Re: [PATCH v5] add MAP_UNLOCKED mmap flag

From: Chris Wright
Date: Wed Jan 13 2010 - 12:32:37 EST

* Gleb Natapov (gleb@xxxxxxxxxx) wrote:
> If application does mlockall(MCL_FUTURE) it is no longer possible to mmap
> file bigger than main memory or allocate big area of anonymous memory
> in a thread safe manner. Sometimes it is desirable to lock everything
> related to program execution into memory, but still be able to mmap
> big file or allocate huge amount of memory and allow OS to swap them on
> demand. MAP_UNLOCKED allows to do that.
> Signed-off-by: Gleb Natapov <gleb@xxxxxxxxxx>

Looks good to me.

Acked-by: Chris Wright <chrisw@xxxxxxxxxxxx>

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