€••TŒsphinx.addnodes”Œdocument”“”)”}”(Œ rawsource”Œ”Œchildren”]”(Œ translations”Œ LanguagesNode”“”)”}”(hhh]”(hŒ pending_xref”“”)”}”(hhh]”Œdocutils.nodes”ŒText”“”ŒChinese (Simplified)”…””}”Œparent”hsbaŒ attributes”}”(Œids”]”Œclasses”]”Œnames”]”Œdupnames”]”Œbackrefs”]”Œ refdomain”Œstd”Œreftype”Œdoc”Œ reftarget”Œ,/translations/zh_CN/filesystems/nfs/reexport”Œmodname”NŒ classname”NŒ refexplicit”ˆuŒtagname”hhh ubh)”}”(hhh]”hŒChinese (Traditional)”…””}”hh2sbah}”(h]”h ]”h"]”h$]”h&]”Œ refdomain”h)Œreftype”h+Œ reftarget”Œ,/translations/zh_TW/filesystems/nfs/reexport”Œmodname”NŒ classname”NŒ refexplicit”ˆuh1hhh ubh)”}”(hhh]”hŒItalian”…””}”hhFsbah}”(h]”h ]”h"]”h$]”h&]”Œ refdomain”h)Œreftype”h+Œ reftarget”Œ,/translations/it_IT/filesystems/nfs/reexport”Œmodname”NŒ classname”NŒ refexplicit”ˆuh1hhh ubh)”}”(hhh]”hŒJapanese”…””}”hhZsbah}”(h]”h ]”h"]”h$]”h&]”Œ refdomain”h)Œreftype”h+Œ reftarget”Œ,/translations/ja_JP/filesystems/nfs/reexport”Œmodname”NŒ classname”NŒ refexplicit”ˆuh1hhh ubh)”}”(hhh]”hŒKorean”…””}”hhnsbah}”(h]”h ]”h"]”h$]”h&]”Œ refdomain”h)Œreftype”h+Œ reftarget”Œ,/translations/ko_KR/filesystems/nfs/reexport”Œmodname”NŒ classname”NŒ refexplicit”ˆuh1hhh ubh)”}”(hhh]”hŒPortuguese (Brazilian)”…””}”hh‚sbah}”(h]”h ]”h"]”h$]”h&]”Œ refdomain”h)Œreftype”h+Œ reftarget”Œ,/translations/pt_BR/filesystems/nfs/reexport”Œmodname”NŒ classname”NŒ refexplicit”ˆuh1hhh ubh)”}”(hhh]”hŒSpanish”…””}”hh–sbah}”(h]”h ]”h"]”h$]”h&]”Œ refdomain”h)Œreftype”h+Œ reftarget”Œ,/translations/sp_SP/filesystems/nfs/reexport”Œmodname”NŒ classname”NŒ refexplicit”ˆuh1hhh ubeh}”(h]”h ]”h"]”h$]”h&]”Œcurrent_language”ŒEnglish”uh1h hhŒ _document”hŒsource”NŒline”NubhŒsection”“”)”}”(hhh]”(hŒtitle”“”)”}”(hŒReexporting NFS filesystems”h]”hŒReexporting NFS filesystems”…””}”(hh¼h²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hºhh·h²hh³ŒF/var/lib/git/docbuild/linux/Documentation/filesystems/nfs/reexport.rst”h´Kubh¶)”}”(hhh]”(h»)”}”(hŒOverview”h]”hŒOverview”…””}”(hhÎh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hºhhËh²hh³hÊh´KubhŒ paragraph”“”)”}”(hŒÜIt is possible to reexport an NFS filesystem over NFS. However, this feature comes with a number of limitations. Before trying it, we recommend some careful research to determine whether it will work for your purposes.”h]”hŒÜIt is possible to reexport an NFS filesystem over NFS. However, this feature comes with a number of limitations. Before trying it, we recommend some careful research to determine whether it will work for your purposes.”…””}”(hhÞh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÜh³hÊh´KhhËh²hubhÝ)”}”(hŒ2A discussion of current known limitations follows.”h]”hŒ2A discussion of current known limitations follows.”