git: 80aa295a5272 - main - LinuxKPI: Add page_to_virt function

From: Vladimir Kondratyev <wulf_at_FreeBSD.org>
Date: Sun, 21 Jul 2024 13:14:49 UTC
The branch main has been updated by wulf:

URL: https://cgit.FreeBSD.org/src/commit/?id=80aa295a5272d01b7f21eff6719dcd45e14e8e09

commit 80aa295a5272d01b7f21eff6719dcd45e14e8e09
Author:     Vladimir Kondratyev <wulf@FreeBSD.org>
AuthorDate: 2024-07-21 13:09:01 +0000
Commit:     Vladimir Kondratyev <wulf@FreeBSD.org>
CommitDate: 2024-07-21 13:09:01 +0000

    LinuxKPI: Add page_to_virt function
    
    Sponsored by:   Serenity Cyber Security, LLC
    MFC after:      1 week
    Reviewed by:    manu
    Differential Revision:  https://reviews.freebsd.org/D45843
---
 sys/compat/linuxkpi/common/include/linux/page.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/sys/compat/linuxkpi/common/include/linux/page.h b/sys/compat/linuxkpi/common/include/linux/page.h
index aa5acac4f5fe..37ab593a64e9 100644
--- a/sys/compat/linuxkpi/common/include/linux/page.h
+++ b/sys/compat/linuxkpi/common/include/linux/page.h
@@ -72,6 +72,7 @@ pgprot2cachemode(pgprot_t prot)
 		return (VM_MEMATTR_DEFAULT);
 }
 
+#define	page_to_virt(page)	linux_page_address(page)
 #define	virt_to_page(x)		PHYS_TO_VM_PAGE(vtophys(x))
 #define	page_to_pfn(pp)		(VM_PAGE_TO_PHYS(pp) >> PAGE_SHIFT)
 #define	pfn_to_page(pfn)	(PHYS_TO_VM_PAGE((pfn) << PAGE_SHIFT))