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    SubjectRe: [PATCH v5 09/11] fs/pipe.c: export create_pipe_files() and replace_fd()
    On Mon, 13 Nov 2017, Jarkko Sakkinen wrote:

    + Cc: Al

    - Cc: that intel sgx list because it's moderated and spams my inbox with
    useless moderation mails.

    > Exported create_pipe_files() and replace_fd() because the SGX driver
    > needs to be able to setup pipes in order to communicate with the helper
    > process that hosts the Launch Enclave (LE). The pipe creation will be
    > done in the init-callback supplied to call_usermodehelper_setup().
    >
    > The driver will use two pipes for communication with the LE hosting
    > process:
    >
    > * One for writing SIGSTRUCT blobs.
    > * One for reading EINITTOKEN blobs.

    Can you pretty please make sure that people who maintain the affected code
    are CC'd on your changes?

    > Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
    > ---
    > fs/file.c | 1 +
    > fs/pipe.c | 1 +
    > 2 files changed, 2 insertions(+)
    >
    > diff --git a/fs/file.c b/fs/file.c
    > index 1fc7fbbb4510..b1fa28919b22 100644
    > --- a/fs/file.c
    > +++ b/fs/file.c
    > @@ -871,6 +871,7 @@ int replace_fd(unsigned fd, struct file *file, unsigned flags)
    > spin_unlock(&files->file_lock);
    > return err;
    > }
    > +EXPORT_SYMBOL_GPL(replace_fd);
    >
    > SYSCALL_DEFINE3(dup3, unsigned int, oldfd, unsigned int, newfd, int, flags)
    > {
    > diff --git a/fs/pipe.c b/fs/pipe.c
    > index 97e5be897753..ee33a84127e7 100644
    > --- a/fs/pipe.c
    > +++ b/fs/pipe.c
    > @@ -784,6 +784,7 @@ int create_pipe_files(struct file **res, int flags)
    > iput(inode);
    > return err;
    > }
    > +EXPORT_SYMBOL_GPL(create_pipe_files);
    >
    > static int __do_pipe_flags(int *fd, struct file **files, int flags)
    > {
    > --
    > 2.14.1
    >
    >

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