From 60699ab7cbf0a4eb19929cce243002b39c67917d Mon Sep 17 00:00:00 2001 From: Trond Myklebust Date: Fri, 2 Jan 2026 18:55:08 -0500 Subject: [PATCH] NFS/localio: Deal with page bases that are > PAGE_SIZE When resending requests, etc, the page base can quickly grow larger than the page size. Fixes: 091bdcfcece0 ("nfs/localio: refactor iocb and iov_iter_bvec initialization") Signed-off-by: Trond Myklebust Reviewed-by: Mike Snitzer --- fs/nfs/localio.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/fs/nfs/localio.c b/fs/nfs/localio.c index c884245e8fb8..41fbcb3f9167 100644 --- a/fs/nfs/localio.c +++ b/fs/nfs/localio.c @@ -461,6 +461,8 @@ nfs_local_iters_init(struct nfs_local_kiocb *iocb, int rw) v = 0; total = hdr->args.count; base = hdr->args.pgbase; + pagevec += base >> PAGE_SHIFT; + base &= ~PAGE_MASK; while (total && v < hdr->page_array.npages) { len = min_t(size_t, total, PAGE_SIZE - base); bvec_set_page(&iocb->bvec[v], *pagevec, len, base); -- 2.47.3