From 2176bf4269a37a7742230ed6c91668241bfe1b2b Mon Sep 17 00:00:00 2001 From: Weston Andros Adamson Date: Wed, 10 Sep 2014 15:44:18 -0400 Subject: [PATCH] nfs: introduce pg_cleanup op for pgio descriptors Add a new operation to nfs_pageio_ops that is called on nfs_pageio_complete. Signed-off-by: Weston Andros Adamson --- fs/nfs/pagelist.c | 5 ++++- include/linux/nfs_page.h | 1 + 2 files changed, 5 insertions(+), 1 deletion(-) diff --git a/fs/nfs/pagelist.c b/fs/nfs/pagelist.c index c4d175829880..1c031878c752 100644 --- a/fs/nfs/pagelist.c +++ b/fs/nfs/pagelist.c @@ -1050,7 +1050,7 @@ int nfs_pageio_resend(struct nfs_pageio_descriptor *desc, EXPORT_SYMBOL_GPL(nfs_pageio_resend); /** - * nfs_pageio_complete - Complete I/O on an nfs_pageio_descriptor + * nfs_pageio_complete - Complete I/O then cleanup an nfs_pageio_descriptor * @desc: pointer to io descriptor */ void nfs_pageio_complete(struct nfs_pageio_descriptor *desc) @@ -1062,6 +1062,9 @@ void nfs_pageio_complete(struct nfs_pageio_descriptor *desc) if (!nfs_do_recoalesce(desc)) break; } + + if (desc->pg_ops->pg_cleanup) + desc->pg_ops->pg_cleanup(desc); } /** diff --git a/include/linux/nfs_page.h b/include/linux/nfs_page.h index 4c3aa809ab95..479c566c4ddc 100644 --- a/include/linux/nfs_page.h +++ b/include/linux/nfs_page.h @@ -58,6 +58,7 @@ struct nfs_pageio_ops { size_t (*pg_test)(struct nfs_pageio_descriptor *, struct nfs_page *, struct nfs_page *); int (*pg_doio)(struct nfs_pageio_descriptor *); + void (*pg_cleanup)(struct nfs_pageio_descriptor *); }; struct nfs_rw_ops { -- 2.20.1