…””}”(hhìh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÜh³hÊh´K hhËh²hubeh}”(h]”Œoverview”ah ]”h"]”Œoverview”ah$]”h&]”uh1hµhh·h²hh³hÊh´Kubh¶)”}”(hhh]”(h»)”}”(hŒ!"fsid=" required, crossmnt broken”h]”hŒ%“fsid=†required, crossmnt broken”…””}”(hjh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hºhjh²hh³hÊh´KubhÝ)”}”(hŒƒWe require the "fsid=" export option on any reexport of an NFS filesystem. You can use "uuidgen -r" to generate a unique argument.”h]”hŒ‹We require the “fsid=†export option on any reexport of an NFS filesystem. You can use “uuidgen -r†to generate a unique argument.”…””}”(hjh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÜh³hÊh´Khjh²hubhÝ)”}”(hXThe "crossmnt" export does not propagate "fsid=", so it will not allow traversing into further nfs filesystems; if you wish to export nfs filesystems mounted under the exported filesystem, you'll need to export them explicitly, assigning each its own unique "fsid= option.”h]”hXThe “crossmnt†export does not propagate “fsid=â€, so it will not allow traversing into further nfs filesystems; if you wish to export nfs filesystems mounted under the exported filesystem, you’ll need to export them explicitly, assigning each its own unique “fsid= option.”…””}”(hj!h²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÜh³hÊh´Khjh²hubeh}”(h]”Œfsid-required-crossmnt-broken”ah ]”h"]”Œ!"fsid=" required, crossmnt broken”ah$]”h&]”uh1hµhh·h²hh³hÊh´Kubh¶)”}”(hhh]”(h»)”}”(hŒReboot recovery”h]”hŒReboot recovery”…””}”(hj:h²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hºhj7h²hh³hÊh´KubhÝ)”}”(hX$The NFS protocol's normal reboot recovery mechanisms don't work for the case when the reexport server reboots because the source server has not rebooted, and so it is not in grace. Since the source server is not in grace, it cannot offer any guarantees that the file won't have been changed between the locks getting lost and any attempt to recover them. The same applies to delegations and any associated locks. Clients are not allowed to get file locks or delegations from a reexport server, any attempts will fail with operation not supported.”h]”hX*The NFS protocol’s normal reboot recovery mechanisms don’t work for the case when the reexport server reboots because the source server has not rebooted, and so it is not in grace. Since the source server is not in grace, it cannot offer any guarantees that the file won’t have been changed between the locks getting lost and any attempt to recover them. The same applies to delegations and any associated locks. Clients are not allowed to get file locks or delegations from a reexport server, any attempts will fail with operation not supported.”…””}”(hjHh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÜh³hÊh´Khj7h²hubeh}”(h]”Œreboot-recovery”ah ]”h"]”Œreboot recovery”ah$]”h&]”uh1hµhh·h²hh³hÊh´Kubh¶)”}”(hhh]”(h»)”}”(hŒFilehandle limits”h]”hŒFilehandle limits”…””}”(hjah²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hºhj^h²hh³hÊh´K&ubhÝ)”}”(hŒÅIf the original server uses an X byte filehandle for a given object, the reexport server's filehandle for the reexported object will be X+22 bytes, rounded up to the nearest multiple of four bytes.”h]”hŒÇIf the original server uses an X byte filehandle for a given object, the reexport server’s filehandle for the reexported object will be X+22 bytes, rounded up to the nearest multiple of four bytes.”