Christoph, Xilinx MSI driver uses it. file path: https://github.com/Xilinx/linux-xlnx/blob/master/drivers/pci/host/pcie-xilinx.c#L286 I used the same driver as reference to write another Rootport driver which needs it too. Thanks, ~subbu On Wed, Nov 8, 2017 at 10:54 PM, Christoph Hellwig <hch@xxxxxxxxxxxxx> wrote: > > On Wed, Nov 08, 2017 at 09:54:09PM +0530, subrahmanya l wrote: > > Few of the PCIe driver compilation fails with undefined symbol > > "irq_set_msi_desc". > > This patch is to export it. > > Which ones? Also please add an explanation of why you thing it should > be exported and Cc the irq code maintainers. -- Mobiveil INC., CONFIDENTIALITY NOTICE: This e-mail message, including any attachments, is for the sole use of the intended recipient(s) and may contain proprietary confidential or privileged information or otherwise be protected by law. Any unauthorized review, use, disclosure or distribution is prohibited. If you are not the intended recipient, please notify the sender and destroy all copies and the original message.