Messages in this thread | | | Date | Mon, 1 Jan 2007 09:09:31 -0800 | From | Randy Dunlap <> | Subject | Re: replace "memset(...,0,PAGE_SIZE)" calls with "clear_page()"? |
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On Mon, 1 Jan 2007 17:42:31 +0900 Paul Mundt wrote:
> On Mon, Jan 01, 2007 at 02:59:32AM +0100, Folkert van Heusden wrote: > > > > regarding alignment that don't allow clear_page() to be used > > > > copy_page() in the memcpy() case), but it's going to need a lot of > > > > Maybe these optimalisations should be in the coding style docs? > > > For what purpose? CodingStyle is not about documenting usage constraints > for every minor part of the kernel. If someone intends to use an API, > it's up to them to figure out the semantics for doing so. Let's not > confuse common sense with style. > -
I agree, these aren't CodingStyle material. They could make sense in some other doc, either MM/VM-related or more general.
I've often wanted a somewhat introductory doc about Linux environmental assumptions (memory model, pointers/longs, data cleared to 0, many other items that I don't have on my fingertips).
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