Re: [PATCH net-next] r8169: improve rx buffer allocation

2019-01-22 Thread David Miller
From: Heiner Kallweit Date: Sun, 20 Jan 2019 11:12:01 +0100 > 8 years ago, as part of 6f0333b8fde4 ("r8169: use 50% less ram for RX > ring"), the alignment requirement for rx buffers was silently changed > from 8 bytes to 16 bytes. I found nothing explaining this, also the > chip specs I have onl

[PATCH net-next] r8169: improve rx buffer allocation

2019-01-20 Thread Heiner Kallweit
8 years ago, as part of 6f0333b8fde4 ("r8169: use 50% less ram for RX ring"), the alignment requirement for rx buffers was silently changed from 8 bytes to 16 bytes. I found nothing explaining this, also the chip specs I have only mention an 8 byte requirement. AFAICS kmalloc_node() guarantees allo