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authorWeston Andros Adamson <dros@primarydata.com>2014-07-17 20:42:18 -0400
committerTrond Myklebust <trond.myklebust@primarydata.com>2014-08-03 17:05:25 -0400
commite6cf82d1830f5e16a10d566f58db70f297ba5da8 (patch)
tree6f6a35753bd58e1d273d68934bacead69a9dbab8 /fs/nfs/pnfs.c
parent02d1426c7053da7c5a828ae9cd7b636ea4e46bf7 (diff)
downloadop-kernel-dev-e6cf82d1830f5e16a10d566f58db70f297ba5da8.zip
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pnfs: add pnfs_put_lseg_async
This is useful when lsegs need to be released while holding locks. Signed-off-by: Weston Andros Adamson <dros@primarydata.com> Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Diffstat (limited to 'fs/nfs/pnfs.c')
-rw-r--r--fs/nfs/pnfs.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c
index 83ff8a0..4e85315 100644
--- a/fs/nfs/pnfs.c
+++ b/fs/nfs/pnfs.c
@@ -361,6 +361,23 @@ pnfs_put_lseg(struct pnfs_layout_segment *lseg)
}
EXPORT_SYMBOL_GPL(pnfs_put_lseg);
+static void pnfs_put_lseg_async_work(struct work_struct *work)
+{
+ struct pnfs_layout_segment *lseg;
+
+ lseg = container_of(work, struct pnfs_layout_segment, pls_work);
+
+ pnfs_put_lseg(lseg);
+}
+
+void
+pnfs_put_lseg_async(struct pnfs_layout_segment *lseg)
+{
+ INIT_WORK(&lseg->pls_work, pnfs_put_lseg_async_work);
+ schedule_work(&lseg->pls_work);
+}
+EXPORT_SYMBOL_GPL(pnfs_put_lseg_async);
+
static u64
end_offset(u64 start, u64 len)
{
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