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277ffd6c1e
There is a regular need in the kernel to provide a way to declare having a dynamically sized set of trailing elements in a structure. Kernel code should always use “flexible array members”[1] for these cases. The older style of one-element or zero-length arrays should no longer be used[2]. [1] https://en.wikipedia.org/wiki/Flexible_array_member [2] https://www.kernel.org/doc/html/v5.9-rc1/process/deprecated.html#zero-length-and-one-element-arrays Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
20 lines
501 B
C
20 lines
501 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _LINUX_ZYNQMP_IPI_MESSAGE_H_
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#define _LINUX_ZYNQMP_IPI_MESSAGE_H_
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/**
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* struct zynqmp_ipi_message - ZynqMP IPI message structure
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* @len: Length of message
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* @data: message payload
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*
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* This is the structure for data used in mbox_send_message
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* the maximum length of data buffer is fixed to 12 bytes.
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* Client is supposed to be aware of this.
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*/
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struct zynqmp_ipi_message {
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size_t len;
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u8 data[];
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};
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#endif /* _LINUX_ZYNQMP_IPI_MESSAGE_H_ */
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