Messages in this thread | | | Date | Wed, 9 May 2012 20:43:48 -0700 | From | Greg KH <> | Subject | Re: [PATCH] w1: Add 1-wire slave device driver for DS28E04-100 |
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On Thu, May 10, 2012 at 04:43:50AM +0400, Evgeniy Polyakov wrote: > On Wed, May 09, 2012 at 05:01:26PM -0700, Greg KH (greg@kroah.com) wrote: > > Binary sysfs files should be "pass through" only, the kernel should not > > touch the data involved in them at all, it is a pipe directly from the > > kernel to userspace for binary blob data, like firmware images. You > > should never do any processing of any binary file data at all in the > > kernel. > > And if some of the data should be somehow changed, what interfact should > be used? Also, Markus, does DS28E04 change written/read data when doing > IO? > > I must admit, I never heared that binary sysfs files have to follow this > constraint.
For some reason I thought I had documented it years ago, but in digging through the Documentation directory, I don't see it anywhere, sorry about that.
I'll add it to my ever-growing TODO list...
thanks,
greg k-h
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