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xgbe_map_rx_buffer is rather confused about what PAGE_ALLOC_COSTLY_ORDER means. It uses PAGE_ALLOC_COSTLY_ORDER-1 assuming that PAGE_ALLOC_COSTLY_ORDER is the first costly order which is not the case actually because orders larger than that are costly. And even that applies only to sleeping allocations which is not the case here. We simply do not perform any costly operations like reclaim or compaction for those. Simplify the code by dropping the order calculation and use PAGE_ALLOC_COSTLY_ORDER directly. Signed-off-by: Michal Hocko <mhocko@suse.com> Acked-by: Tom Lendacky <thomas.lendacky@amd.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Linux kernel ============ This file was moved to Documentation/admin-guide/README.rst Please notice that there are several guides for kernel developers and users. These guides can be rendered in a number of formats, like HTML and PDF. In order to build the documentation, use ``make htmldocs`` or ``make pdfdocs``. There are various text files in the Documentation/ subdirectory, several of them using the Restructured Text markup notation. See Documentation/00-INDEX for a list of what is contained in each file. 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.