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man: -based when -based

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Reviewed by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Ahelenia Ziemiańska <nabijaczleweli@nabijaczleweli.xyz>
Closes #13116
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наб 2022-02-17 21:30:22 +01:00 committed by Brian Behlendorf
parent a737b415d6
commit 6985944e2f
1 changed files with 11 additions and 8 deletions
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19
man/man7/zfsprops.7
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@ -1610,8 +1610,11 @@ the file systems are unshared.
.Pp .Pp
The share is created with the ACL (Access Control List) "Everyone:F" ("F" The share is created with the ACL (Access Control List) "Everyone:F" ("F"
stands for "full permissions", i.e. read and write permissions) and no guest stands for "full permissions", i.e. read and write permissions) and no guest
access (which means Samba must be able to authenticate a real user, system access (which means Samba must be able to authenticate a real user \(em
passwd/shadow, LDAP or smbpasswd based) by default. .Xr passwd 5 Ns / Ns Xr shadow 5 Ns - ,
LDAP- or
.Xr smbpasswd 5 Ns -based )
by default.
This means that any additional access control This means that any additional access control
(disallow specific user specific access etc) must be done on the underlying file system. (disallow specific user specific access etc) must be done on the underlying file system.
.It Sy sharenfs Ns = Ns Sy on Ns | Ns Sy off Ns | Ns Ar opts .It Sy sharenfs Ns = Ns Sy on Ns | Ns Sy off Ns | Ns Ar opts
@ -1816,12 +1819,12 @@ The default value is
This property is not used by OpenZFS. This property is not used by OpenZFS.
.It Sy xattr Ns = Ns Sy on Ns | Ns Sy off Ns | Ns Sy sa .It Sy xattr Ns = Ns Sy on Ns | Ns Sy off Ns | Ns Sy sa
Controls whether extended attributes are enabled for this file system. Controls whether extended attributes are enabled for this file system.
Two styles of extended attributes are supported: either directory based Two styles of extended attributes are supported: either directory-based
or system attribute based. or system-attribute-based.
.Pp .Pp
The default value of The default value of
.Sy on .Sy on
enables directory based extended attributes. enables directory-based extended attributes.
This style of extended attribute imposes no practical limit This style of extended attribute imposes no practical limit
on either the size or number of attributes which can be set on a file. on either the size or number of attributes which can be set on a file.
Although under Linux the Although under Linux the
@ -1833,7 +1836,7 @@ system calls limit the maximum size to
This is the most compatible This is the most compatible
style of extended attribute and is supported by all ZFS implementations. style of extended attribute and is supported by all ZFS implementations.
.Pp .Pp
System attribute based xattrs can be enabled by setting the value to System-attribute-based xattrs can be enabled by setting the value to
.Sy sa . .Sy sa .
The key advantage of this type of xattr is improved performance. The key advantage of this type of xattr is improved performance.
Storing extended attributes as system attributes Storing extended attributes as system attributes
@ -1843,7 +1846,7 @@ Up to
of data may be stored per-file in the space reserved for system attributes. of data may be stored per-file in the space reserved for system attributes.
If there is not enough space available for an extended attribute If there is not enough space available for an extended attribute
then it will be automatically written as a directory-based xattr. then it will be automatically written as a directory-based xattr.
System attribute based extended attributes are not accessible System-attribute-based extended attributes are not accessible
on platforms which do not support the on platforms which do not support the
.Sy xattr Ns = Ns Sy sa .Sy xattr Ns = Ns Sy sa
feature. feature.
@ -1853,7 +1856,7 @@ on both
.Fx .Fx
and Linux. and Linux.
.Pp .Pp
The use of system attribute based xattrs is strongly encouraged for users of The use of system-attribute-based xattrs is strongly encouraged for users of
SELinux or POSIX ACLs. SELinux or POSIX ACLs.
Both of these features heavily rely on extended Both of these features heavily rely on extended
attributes and benefit significantly from the reduced access time. attributes and benefit significantly from the reduced access time.