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| author | Trond Myklebust <Trond.Myklebust@netapp.com> | 2007-06-17 15:27:42 -0400 |
|---|---|---|
| committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2007-07-10 23:40:26 -0400 |
| commit | 5c36968343fcd013a3f7ae93f246c2e75596780b (patch) | |
| tree | 96a3f2867e4631d84179952b1af170f3e48eae4b /fs/nfs/write.c | |
| parent | 9fd367f0f376ccfb2592eed9be0eece70429894f (diff) | |
| download | op-kernel-dev-5c36968343fcd013a3f7ae93f246c2e75596780b.zip op-kernel-dev-5c36968343fcd013a3f7ae93f246c2e75596780b.tar.gz | |
NFS cleanup: speed up nfs_scan_commit using radix tree tags
Add a tag for requests that are waiting for a COMMIT
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/write.c')
| -rw-r--r-- | fs/nfs/write.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/fs/nfs/write.c b/fs/nfs/write.c index 754066c..0f779ca 100644 --- a/fs/nfs/write.c +++ b/fs/nfs/write.c @@ -462,6 +462,9 @@ nfs_mark_request_commit(struct nfs_page *req) nfs_list_add_request(req, &nfsi->commit); nfsi->ncommit++; set_bit(PG_NEED_COMMIT, &(req)->wb_flags); + radix_tree_tag_set(&nfsi->nfs_page_tree, + req->wb_index, + NFS_PAGE_TAG_COMMIT); spin_unlock(&nfsi->req_lock); inc_zone_page_state(req->wb_page, NR_UNSTABLE_NFS); __mark_inode_dirty(inode, I_DIRTY_DATASYNC); @@ -575,7 +578,8 @@ nfs_scan_commit(struct inode *inode, struct list_head *dst, pgoff_t idx_start, u int res = 0; if (nfsi->ncommit != 0) { - res = nfs_scan_list(nfsi, &nfsi->commit, dst, idx_start, npages); + res = nfs_scan_list(nfsi, dst, idx_start, npages, + NFS_PAGE_TAG_COMMIT); nfsi->ncommit -= res; if ((nfsi->ncommit == 0) != list_empty(&nfsi->commit)) printk(KERN_ERR "NFS: desynchronized value of nfs_i.ncommit.\n"); |
