Messages in this thread | | | From | Pkshih <> | Subject | RE: [PATCH RFC v1 1/7] mac80211: Add stations iterator where the iterator function may sleep | Date | Mon, 19 Jul 2021 05:46:37 +0000 |
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> -----Original Message----- > From: Martin Blumenstingl [mailto:martin.blumenstingl@googlemail.com] > Sent: Sunday, July 18, 2021 4:41 AM > To: linux-wireless@vger.kernel.org > Cc: tony0620emma@gmail.com; kvalo@codeaurora.org; johannes@sipsolutions.net; netdev@vger.kernel.org; > linux-kernel@vger.kernel.org; Neo Jou; Jernej Skrabec; Martin Blumenstingl > Subject: [PATCH RFC v1 1/7] mac80211: Add stations iterator where the iterator function may sleep > > ieee80211_iterate_active_interfaces() and > ieee80211_iterate_active_interfaces_atomic() already exist, where the > former allows the iterator function to sleep. Add > ieee80211_iterate_stations() which is similar to > ieee80211_iterate_stations_atomic() but allows the iterator to sleep. > This is needed for adding SDIO support to the rtw88 driver. Some > interators there are reading or writing registers. With the SDIO ops > (sdio_readb, sdio_writeb and friends) this means that the iterator > function may sleep. > > Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com> > --- > include/net/mac80211.h | 18 ++++++++++++++++++ > net/mac80211/util.c | 13 +++++++++++++ > 2 files changed, 31 insertions(+) > > diff --git a/include/net/mac80211.h b/include/net/mac80211.h > index d8a1d09a2141..77de89690008 100644 > --- a/include/net/mac80211.h > +++ b/include/net/mac80211.h > @@ -5575,6 +5575,24 @@ void ieee80211_iterate_active_interfaces_mtx(struct ieee80211_hw *hw, > struct ieee80211_vif *vif), > void *data); > > +/** > + * ieee80211_iterate_stations_atomic - iterate stations
ieee80211_iterate_stations - ...
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