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pnfs/flexfiles: Add the FlexFile Layout Driver

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The flexfile layout is a new layout that extends the
file layout. It is currently being drafted as a specification at
https://datatracker.ietf.org/doc/draft-ietf-nfsv4-layout-types/

Signed-off-by: Weston Andros Adamson <dros@primarydata.com>
Signed-off-by: Tom Haynes <loghyr@primarydata.com>
Signed-off-by: Tao Peng <bergwolf@primarydata.com>
This commit is contained in:
Tom Haynes
2014-12-11 17:02:04 -05:00
parent 5fadeb47dc
commit d67ae825a5
13 changed files with 2325 additions and 12 deletions
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fs/nfs/pnfs.h
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@@ -278,6 +278,7 @@ struct pnfs_layout_segment *pnfs_update_layout(struct inode *ino,
u64 count,
enum pnfs_iomode iomode,
gfp_t gfp_flags);
void pnfs_clear_layoutreturn_waitbit(struct pnfs_layout_hdr *lo);
void nfs4_deviceid_mark_client_invalid(struct nfs_client *clp);
int pnfs_read_done_resend_to_mds(struct nfs_pgio_header *);