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| author |   Trond Myklebust <trond.myklebust@hammerspace.com> | 2020-03-20 19:24:19 -0400 |
|---|---|---|
| committer | Trond Myklebust <trond.myklebust@hammerspace.com> | 2020-03-27 16:34:35 -0400 |
| commit | fb6b53ba40a7c51a5347aeabaa32546efae7fba4 (patch) | |
| tree | 23a6af28cc110ac94b67130e85d365f59706afb6 /fs/nfs/filelayout/filelayout.c | |
| parent | pNFS: Enable per-layout segment commit structures (diff) | |
| download | linux-dev-fb6b53ba40a7c51a5347aeabaa32546efae7fba4.tar.xz linux-dev-fb6b53ba40a7c51a5347aeabaa32546efae7fba4.zip | |
NFS/pNFS: Add a helper pnfs_generic_search_commit_reqs()
Lift filelayout_search_commit_reqs() into the generic pnfs/nfs code,
and add support for commit arrays.
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Diffstat (limited to 'fs/nfs/filelayout/filelayout.c')
| -rw-r--r-- | fs/nfs/filelayout/filelayout.c | 32 |
1 files changed, 1 insertions, 31 deletions
diff --git a/fs/nfs/filelayout/filelayout.c b/fs/nfs/filelayout/filelayout.c index e3cf42c91d80..795508054a4d 100644 --- a/fs/nfs/filelayout/filelayout.c +++ b/fs/nfs/filelayout/filelayout.c @@ -1083,36 +1083,6 @@ out_err: return -EAGAIN; } -/* filelayout_search_commit_reqs - Search lists in @cinfo for the head reqest - * for @page - * @cinfo - commit info for current inode - * @page - page to search for matching head request - * - * Returns a the head request if one is found, otherwise returns NULL. - */ -static struct nfs_page * -filelayout_search_commit_reqs(struct nfs_commit_info *cinfo, struct page *page) -{ - struct nfs_page *freq, *t; - struct pnfs_commit_bucket *b; - int i; - - /* Linearly search the commit lists for each bucket until a matching - * request is found */ - for (i = 0, b = cinfo->ds->buckets; i < cinfo->ds->nbuckets; i++, b++) { - list_for_each_entry_safe(freq, t, &b->written, wb_list) { - if (freq->wb_page == page) - return freq->wb_head; - } - list_for_each_entry_safe(freq, t, &b->committing, wb_list) { - if (freq->wb_page == page) - return freq->wb_head; - } - } - - return NULL; -} - static int filelayout_commit_pagelist(struct inode *inode, struct list_head *mds_pages, int how, struct nfs_commit_info *cinfo) @@ -1217,7 +1187,7 @@ static struct pnfs_layoutdriver_type filelayout_type = { .clear_request_commit = pnfs_generic_clear_request_commit, .scan_commit_lists = pnfs_generic_scan_commit_lists, .recover_commit_reqs = pnfs_generic_recover_commit_reqs, - .search_commit_reqs = filelayout_search_commit_reqs, + .search_commit_reqs = pnfs_generic_search_commit_reqs, .commit_pagelist = filelayout_commit_pagelist, .read_pagelist = filelayout_read_pagelist, .write_pagelist = filelayout_write_pagelist, |