,6 @@ DEFINE_OCFS2_FILE_OPS(ocfs2_file_aio_write);
DEFINE_OCFS2_FILE_OPS(ocfs2_file_splice_write);
-DEFINE_OCFS2_FILE_OPS(ocfs2_file_splice_read);
-
DEFINE_OCFS2_FILE_OPS(ocfs2_file_aio_read);
DEFINE_OCFS2_ULL_ULL_ULL_EVENT(ocfs2_truncate_file);