Laurent Vivier wrote:
When kernel has to send MMIO writes to userspace, it stores them
in memory until it has to pass the hand to userspace for another
reason. This avoids to have too many context switches on operations
that can wait.
These patches introduce an ioctl() to define MMIO allowed to be coalesced.
This is the kernel part of the coalesced MMIO functionality.
Applied all, thanks.
--
Do not meddle in the internals of kernels, for they are subtle and quick to
panic.
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