Messages in this thread | | | Date | Fri, 16 Mar 2018 14:33:06 -0700 | From | Andrew Morton <> | Subject | Re: [PATCH] mm: add config for readahead window |
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On Fri, 16 Mar 2018 11:25:08 -0700 Wei Wang <wvw@google.com> wrote:
> Change VM_MAX_READAHEAD value from the default 128KB to a configurable > value. This will allow the readahead window to grow to a maximum size > bigger than 128KB during boot, which could benefit to sequential read > throughput and thus boot performance.
You can presently run ioctl(BLKRASET) against the block device?
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