Date: Sun, 22 Feb 2009 13:38:17 +0000 (UTC) From: Edward Tomasz Napierala <trasz@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r188917 - head/share/man/man9 Message-ID: <200902221338.n1MDcHM7097567@svn.freebsd.org>
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Author: trasz Date: Sun Feb 22 13:38:16 2009 New Revision: 188917 URL: http://svn.freebsd.org/changeset/base/188917 Log: Mention disk_gone() in disk(9). Approved by: rwatson (mentor) Modified: head/share/man/man9/Makefile head/share/man/man9/disk.9 Modified: head/share/man/man9/Makefile ============================================================================== --- head/share/man/man9/Makefile Sun Feb 22 13:37:22 2009 (r188916) +++ head/share/man/man9/Makefile Sun Feb 22 13:38:16 2009 (r188917) @@ -575,7 +575,9 @@ MLINKS+=devstat.9 devicestat.9 \ devstat.9 devstat_end_transaction.9 \ devstat.9 devstat_remove_entry.9 \ devstat.9 devstat_start_transaction.9 -MLINKS+=disk.9 disk_create.9 \ +MLINKS+=disk.9 disk_alloc.9 \ + disk.9 disk_create.9 \ + disk.9 disk_gone.9 \ disk.9 disk_destroy.9 MLINKS+=domain.9 DOMAIN_SET.9 \ domain.9 net_add_domain.9 \ Modified: head/share/man/man9/disk.9 ============================================================================== --- head/share/man/man9/disk.9 Sun Feb 22 13:37:22 2009 (r188916) +++ head/share/man/man9/disk.9 Sun Feb 22 13:38:16 2009 (r188917) @@ -40,6 +40,8 @@ .Ft void .Fn disk_create "struct disk *disk" "int version" .Ft void +.Fn disk_gone "struct disk *disk" +.Ft void .Fn disk_destroy "struct disk *disk" .Sh DESCRIPTION The disk storage API permits kernel device drivers providing access to @@ -65,6 +67,11 @@ function, fill in the fields and call .Fn disk_create when the device is ready to service requests. +.Fn disk_gone +orphans all of the providers associated with the drive, setting an error +condition of ENXIO in each one. +In addition, it prevents a re-taste on last close for writing if an error +condition has been set in the provider. After calling .Fn disk_destroy , the device driver is not allowed to access the contents of
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