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author | trasz <trasz@FreeBSD.org> | 2012-10-30 13:05:50 +0000 |
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committer | trasz <trasz@FreeBSD.org> | 2012-10-30 13:05:50 +0000 |
commit | a46a7a285c3b3aabd7020465006f4cbb36e10b41 (patch) | |
tree | a6d6e02e4057ed6758a25711701983bd98cb6931 /share | |
parent | 7d2cc01a2440fb35de1c941ce6bd81249f5a0955 (diff) | |
download | FreeBSD-src-a46a7a285c3b3aabd7020465006f4cbb36e10b41.zip FreeBSD-src-a46a7a285c3b3aabd7020465006f4cbb36e10b41.tar.gz |
Document disk_resize(9).
Diffstat (limited to 'share')
-rw-r--r-- | share/man/man9/Makefile | 3 | ||||
-rw-r--r-- | share/man/man9/disk.9 | 11 |
2 files changed, 12 insertions, 2 deletions
diff --git a/share/man/man9/Makefile b/share/man/man9/Makefile index dc7a1dd..84c0f56 100644 --- a/share/man/man9/Makefile +++ b/share/man/man9/Makefile @@ -614,7 +614,8 @@ MLINKS+=devstat.9 devicestat.9 \ MLINKS+=disk.9 disk_alloc.9 \ disk.9 disk_create.9 \ disk.9 disk_destroy.9 \ - disk.9 disk_gone.9 + disk.9 disk_gone.9 \ + disk.9 disk_resize.9 MLINKS+=domain.9 DOMAIN_SET.9 \ domain.9 domain_add.9 \ domain.9 pfctlinput.9 \ diff --git a/share/man/man9/disk.9 b/share/man/man9/disk.9 index d383888..659a40d 100644 --- a/share/man/man9/disk.9 +++ b/share/man/man9/disk.9 @@ -27,7 +27,7 @@ .\" .\" $FreeBSD$ .\" -.Dd February 18, 2004 +.Dd October 30, 2012 .Dt DISK 9 .Os .Sh NAME @@ -43,6 +43,8 @@ .Fn disk_gone "struct disk *disk" .Ft void .Fn disk_destroy "struct disk *disk" +.Ft int +.Fn disk_resize "struct disk *disk" "int flags" .Sh DESCRIPTION The disk storage API permits kernel device drivers providing access to disk-like storage devices to advertise the device to other kernel @@ -67,6 +69,13 @@ function, fill in the fields and call .Fn disk_create when the device is ready to service requests. +.Fn disk_resize +can be called by the driver after modifying +.Va d_mediasize +to notify GEOM about the disk capacity change. +The +.Fa flags +field should be set to either M_WAITOK, or M_NOWAIT. .Fn disk_gone orphans all of the providers associated with the drive, setting an error condition of ENXIO in each one. |