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iio: buffer: document store_to() callback may be called in any context

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Document that the struct iio_buffer_access_funcs.store_to() callback
must be safe to call from any context since it is called from
iio_push_to_buffer() which may be called from any context.

Signed-off-by: David Lechner <dlechner@baylibre.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
David Lechner 2025-09-16 16:02:56 -05:00 committed by Jonathan Cameron
parent d87b03ced9
commit 748ed9fc85
1 changed files with 2 additions and 1 deletions
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3
include/linux/iio/buffer_impl.h
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@ -24,7 +24,8 @@ struct sg_table;
/**
* struct iio_buffer_access_funcs - access functions for buffers.
* @store_to: actually store stuff to the buffer
* @store_to: actually store stuff to the buffer - must be safe to
* call from any context (e.g. must not sleep).
* @read: try to get a specified number of bytes (must exist)
* @data_available: indicates how much data is available for reading from
* the buffer.