Module Name: src
Committed By: jmcneill
Date: Thu Sep 23 10:31:23 UTC 2021
Modified Files:
src/sys/dev/pci: if_ena.c
Log Message:
ena: fix packet reordering issue
A reorder occures when
- memory allocation fails in bus_dmamap_load_mbuf() or
- submission queue is full
This patch makes ena(4) to
- allocate memory in advance (BUS_DMA_ALLOCNOW flag in bus_dmamap_create())
- check if the queue is vacant before pcq_get()
Patch from KUSABA Takeshi <t-kus...@iij.ad.jp>
To generate a diff of this commit:
cvs rdiff -u -r1.31 -r1.32 src/sys/dev/pci/if_ena.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
