Message ID | 20200614061122.35928-1-gthelen@google.com |
---|---|
State | Awaiting Upstream |
Delegated to: | David Miller |
Headers | show |
Series | e1000e: add ifdef to avoid dead code | expand |
On 6/13/20 11:11 PM, Greg Thelen wrote: > Commit e086ba2fccda ("e1000e: disable s0ix entry and exit flows for ME > systems") added e1000e_check_me() but it's only called from > CONFIG_PM_SLEEP protected code. Thus builds without CONFIG_PM_SLEEP > see: > drivers/net/ethernet/intel/e1000e/netdev.c:137:13: warning: 'e1000e_check_me' defined but not used [-Wunused-function] > > Add CONFIG_PM_SLEEP ifdef guard to avoid dead code. > > Fixes: e086ba2fccda ("e1000e: disable s0ix entry and exit flows for ME systems") > Signed-off-by: Greg Thelen <gthelen@google.com> > --- > drivers/net/ethernet/intel/e1000e/netdev.c | 2 ++ > 1 file changed, 2 insertions(+) Reviewed-by: Eric Dumazet <edumazet@google.com> Thanks Greg
> -----Original Message----- > From: Eric Dumazet <eric.dumazet@gmail.com> > On 6/13/20 11:11 PM, Greg Thelen wrote: > > Commit e086ba2fccda ("e1000e: disable s0ix entry and exit flows for ME > > systems") added e1000e_check_me() but it's only called from > > CONFIG_PM_SLEEP protected code. Thus builds without CONFIG_PM_SLEEP > > see: > > drivers/net/ethernet/intel/e1000e/netdev.c:137:13: warning: > > 'e1000e_check_me' defined but not used [-Wunused-function] > > > > Add CONFIG_PM_SLEEP ifdef guard to avoid dead code. > > > > Fixes: e086ba2fccda ("e1000e: disable s0ix entry and exit flows for ME > > systems") > > Signed-off-by: Greg Thelen <gthelen@google.com> > > --- > > drivers/net/ethernet/intel/e1000e/netdev.c | 2 ++ > > 1 file changed, 2 insertions(+) > > Reviewed-by: Eric Dumazet <edumazet@google.com> [Kirsher, Jeffrey T] This patch is not necessary, after Arnd's patch. Here is his patch: http://patchwork.ozlabs.org/project/intel-wired-lan/patch/20200527134716.948148-1-arnd@arndb.de/ and I will be pushing it to Dave's net tree later tonight.
diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c index a279f4fa9962..165f0aea22c9 100644 --- a/drivers/net/ethernet/intel/e1000e/netdev.c +++ b/drivers/net/ethernet/intel/e1000e/netdev.c @@ -107,6 +107,7 @@ static const struct e1000_reg_info e1000_reg_info_tbl[] = { {0, NULL} }; +#ifdef CONFIG_PM_SLEEP struct e1000e_me_supported { u16 device_id; /* supported device ID */ }; @@ -145,6 +146,7 @@ static bool e1000e_check_me(u16 device_id) return false; } +#endif /* CONFIG_PM_SLEEP */ /** * __ew32_prepare - prepare to write to MAC CSR register on certain parts
Commit e086ba2fccda ("e1000e: disable s0ix entry and exit flows for ME systems") added e1000e_check_me() but it's only called from CONFIG_PM_SLEEP protected code. Thus builds without CONFIG_PM_SLEEP see: drivers/net/ethernet/intel/e1000e/netdev.c:137:13: warning: 'e1000e_check_me' defined but not used [-Wunused-function] Add CONFIG_PM_SLEEP ifdef guard to avoid dead code. Fixes: e086ba2fccda ("e1000e: disable s0ix entry and exit flows for ME systems") Signed-off-by: Greg Thelen <gthelen@google.com> --- drivers/net/ethernet/intel/e1000e/netdev.c | 2 ++ 1 file changed, 2 insertions(+)