From c65e6254ca4db1584c5bf5f228ee26556477a9fd Mon Sep 17 00:00:00 2001 From: Weston Andros Adamson Date: Mon, 9 Jun 2014 11:48:36 -0400 Subject: nfs: remove unused writeverf code Remove duplicate writeverf structure from merge of nfs_pgio_header and nfs_pgio_data and remove writeverf related flags and logic to handle more than one RPC per nfs_pgio_header. Signed-off-by: Weston Andros Adamson Signed-off-by: Trond Myklebust --- fs/nfs/write.c | 27 +++++---------------------- 1 file changed, 5 insertions(+), 22 deletions(-) (limited to 'fs/nfs/write.c') diff --git a/fs/nfs/write.c b/fs/nfs/write.c index 6a2d0986a3a3..8534ee5c207d 100644 --- a/fs/nfs/write.c +++ b/fs/nfs/write.c @@ -595,12 +595,11 @@ nfs_clear_request_commit(struct nfs_page *req) } } -static inline int nfs_write_need_commit(struct nfs_pgio_header *hdr) { - if (hdr->writeverf.committed == NFS_DATA_SYNC) + if (hdr->verf.committed == NFS_DATA_SYNC) return hdr->lseg == NULL; - return hdr->writeverf.committed != NFS_FILE_SYNC; + return hdr->verf.committed != NFS_FILE_SYNC; } #else @@ -626,7 +625,6 @@ nfs_clear_request_commit(struct nfs_page *req) { } -static inline int nfs_write_need_commit(struct nfs_pgio_header *hdr) { return 0; @@ -654,11 +652,7 @@ static void nfs_write_completion(struct nfs_pgio_header *hdr) nfs_context_set_write_error(req->wb_context, hdr->error); goto remove_req; } - if (test_bit(NFS_IOHDR_NEED_RESCHED, &hdr->flags)) { - nfs_mark_request_dirty(req); - goto next; - } - if (test_bit(NFS_IOHDR_NEED_COMMIT, &hdr->flags)) { + if (nfs_write_need_commit(hdr)) { memcpy(&req->wb_verf, &hdr->verf.verifier, sizeof(req->wb_verf)); nfs_mark_request_commit(req, hdr->lseg, &cinfo); goto next; @@ -668,7 +662,7 @@ remove_req: next: nfs_unlock_request(req); nfs_end_page_writeback(req); - do_destroy = !test_bit(NFS_IOHDR_NEED_COMMIT, &hdr->flags); + do_destroy = !nfs_write_need_commit(hdr); nfs_release_request(req); } out: @@ -1088,18 +1082,7 @@ void nfs_commit_prepare(struct rpc_task *task, void *calldata) static void nfs_writeback_release_common(struct nfs_pgio_header *hdr) { - int status = hdr->task.tk_status; - - if ((status >= 0) && nfs_write_need_commit(hdr)) { - spin_lock(&hdr->lock); - if (test_bit(NFS_IOHDR_NEED_RESCHED, &hdr->flags)) - ; /* Do nothing */ - else if (!test_and_set_bit(NFS_IOHDR_NEED_COMMIT, &hdr->flags)) - memcpy(&hdr->verf, &hdr->writeverf, sizeof(hdr->verf)); - else if (memcmp(&hdr->verf, &hdr->writeverf, sizeof(hdr->verf))) - set_bit(NFS_IOHDR_NEED_RESCHED, &hdr->flags); - spin_unlock(&hdr->lock); - } + /* do nothing! */ } /* -- cgit v1.2.1