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author | David S. Miller <davem@davemloft.net> | 2010-12-27 07:37:05 +0100 |
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committer | David S. Miller <davem@davemloft.net> | 2010-12-27 07:37:05 +0100 |
commit | 17f7f4d9fcce8f1b75b5f735569309dee7665968 (patch) | |
tree | 14d7e49ca0053a0fcab3c33b5023bf3f90c5c08a /drivers/ata/libata-scsi.c | |
parent | Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/jkirsher... (diff) | |
parent | Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6 (diff) | |
download | linux-17f7f4d9fcce8f1b75b5f735569309dee7665968.tar.xz linux-17f7f4d9fcce8f1b75b5f735569309dee7665968.zip |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts:
net/ipv4/fib_frontend.c
Diffstat (limited to 'drivers/ata/libata-scsi.c')
-rw-r--r-- | drivers/ata/libata-scsi.c | 19 |
1 files changed, 9 insertions, 10 deletions
diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c index 3f91c01c217f..66aa4bee80a6 100644 --- a/drivers/ata/libata-scsi.c +++ b/drivers/ata/libata-scsi.c @@ -3166,8 +3166,8 @@ static inline int __ata_scsi_queuecmd(struct scsi_cmnd *scmd, /** * ata_scsi_queuecmd - Issue SCSI cdb to libata-managed device + * @shost: SCSI host of command to be sent * @cmd: SCSI command to be sent - * @done: Completion function, called when command is complete * * In some cases, this function translates SCSI commands into * ATA taskfiles, and queues the taskfiles to be sent to @@ -3177,37 +3177,36 @@ static inline int __ata_scsi_queuecmd(struct scsi_cmnd *scmd, * ATA and ATAPI devices appearing as SCSI devices. * * LOCKING: - * Releases scsi-layer-held lock, and obtains host lock. + * ATA host lock * * RETURNS: * Return value from __ata_scsi_queuecmd() if @cmd can be queued, * 0 otherwise. */ -int ata_scsi_queuecmd(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) +int ata_scsi_queuecmd(struct Scsi_Host *shost, struct scsi_cmnd *cmd) { struct ata_port *ap; struct ata_device *dev; struct scsi_device *scsidev = cmd->device; - struct Scsi_Host *shost = scsidev->host; int rc = 0; + unsigned long irq_flags; ap = ata_shost_to_port(shost); - spin_unlock(shost->host_lock); - spin_lock(ap->lock); + spin_lock_irqsave(ap->lock, irq_flags); ata_scsi_dump_cdb(ap, cmd); dev = ata_scsi_find_dev(ap, scsidev); if (likely(dev)) - rc = __ata_scsi_queuecmd(cmd, done, dev); + rc = __ata_scsi_queuecmd(cmd, cmd->scsi_done, dev); else { cmd->result = (DID_BAD_TARGET << 16); - done(cmd); + cmd->scsi_done(cmd); } - spin_unlock(ap->lock); - spin_lock(shost->host_lock); + spin_unlock_irqrestore(ap->lock, irq_flags); + return rc; } |