From d15bc38df607c893c36f4962dca0f57174c6a5c9 Mon Sep 17 00:00:00 2001 From: Tom Haynes Date: Fri, 13 Feb 2015 13:19:53 -0800 Subject: nfs: Provide and use helper functions for marking a page as unstable Signed-off-by: Tom Haynes Signed-off-by: Trond Myklebust --- fs/nfs/filelayout/filelayout.c | 9 ++------- fs/nfs/flexfilelayout/flexfilelayout.c | 9 ++------- fs/nfs/internal.h | 13 +++++++++++++ fs/nfs/write.c | 9 ++------- 4 files changed, 19 insertions(+), 21 deletions(-) diff --git a/fs/nfs/filelayout/filelayout.c b/fs/nfs/filelayout/filelayout.c index 7ae1c263c5cf..e1e5ea262a13 100644 --- a/fs/nfs/filelayout/filelayout.c +++ b/fs/nfs/filelayout/filelayout.c @@ -1000,13 +1000,8 @@ mds_commit: nfs_list_add_request(req, list); cinfo->mds->ncommit++; spin_unlock(cinfo->lock); - if (!cinfo->dreq) { - inc_zone_page_state(req->wb_page, NR_UNSTABLE_NFS); - inc_bdi_stat(inode_to_bdi(page_file_mapping(req->wb_page)->host), - BDI_RECLAIMABLE); - __mark_inode_dirty(req->wb_context->dentry->d_inode, - I_DIRTY_DATASYNC); - } + if (!cinfo->dreq) + nfs_mark_page_unstable(req->wb_page); } static u32 calc_ds_index_from_commit(struct pnfs_layout_segment *lseg, u32 i) diff --git a/fs/nfs/flexfilelayout/flexfilelayout.c b/fs/nfs/flexfilelayout/flexfilelayout.c index c22ecaa86c1c..423c2bc371fa 100644 --- a/fs/nfs/flexfilelayout/flexfilelayout.c +++ b/fs/nfs/flexfilelayout/flexfilelayout.c @@ -1364,13 +1364,8 @@ ff_layout_mark_request_commit(struct nfs_page *req, nfs_list_add_request(req, list); cinfo->mds->ncommit++; spin_unlock(cinfo->lock); - if (!cinfo->dreq) { - inc_zone_page_state(req->wb_page, NR_UNSTABLE_NFS); - inc_bdi_stat(inode_to_bdi(page_file_mapping(req->wb_page)->host), - BDI_RECLAIMABLE); - __mark_inode_dirty(req->wb_context->dentry->d_inode, - I_DIRTY_DATASYNC); - } + if (!cinfo->dreq) + nfs_mark_page_unstable(req->wb_page); } static u32 calc_ds_index_from_commit(struct pnfs_layout_segment *lseg, u32 i) diff --git a/fs/nfs/internal.h b/fs/nfs/internal.h index 212b8c883d22..b802fb3a2d99 100644 --- a/fs/nfs/internal.h +++ b/fs/nfs/internal.h @@ -597,6 +597,19 @@ void nfs_super_set_maxbytes(struct super_block *sb, __u64 maxfilesize) sb->s_maxbytes = MAX_LFS_FILESIZE; } +/* + * Record the page as unstable and mark its inode as dirty. + */ +static inline +void nfs_mark_page_unstable(struct page *page) +{ + struct inode *inode = page_file_mapping(page)->host; + + inc_zone_page_state(page, NR_UNSTABLE_NFS); + inc_bdi_stat(inode_to_bdi(inode), BDI_RECLAIMABLE); + __mark_inode_dirty(inode, I_DIRTY_DATASYNC); +} + /* * Determine the number of bytes of data the page contains */ diff --git a/fs/nfs/write.c b/fs/nfs/write.c index 88a6d2196ece..76c278acaefc 100644 --- a/fs/nfs/write.c +++ b/fs/nfs/write.c @@ -789,13 +789,8 @@ nfs_request_add_commit_list(struct nfs_page *req, struct list_head *dst, nfs_list_add_request(req, dst); cinfo->mds->ncommit++; spin_unlock(cinfo->lock); - if (!cinfo->dreq) { - inc_zone_page_state(req->wb_page, NR_UNSTABLE_NFS); - inc_bdi_stat(inode_to_bdi(page_file_mapping(req->wb_page)->host), - BDI_RECLAIMABLE); - __mark_inode_dirty(req->wb_context->dentry->d_inode, - I_DIRTY_DATASYNC); - } + if (!cinfo->dreq) + nfs_mark_page_unstable(req->wb_page); } EXPORT_SYMBOL_GPL(nfs_request_add_commit_list); -- cgit v1.2.3