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Merge branch 'work.set_fs' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

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Pull more set_fs removal from Al Viro:
 "Christoph's 'use kernel_read and friends rather than open-coding
  set_fs()' series"

* 'work.set_fs' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs:
  fs: unexport vfs_readv and vfs_writev
  fs: unexport vfs_read and vfs_write
  fs: unexport __vfs_read/__vfs_write
  lustre: switch to kernel_write
  gadget/f_mass_storage: stop messing with the address limit
  mconsole: switch to kernel_read
  btrfs: switch write_buf to kernel_write
  net/9p: switch p9_fd_read to kernel_write
  mm/nommu: switch do_mmap_private to kernel_read
  serial2002: switch serial2002_tty_write to kernel_{read/write}
  fs: make the buf argument to __kernel_write a void pointer
  fs: fix kernel_write prototype
  fs: fix kernel_read prototype
  fs: move kernel_read to fs/read_write.c
  fs: move kernel_write to fs/read_write.c
  autofs4: switch autofs4_write to __kernel_write
  ashmem: switch to ->read_iter
This commit is contained in:
Linus Torvalds
2017-09-14 18:13:32 -07:00
parent cc73fee0ba 9725d4cef6
commit 581bfce969
31 changed files with 147 additions and 236 deletions
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7
arch/um/drivers/mconsole_kern.c
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@@ -148,12 +148,7 @@ void mconsole_proc(struct mc_request *req)
}
do {
loff_t pos = file->f_pos;
mm_segment_t old_fs = get_fs();
set_fs(KERNEL_DS);
len = vfs_read(file, buf, PAGE_SIZE - 1, &pos);
set_fs(old_fs);
file->f_pos = pos;
len = kernel_read(file, buf, PAGE_SIZE - 1, &file->f_pos);
if (len < 0) {
mconsole_reply(req, "Read of file failed", 1, 0);
goto out_free;