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| author | Trond Myklebust <trond.myklebust@hammerspace.com> | 2026-01-03 02:55:08 +0300 |
|---|---|---|
| committer | Trond Myklebust <trond.myklebust@hammerspace.com> | 2026-01-07 20:28:27 +0300 |
| commit | 60699ab7cbf0a4eb19929cce243002b39c67917d (patch) | |
| tree | 1d92048995a4af969a341096f24655c6a74905de | |
| parent | 001945a777ec4de8610f646397a054c62d272c2d (diff) | |
| download | linux-60699ab7cbf0a4eb19929cce243002b39c67917d.tar.xz | |
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 <trond.myklebust@hammerspace.com>
Reviewed-by: Mike Snitzer <snitzer@kernel.org>
| -rw-r--r-- | fs/nfs/localio.c | 2 |
1 files changed, 2 insertions, 0 deletions
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); |