Messages in this thread | | | Date | Thu, 22 Mar 2012 14:41:22 -0700 | From | Andrew Morton <> | Subject | Re: [PATCH 00/16] mm: prepare for converting vm->vm_flags to 64-bit |
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On Thu, 22 Mar 2012 21:28:11 +0000 Al Viro <viro@ZenIV.linux.org.uk> wrote:
> On Thu, Mar 22, 2012 at 02:26:47PM -0700, Andrew Morton wrote: > > It would be nice to find some way of triggering compiler warnings or > > sparse warnings if someone mixes a 32-bit type with a vm_flags_t. Any > > thoughts on this? > > > > (Maybe that's what __nocast does, but Documentation/sparse.txt doesn't > > describe it) > > Use __bitwise for that - check how gfp_t is handled.
So what does __nocast do?
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