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authorJoonas Lahtinen <joonas.lahtinen@linux.intel.com>2019-02-20 11:04:08 +0200
committerJoonas Lahtinen <joonas.lahtinen@linux.intel.com>2019-02-20 11:04:08 +0200
commitd0781a89c06f46d0f75e4e142061b8accb67cbe5 (patch)
tree6a1731bfc76fd92aac1880c23f75377462e07b35 /Documentation/core-api/xarray.rst
parent7f4127c4839b1801087e08b1797e830a766391c1 (diff)
parenta5f2fafece141ef3509e686cea576366d55cabb6 (diff)
downloadlinux-next-d0781a89c06f46d0f75e4e142061b8accb67cbe5.tar.gz
linux-next-d0781a89c06f46d0f75e4e142061b8accb67cbe5.zip
Merge drm/drm-next into drm-intel-next-queued
Doing a backmerge to be able to merge topic/mei-hdcp-2019-02-19 PR. Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Diffstat (limited to 'Documentation/core-api/xarray.rst')
-rw-r--r--Documentation/core-api/xarray.rst15
1 files changed, 9 insertions, 6 deletions
diff --git a/Documentation/core-api/xarray.rst b/Documentation/core-api/xarray.rst
index 6a6d67acaf69..5d54b27c6eba 100644
--- a/Documentation/core-api/xarray.rst
+++ b/Documentation/core-api/xarray.rst
@@ -108,12 +108,13 @@ some, but not all of the other indices changing.
Sometimes you need to ensure that a subsequent call to :c:func:`xa_store`
will not need to allocate memory. The :c:func:`xa_reserve` function
-will store a reserved entry at the indicated index. Users of the normal
-API will see this entry as containing ``NULL``. If you do not need to
-use the reserved entry, you can call :c:func:`xa_release` to remove the
-unused entry. If another user has stored to the entry in the meantime,
-:c:func:`xa_release` will do nothing; if instead you want the entry to
-become ``NULL``, you should use :c:func:`xa_erase`.
+will store a reserved entry at the indicated index. Users of the
+normal API will see this entry as containing ``NULL``. If you do
+not need to use the reserved entry, you can call :c:func:`xa_release`
+to remove the unused entry. If another user has stored to the entry
+in the meantime, :c:func:`xa_release` will do nothing; if instead you
+want the entry to become ``NULL``, you should use :c:func:`xa_erase`.
+Using :c:func:`xa_insert` on a reserved entry will fail.
If all entries in the array are ``NULL``, the :c:func:`xa_empty` function
will return ``true``.
@@ -183,6 +184,8 @@ Takes xa_lock internally:
* :c:func:`xa_store_bh`
* :c:func:`xa_store_irq`
* :c:func:`xa_insert`
+ * :c:func:`xa_insert_bh`
+ * :c:func:`xa_insert_irq`
* :c:func:`xa_erase`
* :c:func:`xa_erase_bh`
* :c:func:`xa_erase_irq`