On Tue, Oct 28, 2014 at 01:19:10PM +0100, Arend van Spriel wrote: > This patch adds a helper function that simplifies adding a > so-called single_open sequence file for device drivers. The > calling device driver needs to provide a read function and > a device pointer. The field struct seq_file::private will > reference the device pointer upon call to the read function > so the driver can obtain his data from it and do its task > of providing the file content using seq_printf() calls and > alike. Using this helper function also gets rid of the need > to specify file operations per debugfs file. > > Signed-off-by: Arend van Spriel <[email protected]> > --- > fs/debugfs/file.c | 54 > +++++++++++++++++++++++++++++++++++++++++++++++++ > include/linux/debugfs.h | 16 ++++++++++++++- > 2 files changed, 69 insertions(+), 1 deletion(-)
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