Messages in this thread |  | | | Date | Fri, 22 Apr 2011 03:28:40 +0200 | | From | Sam Ravnborg <> | | Subject | Re: [RFC PATCH] kbuild: implement several W= levels |
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> Just started looking at the patch. > I tested it and -Wnested-externs is causing a *lot* of noise, because of > the nested extern ‘_NSIG_WORDS_is_unsupported_size’ in > include/linux/signal.h, which gets included a lot. > So, unless that changes, I think that it shouldn't be enabled for W=1.
It is just the same issue that pops up for each file. It is easy to fix.
The ones that does not belong in W=1 is those that are triggered by many different places in the kernel.
If they are triggered in a few .h files they look noisy, but it is easy to fix.
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