All of lore.kernel.org
 help / color / mirror / Atom feed
From: jsmart2021@gmail.com (James Smart)
Subject: [PATCH v2 2/4] nvme: add helper to compare options to controller
Date: Fri, 20 Oct 2017 16:17:07 -0700	[thread overview]
Message-ID: <20171020231709.3183-3-jsmart2021@gmail.com> (raw)
In-Reply-To: <20171020231709.3183-1-jsmart2021@gmail.com>

Adds a helper function that compares the host and subsytem
specified in a connect options list vs a controller.

Signed-off-by: James Smart <james.smart at broadcom.com>
---
 drivers/nvme/host/fabrics.h | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/drivers/nvme/host/fabrics.h b/drivers/nvme/host/fabrics.h
index a7590cc59ba2..42232e731f19 100644
--- a/drivers/nvme/host/fabrics.h
+++ b/drivers/nvme/host/fabrics.h
@@ -133,6 +133,18 @@ struct nvmf_transport_ops {
 					struct nvmf_ctrl_options *opts);
 };
 
+static inline bool
+nvmf_ctlr_matches_baseopts(struct nvme_ctrl *ctrl,
+			struct nvmf_ctrl_options *opts)
+{
+	if (strcmp(opts->subsysnqn, ctrl->opts->subsysnqn) ||
+	    strcmp(opts->host->nqn, ctrl->opts->host->nqn) ||
+	    memcmp(&opts->host->id, &ctrl->opts->host->id, sizeof(uuid_t)))
+		return false;
+
+	return true;
+}
+
 int nvmf_reg_read32(struct nvme_ctrl *ctrl, u32 off, u32 *val);
 int nvmf_reg_read64(struct nvme_ctrl *ctrl, u32 off, u64 *val);
 int nvmf_reg_write32(struct nvme_ctrl *ctrl, u32 off, u32 val);
-- 
2.13.1

  parent reply	other threads:[~2017-10-20 23:17 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-10-20 23:17 [PATCH v2 0/4] Add duplicate_connect option for ctlr connect requests James Smart
2017-10-20 23:17 ` [PATCH v2 1/4] nvme: add duplicate_connect option James Smart
2017-10-23  8:21   ` Johannes Thumshirn
2017-10-20 23:17 ` James Smart [this message]
2017-10-23  8:31   ` [PATCH v2 2/4] nvme: add helper to compare options to controller Johannes Thumshirn
2017-10-20 23:17 ` [PATCH v2 3/4] nvme_fc: add support for duplicate_connect option James Smart
2017-10-23  9:27   ` Johannes Thumshirn
2017-10-23  9:28   ` Johannes Thumshirn
2017-10-20 23:17 ` [PATCH v2 4/4] nvme-rdma: " James Smart
2017-10-23  9:30   ` Johannes Thumshirn

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20171020231709.3183-3-jsmart2021@gmail.com \
    --to=jsmart2021@gmail.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.