forked from Minki/linux
nfsd41: SUPPATTR_EXCLCREAT attribute
Return bitmask for supported EXCLUSIVE4_1 create attributes. Signed-off-by: Benny Halevy <bhalevy@panasas.com> Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
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@ -2148,7 +2148,12 @@ out_acl:
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}
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}
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WRITE64(stat.ino);
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WRITE64(stat.ino);
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}
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}
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BUG_ON(bmval2); /* FIXME: not implemented yet */
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if (bmval2 & FATTR4_WORD2_SUPPATTR_EXCLCREAT) {
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WRITE32(3);
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WRITE32(NFSD_SUPPATTR_EXCLCREAT_WORD0);
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WRITE32(NFSD_SUPPATTR_EXCLCREAT_WORD1);
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WRITE32(NFSD_SUPPATTR_EXCLCREAT_WORD2);
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}
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*attrlenp = htonl((char *)p - (char *)attrlenp - 4);
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*attrlenp = htonl((char *)p - (char *)attrlenp - 4);
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*countp = p - buffer;
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*countp = p - buffer;
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@ -404,6 +404,8 @@ enum lock_type4 {
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#define FATTR4_WORD0_UNIQUE_HANDLES (1UL << 9)
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#define FATTR4_WORD0_UNIQUE_HANDLES (1UL << 9)
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#define FATTR4_WORD0_LEASE_TIME (1UL << 10)
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#define FATTR4_WORD0_LEASE_TIME (1UL << 10)
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#define FATTR4_WORD0_RDATTR_ERROR (1UL << 11)
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#define FATTR4_WORD0_RDATTR_ERROR (1UL << 11)
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/* Mandatory in NFSv4.1 */
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#define FATTR4_WORD2_SUPPATTR_EXCLCREAT (1UL << 11)
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/* Recommended Attributes */
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/* Recommended Attributes */
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#define FATTR4_WORD0_ACL (1UL << 12)
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#define FATTR4_WORD0_ACL (1UL << 12)
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@ -375,7 +375,7 @@ extern struct timeval nfssvc_boot;
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NFSD4_SUPPORTED_ATTRS_WORD1
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NFSD4_SUPPORTED_ATTRS_WORD1
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#define NFSD4_1_SUPPORTED_ATTRS_WORD2 \
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#define NFSD4_1_SUPPORTED_ATTRS_WORD2 \
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NFSD4_SUPPORTED_ATTRS_WORD2
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(NFSD4_SUPPORTED_ATTRS_WORD2 | FATTR4_WORD2_SUPPATTR_EXCLCREAT)
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static inline u32 nfsd_suppattrs0(u32 minorversion)
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static inline u32 nfsd_suppattrs0(u32 minorversion)
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{
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{
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@ -407,6 +407,18 @@ static inline u32 nfsd_suppattrs2(u32 minorversion)
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| FATTR4_WORD1_TIME_ACCESS_SET | FATTR4_WORD1_TIME_MODIFY_SET)
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| FATTR4_WORD1_TIME_ACCESS_SET | FATTR4_WORD1_TIME_MODIFY_SET)
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#define NFSD_WRITEABLE_ATTRS_WORD2 0
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#define NFSD_WRITEABLE_ATTRS_WORD2 0
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#define NFSD_SUPPATTR_EXCLCREAT_WORD0 \
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NFSD_WRITEABLE_ATTRS_WORD0
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/*
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* we currently store the exclusive create verifier in the v_{a,m}time
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* attributes so the client can't set these at create time using EXCLUSIVE4_1
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*/
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#define NFSD_SUPPATTR_EXCLCREAT_WORD1 \
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(NFSD_WRITEABLE_ATTRS_WORD1 & \
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~(FATTR4_WORD1_TIME_ACCESS_SET | FATTR4_WORD1_TIME_MODIFY_SET))
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#define NFSD_SUPPATTR_EXCLCREAT_WORD2 \
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NFSD_WRITEABLE_ATTRS_WORD2
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#endif /* CONFIG_NFSD_V4 */
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#endif /* CONFIG_NFSD_V4 */
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#endif /* LINUX_NFSD_NFSD_H */
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#endif /* LINUX_NFSD_NFSD_H */
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