…””}”(hjoh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÜh³hÊh´K(hj^h²hubhÝ)”}”(hŒAThe result must fit into the RFC-mandated filehandle size limits:”h]”hŒAThe result must fit into the RFC-mandated filehandle size limits:”…””}”(hj}h²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÜh³hÊh´K,hj^h²hubhŒtable”“”)”}”(hhh]”hŒtgroup”“”)”}”(hhh]”(hŒcolspec”“”)”}”(hhh]”h}”(h]”h ]”h"]”h$]”h&]”Œcolwidth”Kuh1j•hj’ubj–)”}”(hhh]”h}”(h]”h ]”h"]”h$]”h&]”Œcolwidth”K uh1j•hj’ubhŒtbody”“”)”}”(hhh]”(hŒrow”“”)”}”(hhh]”(hŒentry”“”)”}”(hhh]”hÝ)”}”(hŒNFSv2”h]”hŒNFSv2”…””}”(hjºh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÜh³hÊh´K/hj·ubah}”(h]”h ]”h"]”h$]”h&]”uh1jµhj²ubj¶)”}”(hhh]”hÝ)”}”(hŒ32 bytes”h]”hŒ32 bytes”…””}”(hjÑh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÜh³hÊh´K/hjÎubah}”(h]”h ]”h"]”h$]”h&]”uh1jµhj²ubeh}”(h]”h ]”h"]”h$]”h&]”uh1j°hj­ubj±)”}”(hhh]”(j¶)”}”(hhh]”hÝ)”}”(hŒNFSv3”h]”hŒNFSv3”…””}”(hjñh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÜh³hÊh´K1hjîubah}”(h]”h ]”h"]”h$]”h&]”uh1jµhjëubj¶)”}”(hhh]”hÝ)”}”(hŒ64 bytes”h]”hŒ64 bytes”…””}”(hjh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÜh³hÊh´K1hjubah}”(h]”h ]”h"]”h$]”h&]”uh1jµhjëubeh}”(h]”h ]”h"]”h$]”h&]”uh1j°hj­ubj±)”}”(hhh]”(j¶)”}”(hhh]”hÝ)”}”(hŒNFSv4”h]”hŒNFSv4”…””}”(hj(h²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÜh³hÊh´K3hj%ubah}”(h]”h ]”h"]”h$]”h&]”uh1jµhj"ubj¶)”}”(hhh]”hÝ)”}”(hŒ 128 bytes”h]”hŒ 128 bytes”…””}”(hj?h²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÜh³hÊh´K3hj<ubah}”(h]”h ]”h"]”h$]”h&]”uh1jµhj"ubeh}”(h]”h ]”h"]”h$]”h&]”uh1j°hj­ubeh}”(h]”h ]”h"]”h$]”h&]”uh1j«hj’ubeh}”(h]”h ]”h"]”h$]”h&]”Œcols”Kuh1jhjubah}”(h]”h ]”h"]”h$]”h&]”uh1j‹hj^h²hh³hÊh´NubhÝ)”}”(hŒ So, for example, you will only be able to reexport a filesystem over NFSv2 if the original server gives you filehandles that fit in 10 bytes--which is unlikely.”h]”hŒ So, for example, you will only be able to reexport a filesystem over NFSv2 if the original server gives you filehandles that fit in 10 bytes--which is unlikely.”…””}”(hjlh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÜh³hÊh´K6hj^h²hubhÝ)”}”(hŒzIn general there's no way to know the maximum filehandle size given out by an NFS server without asking the server vendor.”h]”hŒ|In general there’s no way to know the maximum filehandle size given out by an NFS server without asking the server vendor.”