Commit 96780ca5 authored by Trond Myklebust's avatar Trond Myklebust Committed by Anna Schumaker
Browse files

NFS: fix up nfs_release_folio() to try to release the page 



If the gfp context allows it, and we're not kswapd, then try to write
out the folio that has private data.

Signed-off-by: default avatarTrond Myklebust <trond.myklebust@hammerspace.com>
Signed-off-by: default avatarAnna Schumaker <Anna.Schumaker@Netapp.com>
parent 70e9db69

fs/nfs/file.c

+7 −2
Original line number Diff line number Diff line
@@ -432,8 +432,13 @@ static bool nfs_release_folio(struct folio *folio, gfp_t gfp) 
	dfprintk(PAGECACHE, "NFS: release_folio(%p)\n", folio);



	/* If the private flag is set, then the folio is not freeable */

	if (folio_test_private(folio))

	if (folio_test_private(folio)) {

		if ((current_gfp_context(gfp) & GFP_KERNEL) != GFP_KERNEL ||

		    current_is_kswapd())

			return false;

		if (nfs_wb_folio(folio_file_mapping(folio)->host, folio) < 0)

			return false;

	}

	return nfs_fscache_release_folio(folio, gfp);

}