On Sat, Jun 23, 2018 at 10:12 AM, Coly Li <[email protected]> wrote:
> On 2018/6/22 9:48 PM, Arnd Bergmann wrote:
>> The get_seconds function is deprecated now since it returns a 32-bit
>> value that will eventually overflow, and we are replacing it throughout
>> the kernel with ktime_get_seconds() or ktime_get_real_seconds() that
>> return a time64_t.
>>
>> bcache uses get_seconds() to read the current system time and store it in
>> the superblock as well as in uuid_entry structures that are user visible.
>>
>> Unfortunately, the two structures in are still limited to 32 bits, so this
>> won't fix any real problems but will still overflow in year 2106. Let's
>> at least document that properly, in case we get an updated format in the
>> future it can be fixed. We still have a long time before the overflow
>> and checking the tools at https://github.com/koverstreet/bcache-tools
>> reveals no access to any of them.
>>
>> Signed-off-by: Arnd Bergmann <[email protected]>
>
> Added to 4.19 for-next.
I noticed this isn't part of linux-next (yet). Did it get dropped?
Arnd
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