Commit 10caa8b4 authored by Steve Sistare's avatar Steve Sistare Committed by Jason Gunthorpe
Browse files

iommufd: Export do_update_pinned 

Export do_update_pinned. No functional change.

Link: https://patch.msgid.link/r/1731527497-16091-2-git-send-email-steven.sistare@oracle.com


Signed-off-by: default avatarSteve Sistare <steven.sistare@oracle.com>
Reviewed-by: default avatarJason Gunthorpe <jgg@nvidia.com>
Reviewed-by: default avatarKevin Tian <kevin.tian@intel.com>
Signed-off-by: default avatarJason Gunthorpe <jgg@nvidia.com>
parent d68beb27

drivers/iommu/iommufd/io_pagetable.h

+5 −0
Original line number Diff line number Diff line
@@ -252,4 +252,9 @@ struct iopt_pages_access { 
	unsigned int users;

};



struct pfn_reader_user;



int iopt_pages_update_pinned(struct iopt_pages *pages, unsigned long npages,

			     bool inc, struct pfn_reader_user *user);



#endif

drivers/iommu/iommufd/pages.c

+5 −5
Original line number Diff line number Diff line
@@ -985,7 +985,7 @@ static int update_mm_locked_vm(struct iopt_pages *pages, unsigned long npages, 
	return rc;

}



static int do_update_pinned(struct iopt_pages *pages, unsigned long npages,

int iopt_pages_update_pinned(struct iopt_pages *pages, unsigned long npages,

			     bool inc, struct pfn_reader_user *user)

{

	int rc = 0;
@@ -1020,8 +1020,8 @@ static void update_unpinned(struct iopt_pages *pages) 
		return;

	if (pages->npinned == pages->last_npinned)

		return;

	do_update_pinned(pages, pages->last_npinned - pages->npinned, false,

			 NULL);

	iopt_pages_update_pinned(pages, pages->last_npinned - pages->npinned,

				 false, NULL);

}



/*
@@ -1051,7 +1051,7 @@ static int pfn_reader_user_update_pinned(struct pfn_reader_user *user, 
		npages = pages->npinned - pages->last_npinned;

		inc = true;

	}

	return do_update_pinned(pages, npages, inc, user);

	return iopt_pages_update_pinned(pages, npages, inc, user);

}



/*