From: Bijan Mottahedeh <[email protected]>
To: [email protected], [email protected]
Subject: [PATCH v2 10/10] man/io_uring_enter.2: document IORING_OP_BUFFERS_UPDATE
Date: Fri, 22 Jan 2021 14:54:59 -0800 [thread overview]
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>
Signed-off-by: Bijan Mottahedeh <[email protected]>
---
man/io_uring_enter.2 | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/man/io_uring_enter.2 b/man/io_uring_enter.2
index da20451..99f6756 100644
--- a/man/io_uring_enter.2
+++ b/man/io_uring_enter.2
@@ -636,6 +636,22 @@ See also
for the general description of the related system call. Available since 5.8.
.TP
+.B IORING_OP_BUFFERS_UPDATE
+This command is an alternative to using
+.B IORING_REGISTER_BUFFERS_UPDATE
+which then works in an async fashion, like the rest of the io_uring commands.
+The arguments passed in are the same.
+.I addr
+must contain a pointer to the array of iovecs,
+.I len
+must contain the length of the array, and
+.I off
+must contain the offset at which to operate. Note that the array of iovecs
+pointed to in
+.I addr
+must remain valid until this operation has completed. Available since 5.12.
+
+.TP
.B IORING_OP_FILES_UPDATE
This command is an alternative to using
.B IORING_REGISTER_FILES_UPDATE
--
1.8.3.1
prev parent reply other threads:[~2021-01-22 22:57 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-22 22:54 [PATCH v2 00/10] liburing: buffer registration enhancements Bijan Mottahedeh
2021-01-22 22:54 ` [PATCH v2 01/10] liburing: support buffer registration updates Bijan Mottahedeh
2021-01-22 22:54 ` [PATCH v2 02/10] liburing: support buffer registration sharing Bijan Mottahedeh
2021-01-22 22:54 ` [PATCH v2 03/10] test/buffer-register: add buffer registration test Bijan Mottahedeh
2021-01-22 22:54 ` [PATCH v2 04/10] test/buffer-update: add buffer registration update test Bijan Mottahedeh
2021-01-22 22:54 ` [PATCH v2 05/10] test/buffer-share: add buffer registration sharing test Bijan Mottahedeh
2021-01-22 22:54 ` [PATCH v2 06/10] test/buffer-share: add private memory option Bijan Mottahedeh
2021-01-22 22:54 ` [PATCH v2 07/10] test/buffer-share: add interruptible deadlock test Bijan Mottahedeh
2021-01-22 22:54 ` [PATCH v2 08/10] man/io_uring_setup.2: document buffer registration sharing Bijan Mottahedeh
2021-01-22 22:54 ` [PATCH v2 09/10] man/io_uring_register.2: document buffer registration updates Bijan Mottahedeh
2021-01-22 22:54 ` Bijan Mottahedeh [this message]
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