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NFS: Add COPY nfs operation

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This adds the copy_range file_ops function pointer used by the
sys_copy_range() function call.  This patch only implements sync copies,
so if an async copy happens we decode the stateid and ignore it.

Signed-off-by: Anna Schumaker <bjschuma@netapp.com>
This commit is contained in:
Anna Schumaker
2013-05-21 16:53:03 -04:00
committed by Anna Schumaker
parent 67911c8f18
commit 2e72448b07
9 changed files with 305 additions and 0 deletions
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include/linux/nfs_fs_sb.h
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@@ -246,5 +246,6 @@ struct nfs_server {
#define NFS_CAP_DEALLOCATE (1U << 21)
#define NFS_CAP_LAYOUTSTATS (1U << 22)
#define NFS_CAP_CLONE (1U << 23)
#define NFS_CAP_COPY (1U << 24)
#endif