@@ -399,17 +399,7 @@ static inline void page_pool_free_va(struct page_pool *pool, void *va,
page_pool_put_page(pool, virt_to_head_page(va), -1, allow_direct);
}
-static inline dma_addr_t page_pool_get_dma_addr_netmem(netmem_ref netmem)
-{
- struct page *page = netmem_to_page(netmem);
-
- dma_addr_t ret = page->dma_addr;
-
- if (PAGE_POOL_32BIT_ARCH_WITH_64BIT_DMA)
- ret <<= PAGE_SHIFT;
-
- return ret;
-}
+dma_addr_t page_pool_get_dma_addr_netmem(netmem_ref netmem);
/**
* page_pool_get_dma_addr() - Retrieve the stored DMA address.
@@ -423,23 +413,7 @@ static inline dma_addr_t page_pool_get_dma_addr(const struct page *page)
return page_pool_get_dma_addr_netmem(page_to_netmem((struct page *)page));
}
-static inline bool page_pool_set_dma_addr_netmem(netmem_ref netmem,
- dma_addr_t addr)
-{
- struct page *page = netmem_to_page(netmem);
-
- if (PAGE_POOL_32BIT_ARCH_WITH_64BIT_DMA) {
- page->dma_addr = addr >> PAGE_SHIFT;
-
- /* We assume page alignment to shave off bottom bits,
- * if this "compression" doesn't work we need to drop.
- */
- return addr != (dma_addr_t)page->dma_addr << PAGE_SHIFT;
- }
-
- page->dma_addr = addr;
- return false;
-}
+bool page_pool_set_dma_addr_netmem(netmem_ref netmem, dma_addr_t addr);
/**
* page_pool_dma_sync_for_cpu - sync Rx page for CPU after it's written by HW
@@ -1099,3 +1099,34 @@ void page_pool_update_nid(struct page_pool *pool, int new_nid)
}
}
EXPORT_SYMBOL(page_pool_update_nid);
+
+dma_addr_t page_pool_get_dma_addr_netmem(netmem_ref netmem)
+{
+ struct page *page = netmem_to_page(netmem);
+
+ dma_addr_t ret = page->dma_addr;
+
+ if (PAGE_POOL_32BIT_ARCH_WITH_64BIT_DMA)
+ ret <<= PAGE_SHIFT;
+
+ return ret;
+}
+EXPORT_SYMBOL(page_pool_get_dma_addr_netmem);
+
+bool page_pool_set_dma_addr_netmem(netmem_ref netmem, dma_addr_t addr)
+{
+ struct page *page = netmem_to_page(netmem);
+
+ if (PAGE_POOL_32BIT_ARCH_WITH_64BIT_DMA) {
+ page->dma_addr = addr >> PAGE_SHIFT;
+
+ /* We assume page alignment to shave off bottom bits,
+ * if this "compression" doesn't work we need to drop.
+ */
+ return addr != (dma_addr_t)page->dma_addr << PAGE_SHIFT;
+ }
+
+ page->dma_addr = addr;
+ return false;
+}
+EXPORT_SYMBOL(page_pool_set_dma_addr_netmem);
These helpers are used for setup and init of buffers, and their implementation need not be static inline in the header file. Moving the implementation to the .c file allows us to hide netmem implementation details in internal header files rather than the public file. Signed-off-by: Mina Almasry <almasrymina@google.com> --- include/net/page_pool/helpers.h | 30 ++---------------------------- net/core/page_pool.c | 31 +++++++++++++++++++++++++++++++ 2 files changed, 33 insertions(+), 28 deletions(-)