From mboxrd@z Thu Jan 1 00:00:00 1970 From: Julia Lawall Date: Sat, 16 Apr 2022 09:41:31 +0200 (CEST) Subject: [Intel-wired-lan] [PATCH v2] intel: igb: igb_ethtool.c: Convert kmap() to kmap_local_page() In-Reply-To: <20220416011920.5380-1-eng.alaamohamedsoliman.am@gmail.com> References: <20220416011920.5380-1-eng.alaamohamedsoliman.am@gmail.com> Message-ID: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: intel-wired-lan@osuosl.org List-ID: On Sat, 16 Apr 2022, Alaa Mohamed wrote: > The use of kmap() is being deprecated in favor of kmap_local_page() > where it is feasible. > > With kmap_local_page(), the mapping is per thread, CPU local and not > globally visible. > > Signed-off-by: Alaa Mohamed > --- > changes in V2: > fix kunmap_local path value to be address This is not understandable. What address? julia > --- > drivers/net/ethernet/intel/igb/igb_ethtool.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/drivers/net/ethernet/intel/igb/igb_ethtool.c b/drivers/net/ethernet/intel/igb/igb_ethtool.c > index 2a5782063f4c..c14fc871dd41 100644 > --- a/drivers/net/ethernet/intel/igb/igb_ethtool.c > +++ b/drivers/net/ethernet/intel/igb/igb_ethtool.c > @@ -1798,14 +1798,14 @@ static int igb_check_lbtest_frame(struct igb_rx_buffer *rx_buffer, > > frame_size >>= 1; > > - data = kmap(rx_buffer->page); > + data = kmap_local_page(rx_buffer->page); > > if (data[3] != 0xFF || > data[frame_size + 10] != 0xBE || > data[frame_size + 12] != 0xAF) > match = false; > > - kunmap(rx_buffer->page); > + kunmap_local(data); > > return match; > } > -- > 2.35.2 > > >