…””}”(hjzh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÜh³hÊh´K:hj^h²hubhÝ)”}”(hŒïBut the following table gives a few examples. The first column is the typical length of the filehandle from a Linux server exporting the given filesystem, the second is the length after that nfs export is reexported by another Linux host:”h]”hŒïBut the following table gives a few examples. The first column is the typical length of the filehandle from a Linux server exporting the given filesystem, the second is the length after that nfs export is reexported by another Linux host:”…””}”(hjˆh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÜh³hÊh´K=hj^h²hubjŒ)”}”(hhh]”j‘)”}”(hhh]”(j–)”}”(hhh]”h}”(h]”h ]”h"]”h$]”h&]”Œcolwidth”Kuh1j•hj™ubj–)”}”(hhh]”h}”(h]”h ]”h"]”h$]”h&]”Œcolwidth”Kuh1j•hj™ubj–)”}”(hhh]”h}”(h]”h ]”h"]”h$]”h&]”Œcolwidth”Kuh1j•hj™ubhŒthead”“”)”}”(hhh]”j±)”}”(hhh]”(j¶)”}”(hhh]”h}”(h]”h ]”h"]”h$]”h&]”uh1jµhj¿ubj¶)”}”(hhh]”hÝ)”}”(hŒfilehandle length”h]”hŒfilehandle length”…””}”(hjÎh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÜh³hÊh´KChjËubah}”(h]”h ]”h"]”h$]”h&]”uh1jµhj¿ubj¶)”}”(hhh]”hÝ)”}”(hŒafter reexport”h]”hŒafter reexport”…””}”(hjåh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÜh³hÊh´KChjâubah}”(h]”h ]”h"]”h$]”h&]”uh1jµhj¿ubeh}”(h]”h ]”h"]”h$]”h&]”uh1j°hj¼ubah}”(h]”h ]”h"]”h$]”h&]”uh1jºhj™ubj¬)”}”(hhh]”(j±)”}”(hhh]”(j¶)”}”(hhh]”hÝ)”}”(hŒext4:”h]”hŒext4:”…””}”(hjh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÜh³hÊh´KEhj ubah}”(h]”h ]”h"]”h$]”h&]”uh1jµhjubj¶)”}”(hhh]”hÝ)”}”(hŒ28 bytes”h]”hŒ28 bytes”…””}”(hj%h²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÜh³hÊh´KEhj"ubah}”(h]”h ]”h"]”h$]”h&]”uh1jµhjubj¶)”}”(hhh]”hÝ)”}”(hŒ52 bytes”h]”hŒ52 bytes”…””}”(hj<h²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÜh³hÊh´KEhj9ubah}”(h]”h ]”h"]”h$]”h&]”uh1jµhjubeh}”(h]”h ]”h"]”h$]”h&]”uh1j°hjubj±)”}”(hhh]”(j¶)”}”(hhh]”hÝ)”}”(hŒxfs:”h]”hŒxfs:”…””}”(hj\h²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÜh³hÊh´KGhjYubah}”(h]”h ]”h"]”h$]”h&]”uh1jµhjVubj¶)”}”(hhh]”hÝ)”}”(hŒ32 bytes”h]”hŒ32 bytes”…””}”(hjsh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÜh³hÊh´KGhjpubah}”(h]”h ]”h"]”h$]”h&]”uh1jµhjVubj¶)”}”(hhh]”hÝ)”}”(hŒ56 bytes”h]”hŒ56 bytes”…””}”(hjŠh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÜh³hÊh´KGhj‡ubah}”(h]”h ]”h"]”h$]”h&]”uh1jµhjVubeh}”(h]”h ]”h"]”h$]”h&]”uh1j°hjubj±)”}”(hhh]”(j¶)”}”(hhh]”hÝ)”}”(hŒbtrfs:”h]”hŒbtrfs:”…””}”(hjªh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÜh³hÊh´KIhj§ubah}”(h]”h ]”h"]”h$]”h&]”uh1jµhj¤ubj¶)”}”(hhh]”hÝ)”}”(hŒ40 bytes”h]”hŒ40 bytes”…””}”(hjÁh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÜh³hÊh´KIhj¾ubah}”(h]”h ]”h"]”h$]”h&]”uh1jµhj¤ubj¶)”}”(hhh]”hÝ)”}”(hŒ64 bytes”h]”hŒ64 bytes”…””}”(hjØh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÜh³hÊh´KIhjÕubah}”(h]”h ]”h"]”h$]”h&]”uh1jµhj¤ubeh}”(h]”h ]”h"]”h$]”h&]”uh1j°hjubeh}”(h]”h ]”h"]”h$]”h&]”uh1j«hj™ubeh}”(h]”h ]”h"]”h$]”h&]”Œcols”Kuh1jhj–ubah}”(h]”h ]”h"]”h$]”h&]”uh1j‹hj^h²hh³hÊh´NubhÝ)”}”(hŒlAll will therefore fit in an NFSv3 or NFSv4 filehandle after reexport, but none are reexportable over NFSv2.”h]”hŒlAll will therefore fit in an NFSv3 or NFSv4 filehandle after reexport, but none are reexportable over NFSv2.”