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authorPablo Neira Ayuso <pablo@netfilter.org>2015-08-21 01:10:19 +0200
committerPablo Neira Ayuso <pablo@netfilter.org>2015-08-21 06:09:05 +0200
commit81bf1c64e7fe08f956c74fe2b0f1fa6eb163bd91 (patch)
tree40370ca95f416fd88cb93e5c252623e282b3553e /drivers/scsi/ipr.c
parent8cfd23e6740158817d2045915f6ea5a2daf11bce (diff)
parent938049e18dca57bcd2f93986fc1cbb5a83cdf027 (diff)
downloadlinux-81bf1c64e7fe08f956c74fe2b0f1fa6eb163bd91.tar.bz2
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next
Resolve conflicts with conntrack template fixes. Conflicts: net/netfilter/nf_conntrack_core.c net/netfilter/nf_synproxy_core.c net/netfilter/xt_CT.c Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'drivers/scsi/ipr.c')
-rw-r--r--drivers/scsi/ipr.c28
1 files changed, 18 insertions, 10 deletions
diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c
index 882744852aac..a9aa38903efe 100644
--- a/drivers/scsi/ipr.c
+++ b/drivers/scsi/ipr.c
@@ -599,9 +599,10 @@ static void ipr_trc_hook(struct ipr_cmnd *ipr_cmd,
{
struct ipr_trace_entry *trace_entry;
struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
+ unsigned int trace_index;
- trace_entry = &ioa_cfg->trace[atomic_add_return
- (1, &ioa_cfg->trace_index)%IPR_NUM_TRACE_ENTRIES];
+ trace_index = atomic_add_return(1, &ioa_cfg->trace_index) & IPR_TRACE_INDEX_MASK;
+ trace_entry = &ioa_cfg->trace[trace_index];
trace_entry->time = jiffies;
trace_entry->op_code = ipr_cmd->ioarcb.cmd_pkt.cdb[0];
trace_entry->type = type;
@@ -1051,10 +1052,15 @@ static void ipr_send_blocking_cmd(struct ipr_cmnd *ipr_cmd,
static int ipr_get_hrrq_index(struct ipr_ioa_cfg *ioa_cfg)
{
+ unsigned int hrrq;
+
if (ioa_cfg->hrrq_num == 1)
- return 0;
- else
- return (atomic_add_return(1, &ioa_cfg->hrrq_index) % (ioa_cfg->hrrq_num - 1)) + 1;
+ hrrq = 0;
+ else {
+ hrrq = atomic_add_return(1, &ioa_cfg->hrrq_index);
+ hrrq = (hrrq % (ioa_cfg->hrrq_num - 1)) + 1;
+ }
+ return hrrq;
}
/**
@@ -6263,21 +6269,23 @@ static void ipr_scsi_done(struct ipr_cmnd *ipr_cmd)
struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
struct scsi_cmnd *scsi_cmd = ipr_cmd->scsi_cmd;
u32 ioasc = be32_to_cpu(ipr_cmd->s.ioasa.hdr.ioasc);
- unsigned long hrrq_flags;
+ unsigned long lock_flags;
scsi_set_resid(scsi_cmd, be32_to_cpu(ipr_cmd->s.ioasa.hdr.residual_data_len));
if (likely(IPR_IOASC_SENSE_KEY(ioasc) == 0)) {
scsi_dma_unmap(scsi_cmd);
- spin_lock_irqsave(ipr_cmd->hrrq->lock, hrrq_flags);
+ spin_lock_irqsave(ipr_cmd->hrrq->lock, lock_flags);
list_add_tail(&ipr_cmd->queue, &ipr_cmd->hrrq->hrrq_free_q);
scsi_cmd->scsi_done(scsi_cmd);
- spin_unlock_irqrestore(ipr_cmd->hrrq->lock, hrrq_flags);
+ spin_unlock_irqrestore(ipr_cmd->hrrq->lock, lock_flags);
} else {
- spin_lock_irqsave(ipr_cmd->hrrq->lock, hrrq_flags);
+ spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
+ spin_lock(&ipr_cmd->hrrq->_lock);
ipr_erp_start(ioa_cfg, ipr_cmd);
- spin_unlock_irqrestore(ipr_cmd->hrrq->lock, hrrq_flags);
+ spin_unlock(&ipr_cmd->hrrq->_lock);
+ spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
}
}