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Groups > linux.kernel > #1725158

[PATCH 16/17] fs: unexport vfs_read and vfs_write

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No modular users left.  Given that they take user pointers there is no
good reason to export it to drivers to start with.

Signed-off-by: Christoph Hellwig <hch@lst.de>
---
 fs/read_write.c | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/fs/read_write.c b/fs/read_write.c
index 49450c642298..f5cfce243cef 100644
--- a/fs/read_write.c
+++ b/fs/read_write.c
@@ -454,8 +454,6 @@ ssize_t vfs_read(struct file *file, char __user *buf, size_t count, loff_t *pos)
 	return ret;
 }
 
-EXPORT_SYMBOL(vfs_read);
-
 static ssize_t new_sync_write(struct file *filp, const char __user *buf, size_t len, loff_t *ppos)
 {
 	struct iovec iov = { .iov_base = (void __user *)buf, .iov_len = len };
@@ -554,8 +552,6 @@ ssize_t vfs_write(struct file *file, const char __user *buf, size_t count, loff_
 	return ret;
 }
 
-EXPORT_SYMBOL(vfs_write);
-
 static inline loff_t file_pos_read(struct file *file)
 {
 	return file->f_pos;
-- 
2.11.0

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switch in-kernel read/write calls to kernel_read/write V2 Christoph Hellwig <hch@lst.de> - 2017-09-01 17:40 +0200
  [PATCH 01/17] ashmem: switch to ->read_iter Christoph Hellwig <hch@lst.de> - 2017-09-01 17:40 +0200
  [PATCH 06/17] fs: fix kernel_write prototype Christoph Hellwig <hch@lst.de> - 2017-09-01 17:40 +0200
  [PATCH 04/17] fs: move kernel_read to fs/read_write.c Christoph Hellwig <hch@lst.de> - 2017-09-01 17:40 +0200
  [PATCH 03/17] fs: move kernel_write to fs/read_write.c Christoph Hellwig <hch@lst.de> - 2017-09-01 17:40 +0200
  [PATCH 15/17] fs: unexport __vfs_read/__vfs_write Christoph Hellwig <hch@lst.de> - 2017-09-01 17:50 +0200
  [PATCH 16/17] fs: unexport vfs_read and vfs_write Christoph Hellwig <hch@lst.de> - 2017-09-01 17:50 +0200
  [PATCH 07/17] fs: make the buf argument to __kernel_write a void pointer Christoph Hellwig <hch@lst.de> - 2017-09-01 17:50 +0200
  [PATCH 14/17] lustre: switch to kernel_write Christoph Hellwig <hch@lst.de> - 2017-09-01 17:50 +0200
  [PATCH 02/17] autofs4: switch autofs4_write to __kernel_write Christoph Hellwig <hch@lst.de> - 2017-09-01 17:50 +0200
  [PATCH 10/17] net/9p: switch p9_fd_read to kernel_write Christoph Hellwig <hch@lst.de> - 2017-09-01 17:50 +0200
  [PATCH 09/17] mm/nommu: switch do_mmap_private to kernel_read Christoph Hellwig <hch@lst.de> - 2017-09-01 17:50 +0200
  [PATCH 05/17] fs: fix kernel_read prototype Christoph Hellwig <hch@lst.de> - 2017-09-01 17:50 +0200
  [PATCH 13/17] gadget/f_mass_storage: stop messing with the address limit Christoph Hellwig <hch@lst.de> - 2017-09-01 17:50 +0200
  [PATCH 12/17] mconsole: switch to kernel_read Christoph Hellwig <hch@lst.de> - 2017-09-01 17:50 +0200
  [PATCH 08/17] serial2002: switch serial2002_tty_write to kernel_{read/write} Christoph Hellwig <hch@lst.de> - 2017-09-01 17:50 +0200
  [PATCH 17/17] fs: unexport vfs_readv and vfs_writev Christoph Hellwig <hch@lst.de> - 2017-09-01 17:50 +0200
  [PATCH 11/17] btrfs: switch write_buf to kernel_write Christoph Hellwig <hch@lst.de> - 2017-09-01 17:50 +0200

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