…””}”(hjh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÜh³hÊh´KLhj^h²hubhÝ)”}”(hŒSLinux server filehandles are a bit more complicated than this, though; for example:”h]”hŒSLinux server filehandles are a bit more complicated than this, though; for example:”…””}”(hjh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÜh³hÊh´KOhj^h²hubhŒ block_quote”“”)”}”(hXž- The (non-default) "subtreecheck" export option generally requires another 4 to 8 bytes in the filehandle. - If you export a subdirectory of a filesystem (instead of exporting the filesystem root), that also usually adds 4 to 8 bytes. - If you export over NFSv2, knfsd usually uses a shorter filesystem identifier that saves 8 bytes. - The root directory of an export uses a filehandle that is shorter. ”h]”hŒ bullet_list”“”)”}”(hhh]”(hŒ list_item”“”)”}”(hŒiThe (non-default) "subtreecheck" export option generally requires another 4 to 8 bytes in the filehandle.”h]”hÝ)”}”(hŒiThe (non-default) "subtreecheck" export option generally requires another 4 to 8 bytes in the filehandle.”h]”hŒmThe (non-default) “subtreecheck†export option generally requires another 4 to 8 bytes in the filehandle.”…””}”(hj2h²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÜh³hÊh´KRhj.ubah}”(h]”h ]”h"]”h$]”h&]”uh1j,hj)ubj-)”}”(hŒ}If you export a subdirectory of a filesystem (instead of exporting the filesystem root), that also usually adds 4 to 8 bytes.”h]”hÝ)”}”(hŒ}If you export a subdirectory of a filesystem (instead of exporting the filesystem root), that also usually adds 4 to 8 bytes.”h]”hŒ}If you export a subdirectory of a filesystem (instead of exporting the filesystem root), that also usually adds 4 to 8 bytes.”…””}”(hjJh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÜh³hÊh´KThjFubah}”(h]”h ]”h"]”h$]”h&]”uh1j,hj)ubj-)”}”(hŒ`If you export over NFSv2, knfsd usually uses a shorter filesystem identifier that saves 8 bytes.”h]”hÝ)”}”(hŒ`If you export over NFSv2, knfsd usually uses a shorter filesystem identifier that saves 8 bytes.”h]”hŒ`If you export over NFSv2, knfsd usually uses a shorter filesystem identifier that saves 8 bytes.”…””}”(hjbh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÜh³hÊh´KWhj^ubah}”(h]”h ]”h"]”h$]”h&]”uh1j,hj)ubj-)”}”(hŒCThe root directory of an export uses a filehandle that is shorter. ”h]”hÝ)”}”(hŒBThe root directory of an export uses a filehandle that is shorter.”h]”hŒBThe root directory of an export uses a filehandle that is shorter.”