Commit ab1ae47e authored by sayli karnik's avatar sayli karnik Committed by Greg Kroah-Hartman
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staging: lustre: llite: rw26: Remove unused function definition 



The patch removes unused function definition ll_get_user_pages().
The use of ll_get_user_pages() was replaced with iov_iter_get_pages_alloc()
in commit 91f79c43.

Signed-off-by: default avatarsayli karnik <karniksayli1995@gmail.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 98c1fda7

drivers/staging/lustre/lustre/llite/rw26.c

+0 −26
Original line number Diff line number Diff line
@@ -156,32 +156,6 @@ static int ll_releasepage(struct page *vmpage, gfp_t gfp_mask) 


#define MAX_DIRECTIO_SIZE (2 * 1024 * 1024 * 1024UL)



static inline int ll_get_user_pages(int rw, unsigned long user_addr,

				    size_t size, struct page ***pages,

				    int *max_pages)

{

	int result = -ENOMEM;



	/* set an arbitrary limit to prevent arithmetic overflow */

	if (size > MAX_DIRECTIO_SIZE) {

		*pages = NULL;

		return -EFBIG;

	}



	*max_pages = (user_addr + size + PAGE_SIZE - 1) >> PAGE_SHIFT;

	*max_pages -= user_addr >> PAGE_SHIFT;



	*pages = libcfs_kvzalloc(*max_pages * sizeof(**pages), GFP_NOFS);

	if (*pages) {

		result = get_user_pages_fast(user_addr, *max_pages,

					     (rw == READ), *pages);

		if (unlikely(result <= 0))

			kvfree(*pages);

	}



	return result;

}



/*  ll_free_user_pages - tear down page struct array

 *  @pages: array of page struct pointers underlying target buffer

 */