[RFC/PATCH 2/4] PCI: Export PCI ACS and DMA searching functions to modules

Isaac J. Manjarres
2019-05-17T18:48:31Z

IOMMU drivers that can be compiled as modules may
want to use pci_for_each_dma_alias() and pci_request_acs(),
so export those functions.

Signed-off-by: Isaac J. Manjarres <isaacm@codeaurora.org>
---
drivers/pci/pci.c | 1 +
drivers/pci/search.c | 1 +
2 files changed, 2 insertions(+)

diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index 766f577..3f354c1 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -3124,6 +3124,7 @@ void pci_request_acs(void)
{
pci_acs_enable = 1;
}
+EXPORT_SYMBOL_GPL(pci_request_acs);

static const char *disable_acs_redir_param;

diff --git a/drivers/pci/search.c b/drivers/pci/search.c
index 2b5f720..cf9ede9 100644
--- a/drivers/pci/search.c
+++ b/drivers/pci/search.c
@@ -111,6 +111,7 @@ int pci_for_each_dma_alias(struct pci_dev *pdev,

return ret;
}
+EXPORT_SYMBOL_GPL(pci_for_each_dma_alias);

static struct pci_bus *pci_do_find_bus(struct pci_bus *bus, unsigned char busnr)
{