Re: [PATCH] arm64: traps: Mark __le16, __le32, __user variables properly
From: Luc Van Oostenryck
Date: Mon Feb 20 2017 - 05:05:41 EST
On Mon, Feb 20, 2017 at 9:47 AM, Stephen Boyd <stephen.boyd@xxxxxxxxxx> wrote:
> Quoting Luc Van Oostenryck (2017-02-18 17:58:09)
>> On Fri, Feb 17, 2017 at 08:51:12AM -0800, Stephen Boyd wrote:
>> > arch/arm64/kernel/traps.c:567:10: warning: Initializer entry defined twice
>> > arch/arm64/kernel/traps.c:568:10: also defined here
>> This one I find strange. Can you tell which are those two entries?
>>
>
> This is:
>
> static const char *esr_class_str[] = {
> [0 ... ESR_ELx_EC_MAX] = "UNRECOGNIZED EC",
> [ESR_ELx_EC_UNKNOWN] = "Unknown/Uncategorized",
>
> where we initialize the entire array to an "unknown" value once, and
> then fill in the known values after that. This isn't a very common
> pattern, but it is used from time to time to avoid having lots of lines
> to do the same thing.
I see, yes can be handy but indeed spaese doesn't know about it yet.
Luc