Messages in this thread | | | Date | Thu, 13 Nov 2014 22:49:07 +0100 | Subject | Re: [PATCH 04/56] fs: Macros to define splice file_operations | From | Richard Weinberger <> |
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On Thu, Nov 13, 2014 at 10:22 PM, Pieter Smith <pieter@boesman.nl> wrote: > Provides a CONFIG_SYSCALL_SPLICE compatible way of defining the .splice_read > and .splice_write file_operations so that they can later be compiled out when > the kernel is configured without the splice-family syscalls > > Signed-off-by: Pieter Smith <pieter@boesman.nl> > --- > include/linux/fs.h | 26 ++++++++++++++++++++++++++ > 1 file changed, 26 insertions(+) > > diff --git a/include/linux/fs.h b/include/linux/fs.h > index 9418772..a88de9f 100644 > --- a/include/linux/fs.h > +++ b/include/linux/fs.h > @@ -1512,6 +1512,32 @@ struct file_operations { > int (*show_fdinfo)(struct seq_file *m, struct file *f); > }; > > +#ifdef CONFIG_SYSCALL_SPLICE > + > +/* > + * Define and init the splice_read member of a file_operations struct > + */ > +#define SPLICE_READ_INIT(read) .splice_read = read, > + > +/* > + * Define and init the splice_read member of a file_operations struct > + */ > +#define SPLICE_WRITE_INIT(write) .splice_write = write,
This is ugly like hell. Why can't you do something like __exit_p()?
-- Thanks, //richard
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