Re: [PATCH] hv: utils: add PTP_1588_CLOCK to Kconfig to fix build

From: Wei Liu
Date: Sun Nov 28 2021 - 16:28:12 EST


On Sat, Nov 27, 2021 at 07:12:11PM +0000, Michael Kelley (LINUX) wrote:
> From: Randy Dunlap <rdunlap@xxxxxxxxxxxxx> Sent: Thursday, November 25, 2021 6:33 PM
> >
> > The hyperv utilities use PTP clock interfaces and should depend a
> > a kconfig symbol such that they will be built as a loadable module or
> > builtin so that linker errors do not happen.
> >
> > Prevents these build errors:
> >
> > ld: drivers/hv/hv_util.o: in function `hv_timesync_deinit':
> > hv_util.c:(.text+0x37d): undefined reference to `ptp_clock_unregister'
> > ld: drivers/hv/hv_util.o: in function `hv_timesync_init':
> > hv_util.c:(.text+0x738): undefined reference to `ptp_clock_register'
> >
> > Fixes: 46a971913611a ("Staging: hv: move hyperv code out of staging directory")
>
> Seems like the "Fixes" tag should reference something a little newer than
> when the Hyper-V code was first added. Either commit 3716a49a81ba
> ("hv_utils: implement Hyper-V PTP source") or commit e5f31552674e
> ("ethernet: fix PTP_1588_CLOCK dependencies") when
> PTP_1588_CLOCK_OPTIONAL was added.
[...]
>
> Reviewed-by: Michael Kelley <mikelley@xxxxxxxxxxxxx>

I used 3716a49a81ba in the Fixes tag and pushed it to hyperv-fixes.

Wei.