diff options
author | Benn Pörscke <benn.porscke@stericsson.com> | 2011-12-16 15:04:55 +0100 |
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committer | Benn Pörscke <benn.porscke@stericsson.com> | 2011-12-16 15:04:55 +0100 |
commit | 93f379e6cfadfded0d262192ca69d1abc096d90e (patch) | |
tree | 43f180e31ee26ee94f7d2dd559132c30c6476b4d /include/linux/ion.h | |
parent | 77955e37bd395f789900b8e180991ad67cabd899 (diff) |
Squashandroid-20111223
Change-Id: I2fcf46d1fc4b0cd4c61e5be3654c43b80db86015
Diffstat (limited to 'include/linux/ion.h')
-rw-r--r-- | include/linux/ion.h | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/include/linux/ion.h b/include/linux/ion.h index 111982f48dc..aed8349279e 100644 --- a/include/linux/ion.h +++ b/include/linux/ion.h @@ -186,9 +186,14 @@ void ion_unmap_dma(struct ion_client *client, struct ion_handle *handle); * @client: the client * @handle: the handle to share * - * Given a handle, return a buffer which exists in a global name - * space and can be passed to other clients. Should be passed into ion_import + * Given a handle, return a buffer, which exists in a global name + * space, and can be passed to other clients. Should be passed into ion_import * to obtain a new handle for this buffer. + * + * NOTE: This function does do not an extra reference. The burden is on the + * caller to make sure the buffer doesn't go away while it's being passed to + * another client. That is, ion_free should not be called on this handle until + * the buffer has been imported into the other client. */ struct ion_buffer *ion_share(struct ion_client *client, struct ion_handle *handle); |