From: Darrick J. Wong Date: Mon, 5 Nov 2007 19:52:14 +0000 (-0800) Subject: [SCSI] libsas: Fix various sparse complaints X-Git-Tag: v2.6.25-rc1~1230^2~150 X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8ee24023ef43c77cdaea1add00e1e45cc4fc3261;p=linux-2.6 [SCSI] libsas: Fix various sparse complaints Annotate sas_queuecommand with locking details, and clean up a few more sparse warnings about static/non-static declarations. Signed-off-by: Darrick J. Wong Signed-off-by: James Bottomley --- diff --git a/drivers/scsi/libsas/sas_scsi_host.c b/drivers/scsi/libsas/sas_scsi_host.c index 7663841eb4..b784089b18 100644 --- a/drivers/scsi/libsas/sas_scsi_host.c +++ b/drivers/scsi/libsas/sas_scsi_host.c @@ -200,6 +200,10 @@ int sas_queue_up(struct sas_task *task) */ int sas_queuecommand(struct scsi_cmnd *cmd, void (*scsi_done)(struct scsi_cmnd *)) + __releases(host->host_lock) + __acquires(dev->sata_dev.ap->lock) + __releases(dev->sata_dev.ap->lock) + __acquires(host->host_lock) { int res = 0; struct domain_device *dev = cmd_to_domain_dev(cmd); @@ -410,7 +414,7 @@ static int sas_recover_I_T(struct domain_device *dev) } /* Find the sas_phy that's attached to this device */ -struct sas_phy *find_local_sas_phy(struct domain_device *dev) +static struct sas_phy *find_local_sas_phy(struct domain_device *dev) { struct domain_device *pdev = dev->parent; struct ex_phy *exphy = NULL; diff --git a/include/scsi/libsas.h b/include/scsi/libsas.h index e42374cebf..93248cd483 100644 --- a/include/scsi/libsas.h +++ b/include/scsi/libsas.h @@ -563,7 +563,7 @@ struct sas_task { struct work_struct abort_work; }; - +extern struct kmem_cache *sas_task_cache; #define SAS_TASK_STATE_PENDING 1 #define SAS_TASK_STATE_DONE 2 @@ -573,7 +573,6 @@ struct sas_task { static inline struct sas_task *sas_alloc_task(gfp_t flags) { - extern struct kmem_cache *sas_task_cache; struct sas_task *task = kmem_cache_zalloc(sas_task_cache, flags); if (task) { @@ -590,7 +589,6 @@ static inline struct sas_task *sas_alloc_task(gfp_t flags) static inline void sas_free_task(struct sas_task *task) { if (task) { - extern struct kmem_cache *sas_task_cache; BUG_ON(!list_empty(&task->list)); kmem_cache_free(sas_task_cache, task); }