When page pool is added to the hns3 driver, it is always enabled unconditionally, which means spilt page handling in the hns3 driver is dead code. As there is a requirement to test the performance between spilt page handling in driver and page pool, so add a module param to support disabling the page pool. When the page pool is proved to perform better in most case, the spilt page handling in driver can be removed. Fixes: 93188e9642c3 ("net: hns3: support skb's frag page recycling based on page pool") Signed-off-by: Yunsheng Lin <linyunsheng@huawei.com> Signed-off-by: Guangbin Huang <huangguangbin2@huawei.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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.
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