Re: [PATCH] staging:r8723bs: remove wrappers around skb_clone()

From: Joe Perches
Date: Sun May 31 2020 - 12:16:07 EST


On Sun, 2020-05-31 at 19:08 +0300, Ivan Safonov wrote:
> Wrappers around skb_clone() do not simplify the driver code.
[]
> -inline struct sk_buff *_rtw_skb_clone(struct sk_buff *skb)
> -{
> - return skb_clone(skb, in_interrupt() ? GFP_ATOMIC : GFP_KERNEL);
> -}
> -
[]
> diff --git a/drivers/staging/rtl8723bs/os_dep/recv_linux.c b/drivers/staging/rtl8723bs/os_dep/recv_linux.c
[]
> @@ -110,7 +110,7 @@ void rtw_os_recv_indicate_pkt(struct adapter *padapter, _pkt *pkt, struct rx_pkt
> if (memcmp(pattrib->dst, myid(&padapter->eeprompriv), ETH_ALEN)) {
> if (bmcast) {
> psta = rtw_get_bcmc_stainfo(padapter);
> - pskb2 = rtw_skb_clone(pkt);
> + pskb2 = skb_clone(pkt, GFP_ATOMIC);

Why make every clone allocation GFP_ATOMIC ?