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| author | Trond Myklebust <Trond.Myklebust@netapp.com> | 2006-12-05 05:36:56 (GMT) |
|---|---|---|
| committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2006-12-06 15:46:41 (GMT) |
| commit | 9cf85e0a243b56f4ef8439a1e6430307fd9dcda6 (patch) | |
| tree | c07fa0bb952827d76e556ac60a9310638e7a5d4a /fs | |
| parent | 3925675cb37cc9c3fd1d3f56ce0fa729f995f863 (diff) | |
| download | linux-9cf85e0a243b56f4ef8439a1e6430307fd9dcda6.tar.xz | |
NFS: Fix up writeback_control->nr_to_write accounting
We're really accounting for the same page twice now: once in
generic_writepages(), and once in nfs_scan_dirty().
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/nfs/pagelist.c | 10 |
1 files changed, 1 insertions, 9 deletions
diff --git a/fs/nfs/pagelist.c b/fs/nfs/pagelist.c index 47ae2b4d..bc9fab6 100644 --- a/fs/nfs/pagelist.c +++ b/fs/nfs/pagelist.c @@ -288,11 +288,10 @@ long nfs_scan_dirty(struct address_space *mapping, struct nfs_page *pgvec[NFS_SCAN_MAXENTRIES]; struct nfs_page *req; pgoff_t idx_start, idx_end; - long count = wbc->nr_to_write; long res = 0; int found, i; - if (nfsi->ndirty == 0 || count <= 0) + if (nfsi->ndirty == 0) return 0; if (wbc->range_cyclic) { idx_start = 0; @@ -308,8 +307,6 @@ long nfs_scan_dirty(struct address_space *mapping, for (;;) { unsigned int toscan = NFS_SCAN_MAXENTRIES; - if (toscan > count) - toscan = count; found = radix_tree_gang_lookup_tag(&nfsi->nfs_page_tree, (void **)&pgvec[0], idx_start, toscan, NFS_PAGE_TAG_DIRTY); @@ -334,16 +331,11 @@ long nfs_scan_dirty(struct address_space *mapping, res++; if (res == LONG_MAX) goto out; - count--; - if (count == 0) - goto out; - next: idx_start = req->wb_index + 1; } } out: - wbc->nr_to_write = count; WARN_ON ((nfsi->ndirty == 0) != list_empty(&nfsi->dirty)); return res; } |