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68e93ac5a3
Perform dma_sync_single_for_cpu() on monitor ring rx buffer before reading BUFFER_DONE tag and do dma_unmap_single() only after device had set BUFFER_DONE tag to the buffer. Also when BUFFER_DONE tag is not set, allow the buffer to get read next time without freeing skb. This helps to fix AP+Monitor VAP with flood traffic scenario to see monitor ring rx buffer overrun missing BUFFER_DONE tag to be set. Also remove redundant rx dma buf free performed on DP rx_mon_status_refill_ring. Tested-on: IPQ8074 hw2.0 AHB WLAN.HK.2.7.0.1-01744-QCAHKSWPL_SILICONZ-1 Signed-off-by: Sathishkumar Muruganandam <quic_murugana@quicinc.com> Signed-off-by: Harshitha Prem <quic_hprem@quicinc.com> Signed-off-by: Kalle Valo <quic_kvalo@quicinc.com> Link: https://lore.kernel.org/r/20230309164434.32660-1-quic_hprem@quicinc.com |
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| README | ||
Linux kernel
============
There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.
In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``. The formatted documentation can also be read online at:
https://www.kernel.org/doc/html/latest/
There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.
Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.