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authorLinus Torvalds <torvalds@linux-foundation.org>2019-03-12 13:27:20 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2019-03-12 13:27:20 -0700
commit5f739e4a491ab63730ef3b7464171340c689fbff (patch)
tree0ebf797a2b43ebefac2e5d0ef113b12a57c2b964 /include
parenta667cb7a94d48a483fb5d6006fe04a440f1a42ce (diff)
parent12e1e7af1a55b9f911025365af4c689b3933c22a (diff)
downloadlwn-5f739e4a491ab63730ef3b7464171340c689fbff.tar.gz
lwn-5f739e4a491ab63730ef3b7464171340c689fbff.zip
Merge branch 'work.misc' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
Pull misc vfs updates from Al Viro: "Assorted fixes (really no common topic here)" * 'work.misc' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs: vfs: Make __vfs_write() static vfs: fix preadv64v2 and pwritev64v2 compat syscalls with offset == -1 pipe: stop using ->can_merge splice: don't merge into linked buffers fs: move generic stat response attr handling to vfs_getattr_nosec orangefs: don't reinitialize result_mask in ->getattr fs/devpts: always delete dcache dentry-s in dput()
Diffstat (limited to 'include')
-rw-r--r--include/linux/pipe_fs_i.h8
1 files changed, 1 insertions, 7 deletions
diff --git a/include/linux/pipe_fs_i.h b/include/linux/pipe_fs_i.h
index 5a3bb3b7c9ad..787d224ff43e 100644
--- a/include/linux/pipe_fs_i.h
+++ b/include/linux/pipe_fs_i.h
@@ -74,13 +74,6 @@ struct pipe_inode_info {
*/
struct pipe_buf_operations {
/*
- * This is set to 1, if the generic pipe read/write may coalesce
- * data into an existing buffer. If this is set to 0, a new pipe
- * page segment is always used for new data.
- */
- int can_merge;
-
- /*
* ->confirm() verifies that the data in the pipe buffer is there
* and that the contents are good. If the pages in the pipe belong
* to a file system, we may need to wait for IO completion in this
@@ -182,6 +175,7 @@ void generic_pipe_buf_get(struct pipe_inode_info *, struct pipe_buffer *);
int generic_pipe_buf_confirm(struct pipe_inode_info *, struct pipe_buffer *);
int generic_pipe_buf_steal(struct pipe_inode_info *, struct pipe_buffer *);
void generic_pipe_buf_release(struct pipe_inode_info *, struct pipe_buffer *);
+void pipe_buf_mark_unmergeable(struct pipe_buffer *buf);
extern const struct pipe_buf_operations nosteal_pipe_buf_ops;