…””}”(hjzh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÜh³hÊh´KYhjvubah}”(h]”h ]”h"]”h$]”h&]”uh1j,hj)ubeh}”(h]”h ]”h"]”h$]”h&]”Œbullet”Œ-”uh1j'h³hÊh´KRhj#ubah}”(h]”h ]”h"]”h$]”h&]”uh1j!h³hÊh´KRhj^h²hubhÝ)”}”(hXeAs you can see, the 128-byte NFSv4 filehandle is large enough that you're unlikely to have trouble using NFSv4 to reexport any filesystem exported from a Linux server. In general, if the original server is something that also supports NFSv3, you're *probably* OK. Re-exporting over NFSv3 may be dicier, and reexporting over NFSv2 will probably never work.”h]”(hŒþAs you can see, the 128-byte NFSv4 filehandle is large enough that you’re unlikely to have trouble using NFSv4 to reexport any filesystem exported from a Linux server. In general, if the original server is something that also supports NFSv3, you’re ”…””}”(hjœh²hh³Nh´NubhŒemphasis”“”)”}”(hŒ *probably*”h]”hŒprobably”…””}”(hj¦h²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1j¤hjœubhŒa OK. Re-exporting over NFSv3 may be dicier, and reexporting over NFSv2 will probably never work.”…””}”(hjœh²hh³Nh´Nubeh}”(h]”h ]”h"]”h$]”h&]”uh1hÜh³hÊh´K\hj^h²hubhÝ)”}”(hŒvFor more details of Linux filehandle structure, the best reference is the source code and comments; see in particular:”h]”hŒvFor more details of Linux filehandle structure, the best reference is the source code and comments; see in particular:”…””}”(hj¾h²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÜh³hÊh´Kchj^h²hubj")”}”(hŒ­- include/linux/exportfs.h:enum fid_type - include/uapi/linux/nfsd/nfsfh.h:struct nfs_fhbase_new - fs/nfsd/nfsfh.c:set_version_and_fsid_type - fs/nfs/export.c:nfs_encode_fh ”h]”j()”}”(hhh]”(j-)”}”(hŒ&include/linux/exportfs.h:enum fid_type”h]”hÝ)”}”(hjÕh]”hŒ&include/linux/exportfs.h:enum fid_type”…””}”(hj×h²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÜh³hÊh´KfhjÓubah}”(h]”h ]”h"]”h$]”h&]”uh1j,hjÐubj-)”}”(hŒ5include/uapi/linux/nfsd/nfsfh.h:struct nfs_fhbase_new”h]”hÝ)”}”(hjìh]”hŒ5include/uapi/linux/nfsd/nfsfh.h:struct nfs_fhbase_new”…””}”(hjîh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÜh³hÊh´Kghjêubah}”(h]”h ]”h"]”h$]”h&]”uh1j,hjÐubj-)”}”(hŒ)fs/nfsd/nfsfh.c:set_version_and_fsid_type”h]”hÝ)”}”(hjh]”hŒ)fs/nfsd/nfsfh.c:set_version_and_fsid_type”…””}”(hjh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÜh³hÊh´Khhjubah}”(h]”h ]”h"]”h$]”h&]”uh1j,hjÐubj-)”}”(hŒfs/nfs/export.c:nfs_encode_fh ”h]”hÝ)”}”(hŒfs/nfs/export.c:nfs_encode_fh”h]”hŒfs/nfs/export.c:nfs_encode_fh”…””}”(hjh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÜh³hÊh´Kihjubah}”(h]”h ]”h"]”h$]”h&]”uh1j,hjÐubeh}”(h]”h ]”h"]”h$]”h&]”j”j•uh1j'h³hÊh´KfhjÌubah}”(h]”h ]”h"]”h$]”h&]”uh1j!h³hÊh´Kfhj^h²hubeh}”(h]”Œfilehandle-limits”ah ]”h"]”Œfilehandle limits”ah$]”h&]”uh1hµhh·h²hh³hÊh´K&ubh¶)”}”(hhh]”(h»)”}”(hŒOpen DENY bits ignored”h]”hŒOpen DENY bits ignored”…””}”(hjGh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hºhjDh²hh³hÊh´KlubhÝ)”}”(hXNFS since NFSv4 supports ALLOW and DENY bits taken from Windows, which allow you, for example, to open a file in a mode which forbids other read opens or write opens. The Linux client doesn't use them, and the server's support has always been incomplete: they are enforced only against other NFS users, not against processes accessing the