Re: [PATCH 0/4] fscrypt: remove checks for encryption key after file open

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Eric,

> On 23 May 2017, at 02:39, Eric Biggers <ebiggers3@xxxxxxxxx> wrote:
> 
> From: Eric Biggers <ebiggers@xxxxxxxxxx>
> 
> This series removes checks for a regular file's encryption key that occur
> after we've already opened the file.  We're guaranteed to already have
> the key in such places, since we require it in ->open().  open() fails
> with ENOKEY otherwise, and a file descriptor is never made available.
> 
> This pertains to regular files only.  (Directories can be opened with or
> without their key.)
> 
> Eric Biggers (4):
>  ext4: don't bother checking for encryption key in ->mmap()
>  f2fs: don't bother checking for encryption key in ->mmap()
>  ubifs: don't bother checking for encryption key in ->mmap()
>  f2fs: don't bother checking for encryption key in ->write_iter()
> 
> fs/ext4/file.c  |  7 -------
> fs/f2fs/file.c  | 13 -------------
> fs/ubifs/file.c |  9 ---------
> 3 files changed, 29 deletions(-)

The whole series looks good to me. So feel free to add my
Reviewed-by: David Gstir <david@xxxxxxxxxxxxx>

David



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