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man/io_uring_register: make note of huge page pinning

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Signed-off-by: Jens Axboe <axboe@kernel.dk>
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Jens Axboe
2019-02-09 09:48:57 -07:00
parent 6726376f32
commit e9aa44135b
1 changed files with 3 additions and 1 deletions
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man/io_uring_register.2
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@@ -55,7 +55,9 @@ or
with the
.B MAP_ANONYMOUS
flag set. It is expected that this limitation will be lifted in the
future.
future. Huge pages are supported as well. Note that the entire huge
page will be pinned in the kernel, even if only a portion of it is
used.
After a successful call, the supplied buffers are mapped into the
kernel and eligible for I/O. To make use of them, the application