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NFSv4.1 mdsthreshold attribute xdr

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We only support one layout type per file system, so one threshold_item4 per
mdsthreshold4.

Signed-off-by: Andy Adamson <andros@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Andy Adamson
2012-05-23 05:02:34 -04:00
committed by Trond Myklebust
parent 54ac471c83
commit 88034c3d88
3 changed files with 140 additions and 2 deletions
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7
include/linux/nfs4.h
View File

@@ -526,6 +526,13 @@ enum lock_type4 {
#define FATTR4_WORD1_MOUNTED_ON_FILEID (1UL << 23)
#define FATTR4_WORD1_FS_LAYOUT_TYPES (1UL << 30)
#define FATTR4_WORD2_LAYOUT_BLKSIZE (1UL << 1)
#define FATTR4_WORD2_MDSTHRESHOLD (1UL << 4)
/* MDS threshold bitmap bits */
#define THRESHOLD_RD (1UL << 0)
#define THRESHOLD_WR (1UL << 1)
#define THRESHOLD_RD_IO (1UL << 2)
#define THRESHOLD_WR_IO (1UL << 3)
#define NFSPROC4_NULL 0
#define NFSPROC4_COMPOUND 1

10
include/linux/nfs_xdr.h
View File

@@ -35,6 +35,15 @@ static inline int nfs_fsid_equal(const struct nfs_fsid *a, const struct nfs_fsid
return a->major == b->major && a->minor == b->minor;
}
struct nfs4_threshold {
__u32 bm;
__u32 l_type;
__u64 rd_sz;
__u64 wr_sz;
__u64 rd_io_sz;
__u64 wr_io_sz;
};
struct nfs_fattr {
unsigned int valid; /* which fields are valid */
umode_t mode;
@@ -67,6 +76,7 @@ struct nfs_fattr {
unsigned long gencount;
struct nfs4_string *owner_name;
struct nfs4_string *group_name;
struct nfs4_threshold *mdsthreshold; /* pNFS threshold hints */
};
#define NFS_ATTR_FATTR_TYPE (1U << 0)