On Fri, Jun 10, 2016 at 3:19 PM, Arnd Bergmann <a...@arndb.de> wrote:
> On Thursday, June 9, 2016 11:45:01 AM CEST Linus Torvalds wrote:
>> On Wed, Jun 8, 2016 at 10:04 PM, Deepa Dinamani <deepa.ker...@gmail.com> 
>> wrote:
>> > CURRENT_TIME_SEC and CURRENT_TIME are not y2038 safe.
>> > current_fs_time() will be transitioned to be y2038 safe
>> > along with vfs.
>> >
>> > current_fs_time() returns timestamps according to the
>> > granularities set in the super_block.
>>
>> All existing users and all the ones in this patch (and the others too,
>> although I didn't go through them very carefully) really would prefer
>> just passing in the inode directly, rather than the superblock.
>>
>> So I don't want to add more users of this broken interface.  It was a
>> mistake to use the superblock. The fact that the time granularity
>> exists there is pretty much irrelevant. If every single user wants to
>> use an inode pointer, then that is what the function should get.
>
> I guess it would help to give the function a new name in the process,
> if only to avoid possible conflicts. That new name of course needs to
> be at least as intuitive as the old one. How about
>
> struct timespec fs_timestamp(struct inode *);

Would moving the function to fs/ directory (filesystems.c/ super.c /
inode.c) and calling it current_time() or fs_current_time() make
sense?
The declaration is already part of fs.h.

This is actually a vfs function.
And, the time functions it uses are already exported.
Leaving it in the time.c by renaming to current_time() would be
confusing in spite of
the struct inode* argument.

-Deepa
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