From 82c156f853840645604acd7c2cebcb75ed1b6652 Mon Sep 17 00:00:00 2001 From: Al Viro Date: Thu, 22 Sep 2016 23:35:42 -0400 Subject: 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 --- fs/gfs2/file.c | 28 ++-------------------------- 1 file changed, 2 insertions(+), 26 deletions(-) (limited to 'fs/gfs2/file.c') diff --git a/fs/gfs2/file.c b/fs/gfs2/file.c index 320e65e61938..7016a6a7f3c6 100644 --- a/fs/gfs2/file.c +++ b/fs/gfs2/file.c @@ -954,30 +954,6 @@ out_uninit: return ret; } -static ssize_t gfs2_file_splice_read(struct file *in, loff_t *ppos, - struct pipe_inode_info *pipe, size_t len, - unsigned int flags) -{ - struct inode *inode = in->f_mapping->host; - struct gfs2_inode *ip = GFS2_I(inode); - struct gfs2_holder gh; - int ret; - - inode_lock(inode); - - ret = gfs2_glock_nq_init(ip->i_gl, LM_ST_SHARED, 0, &gh); - if (ret) { - inode_unlock(inode); - return ret; - } - - gfs2_glock_dq_uninit(&gh); - inode_unlock(inode); - - return generic_file_splice_read(in, ppos, pipe, len, flags); -} - - static ssize_t gfs2_file_splice_write(struct pipe_inode_info *pipe, struct file *out, loff_t *ppos, size_t len, unsigned int flags) @@ -1140,7 +1116,7 @@ const struct file_operations gfs2_file_fops = { .fsync = gfs2_fsync, .lock = gfs2_lock, .flock = gfs2_flock, - .splice_read = gfs2_file_splice_read, + .splice_read = generic_file_splice_read, .splice_write = gfs2_file_splice_write, .setlease = simple_nosetlease, .fallocate = gfs2_fallocate, @@ -1168,7 +1144,7 @@ const struct file_operations gfs2_file_fops_nolock = { .open = gfs2_open, .release = gfs2_release, .fsync = gfs2_fsync, - .splice_read = gfs2_file_splice_read, + .splice_read = generic_file_splice_read, .splice_write = gfs2_file_splice_write, .setlease = generic_setlease, .fallocate = gfs2_fallocate, -- cgit v1.2.3