On Tue, 2015-07-07 at 10:43 -0300, Mauro Carvalho Chehab wrote: > The #define __pmem was put at the wrong place, inside a > __rcu check. The way it is, if CONFIG_SPARSE_RCU_POINTER is > not defined, it will produce thousands of errors like: > > ./arch/x86/include/asm/io.h:251:27: error: void declaration > ./arch/x86/include/asm/io.h:251:27: error: Expected ; at end of declaration > ./arch/x86/include/asm/io.h:251:27: error: got * > > making sparse pretty much useless, due to the excess of noise. > > So, move the define out of the sparse RCU pointer check. > > Signed-off-by: Mauro Carvalho Chehab <mchehab@xxxxxxxxxxxxxxx> > > diff --git a/include/linux/compiler.h b/include/linux/compiler.h > index 7f8ad9593da7..4f85b58b7285 100644 > --- a/include/linux/compiler.h > +++ b/include/linux/compiler.h > @@ -21,8 +21,8 @@ > # define __rcu __attribute__((noderef, address_space(4))) > #else > # define __rcu > +#endif > # define __pmem __attribute__((noderef, address_space(5))) > -#endif > extern void __chk_user_ptr(const volatile void __user *); > extern void __chk_io_ptr(const volatile void __iomem *); > #else Yep, thank you for the fix. I think Dan already has a version of this queued up in his tree for his next pull request: https://git.kernel.org/cgit/linux/kernel/git/djbw/nvdimm.git/commit/?h=libnvdimm-pending&id=31f02455455d405320e2f749696bef4e02903b35 -- To unsubscribe from this list: send the line "unsubscribe linux-sparse" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html