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author | Souptick Joarder <jrdr.linux@gmail.com> | 2020-06-18 00:57:03 +0530 |
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committer | Jonathan Corbet <corbet@lwn.net> | 2020-06-19 13:26:22 -0600 |
commit | 00674c4f10e9dcde9a89c8ebf972abe86f1ef9de (patch) | |
tree | 11c87de7d138ead4a4754f4fd34cd1d8395fc536 /Documentation/core-api | |
parent | e996919b7292d8aa1ff16d90b1e0684e7627fc53 (diff) |
docs: mm/gup: Minor documentation update
Now there are 5 cases. Updated the same.
Signed-off-by: Souptick Joarder <jrdr.linux@gmail.com>
Reviewed-by: John Hubbard <jhubbard@nvidia.com>
Link: https://lore.kernel.org/r/1592422023-7401-1-git-send-email-jrdr.linux@gmail.com
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Diffstat (limited to 'Documentation/core-api')
-rw-r--r-- | Documentation/core-api/pin_user_pages.rst | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/Documentation/core-api/pin_user_pages.rst b/Documentation/core-api/pin_user_pages.rst index 6068266dd303..7ca8c7bac650 100644 --- a/Documentation/core-api/pin_user_pages.rst +++ b/Documentation/core-api/pin_user_pages.rst @@ -33,7 +33,7 @@ all combinations of get*(), pin*(), FOLL_LONGTERM, and more. Also, the pin_user_pages*() APIs are clearly distinct from the get_user_pages*() APIs, so that's a natural dividing line, and a good point to make separate wrapper calls. In other words, use pin_user_pages*() for DMA-pinned pages, and -get_user_pages*() for other cases. There are four cases described later on in +get_user_pages*() for other cases. There are five cases described later on in this document, to further clarify that concept. FOLL_PIN and FOLL_GET are mutually exclusive for a given gup call. However, |