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| author | Mike Anderson <andmike@us.ibm.com> | 2005-06-16 11:14:33 -0700 |
|---|---|---|
| committer | James Bottomley <jejb@mulgrave.(none)> | 2005-07-30 11:13:01 -0500 |
| commit | 82f29467a025f6a2192d281e97fca0be46e905cc (patch) | |
| tree | 5cf356ece53caf2936ca85803676b326094f7c38 /drivers/scsi/hosts.c | |
| parent | d2c9d9eafa03dbd08a8a439e6c5addb8b1f03b9b (diff) | |
| download | op-kernel-dev-82f29467a025f6a2192d281e97fca0be46e905cc.zip op-kernel-dev-82f29467a025f6a2192d281e97fca0be46e905cc.tar.gz | |
[SCSI] host state model update: mediate host add/remove race
Add support to not allow additions to a host when it is being removed.
Signed-off-by: Mike Anderson <andmike@us.ibm.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
Diffstat (limited to 'drivers/scsi/hosts.c')
| -rw-r--r-- | drivers/scsi/hosts.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/scsi/hosts.c b/drivers/scsi/hosts.c index 67c4c0c..8640ad1 100644 --- a/drivers/scsi/hosts.c +++ b/drivers/scsi/hosts.c @@ -133,7 +133,9 @@ EXPORT_SYMBOL(scsi_host_set_state); **/ void scsi_remove_host(struct Scsi_Host *shost) { + down(&shost->scan_mutex); scsi_host_set_state(shost, SHOST_CANCEL); + up(&shost->scan_mutex); scsi_forget_host(shost); scsi_proc_host_rm(shost); |
