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| author | trasz <trasz@FreeBSD.org> | 2014-05-07 06:34:03 +0000 |
|---|---|---|
| committer | trasz <trasz@FreeBSD.org> | 2014-05-07 06:34:03 +0000 |
| commit | 4fd7169afe7c42349b3e5fe6c20360cad6602f35 (patch) | |
| tree | e95103dfcc984bf3df27fd3abb46175a13bbf690 | |
| parent | 26ce3cd6c7993f9ec2fec589b5283460be5d33e6 (diff) | |
| download | FreeBSD-src-4fd7169afe7c42349b3e5fe6c20360cad6602f35.zip FreeBSD-src-4fd7169afe7c42349b3e5fe6c20360cad6602f35.tar.gz | |
MFC r264024:
Use atomic ops instead of mutexes where appropriate.
Submitted by: mav@
Sponsored by: The FreeBSD Foundation
| -rw-r--r-- | sys/cam/ctl/ctl_frontend_iscsi.c | 10 |
1 files changed, 3 insertions, 7 deletions
diff --git a/sys/cam/ctl/ctl_frontend_iscsi.c b/sys/cam/ctl/ctl_frontend_iscsi.c index a19e1d9..9ce6e5f 100644 --- a/sys/cam/ctl/ctl_frontend_iscsi.c +++ b/sys/cam/ctl/ctl_frontend_iscsi.c @@ -958,9 +958,7 @@ cfiscsi_callout(void *context) callout_schedule(&cs->cs_callout, 1 * hz); - CFISCSI_SESSION_LOCK(cs); - cs->cs_timeout++; - CFISCSI_SESSION_UNLOCK(cs); + atomic_add_int(&cs->cs_timeout, 1); #ifdef ICL_KERNEL_PROXY if (cs->cs_waiting_for_ctld || cs->cs_login_phase) { @@ -2510,10 +2508,8 @@ cfiscsi_datamove_out(union ctl_io *io) */ PDU_TOTAL_TRANSFER_LEN(request) = io->scsiio.kern_total_len; - CFISCSI_SESSION_LOCK(cs); - target_transfer_tag = cs->cs_target_transfer_tag; - cs->cs_target_transfer_tag++; - CFISCSI_SESSION_UNLOCK(cs); + target_transfer_tag = + atomic_fetchadd_32(&cs->cs_target_transfer_tag, 1); #if 0 CFISCSI_SESSION_DEBUG(cs, "expecting Data-Out with initiator " |
