Messages in this thread | | | Date | Sun, 12 Apr 2015 08:00:47 -0700 | From | Guenter Roeck <> | Subject | Re: [PATCH] xtensa: Fix execdomain removal |
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On 04/12/2015 07:43 AM, Jeff Epler wrote: > On Sat, Apr 11, 2015 at 07:19:51PM -0700, Guenter Roeck wrote: >> The removal of exexdomain changes pointer offsets into the thread_info >> structure. > ... >> -#define TI_EXEC_DOMAIN 0x00000004 >> -#define TI_FLAGS 0x00000008 >> +#define TI_FLAGS 0x00000004 > > Hmm. If these have to be maintained by hand, perhaps they can be > BUILD_BUG_ON'd in some appropriate C file? e.g., > > BUILD_BUG_ON(TI_FLAGS != offsetof(struct thread_info, flags)); > > Jeff > Other architectures use either DEFINE or OFFSET macros to define those flags, so that would probably be a better solution if something more fancy is asked for. That should probably be a separate patch, though.
Guenter
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