exported filesystem locally. A reexport server will also not pass them along to the original server, so they will not be enforced between clients of different reexport servers.”h]”hXNFS since NFSv4 supports ALLOW and DENY bits taken from Windows, which allow you, for example, to open a file in a mode which forbids other read opens or write opens. The Linux client doesn’t use them, and the server’s support has always been incomplete: they are enforced only against other NFS users, not against processes accessing the exported filesystem locally. A reexport server will also not pass them along to the original server, so they will not be enforced between clients of different reexport servers.”…””}”(hjUh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÜh³hÊh´KnhjDh²hubeh}”(h]”Œopen-deny-bits-ignored”ah ]”h"]”Œopen deny bits ignored”ah$]”h&]”uh1hµhh·h²hh³hÊh´Klubeh}”(h]”Œreexporting-nfs-filesystems”ah ]”h"]”Œreexporting nfs filesystems”ah$]”h&]”uh1hµhhh²hh³hÊh´Kubeh}”(h]”h ]”h"]”h$]”h&]”Œsource”hÊuh1hŒcurrent_source”NŒ current_line”NŒsettings”Œdocutils.frontend”ŒValues”“”)”}”(hºNŒ generator”NŒ datestamp”NŒ source_link”NŒ source_url”NŒ toc_backlinks”jµŒfootnote_backlinks”KŒ sectnum_xform”KŒstrip_comments”NŒstrip_elements_with_classes”NŒ strip_classes”NŒ report_level”KŒ halt_level”KŒexit_status_level”KŒdebug”NŒwarning_stream”NŒ traceback”ˆŒinput_encoding”Œ utf-8-sig”Œinput_encoding_error_handler”Œstrict”Œoutput_encoding”Œutf-8”Œoutput_encoding_error_handler”j•Œerror_encoding”Œutf-8”Œerror_encoding_error_handler”Œbackslashreplace”Œ language_code”Œen”Œrecord_dependencies”NŒconfig”NŒ id_prefix”hŒauto_id_prefix”Œid”Œ dump_settings”NŒdump_internals”NŒdump_transforms”NŒdump_pseudo_xml”NŒexpose_internals”NŒstrict_visitor”NŒ_disable_config”NŒ_source”hÊŒ _destination”NŒ _config_files”]”Œ7/var/lib/git/docbuild/linux/Documentation/docutils.conf”aŒfile_insertion_enabled”ˆŒ raw_enabled”KŒline_length_limit”M'Œpep_references”NŒ pep_base_url”Œhttps://peps.python.org/”Œpep_file_url_template”Œpep-%04d”Œrfc_references”NŒ rfc_base_url”Œ&https://datatracker.ietf.org/doc/html/”Œ tab_width”KŒtrim_footnote_reference_space”‰Œsyntax_highlight”Œlong”Œ smart_quotes”ˆŒsmartquotes_locales”]”Œcharacter_level_inline_markup”‰Œdoctitle_xform”‰Œ docinfo_xform”KŒsectsubtitle_xform”‰Œ image_loading”Œlink”Œembed_stylesheet”‰Œcloak_email_addresses”ˆŒsection_self_link”‰Œenv”NubŒreporter”NŒindirect_targets”]”Œsubstitution_defs”}”Œsubstitution_names”}”Œrefnames”}”Œrefids”}”Œnameids”}”(jpjmhÿhüj4j1j[jXjAj>jhjeuŒ nametypes”}”(jp‰hÿ‰j4‰j[‰jA‰jh‰uh}”(jmh·hühËj1jjXj7j>j^jejDuŒ footnote_refs”}”Œ citation_refs”}”Œ autofootnotes”]”Œautofootnote_refs”]”Œsymbol_footnotes”]”Œsymbol_footnote_refs”]”Œ footnotes”]”Œ citations”]”Œautofootnote_start”KŒsymbol_footnote_start”KŒ id_counter”Œ collections”ŒCounter”“”}”…”R”Œparse_messages”]”Œtransform_messages”]”Œ transformer”NŒ include_log”]”Œ decoration”Nh²hub.