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From: Max Gurtovoy <maxg@mellanox.com>
To: linux-nvme@lists.infradead.org, kbusch@kernel.org, hch@lst.de,
	sagi@grimberg.me
Cc: vladimirk@mellanox.com, idanb@mellanox.com, israelr@mellanox.com,
	shlomin@mellanox.com, oren@mellanox.com, maxg@mellanox.com
Subject: [PATCH 04/15] nvme: Inline nvme_ns_has_pi function
Date: Tue,  5 Nov 2019 18:20:15 +0200
Message-ID: <20191105162026.183901-6-maxg@mellanox.com> (raw)
In-Reply-To: <20191105162026.183901-1-maxg@mellanox.com>

This function will be used by transports that support metadata/T10-PI
mechanism.

Suggested-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Max Gurtovoy <maxg@mellanox.com>
---
 drivers/nvme/host/core.c | 6 ------
 drivers/nvme/host/nvme.h | 6 ++++++
 2 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index 9ec8322..6f51471 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -18,7 +18,6 @@
 #include <linux/pr.h>
 #include <linux/ptrace.h>
 #include <linux/nvme_ioctl.h>
-#include <linux/t10-pi.h>
 #include <linux/pm_qos.h>
 #include <asm/unaligned.h>
 
@@ -194,11 +193,6 @@ static int nvme_delete_ctrl_sync(struct nvme_ctrl *ctrl)
 	return ret;
 }
 
-static inline bool nvme_ns_has_pi(struct nvme_ns *ns)
-{
-	return ns->pi_type && ns->ms == sizeof(struct t10_pi_tuple);
-}
-
 static blk_status_t nvme_error_status(u16 status)
 {
 	switch (status & 0x7ff) {
diff --git a/drivers/nvme/host/nvme.h b/drivers/nvme/host/nvme.h
index 1a8b9bb..4293de8 100644
--- a/drivers/nvme/host/nvme.h
+++ b/drivers/nvme/host/nvme.h
@@ -11,6 +11,7 @@
 #include <linux/pci.h>
 #include <linux/kref.h>
 #include <linux/blk-mq.h>
+#include <linux/t10-pi.h>
 #include <linux/lightnvm.h>
 #include <linux/sed-opal.h>
 #include <linux/fault-inject.h>
@@ -666,4 +667,9 @@ static inline struct nvme_ns *nvme_get_ns_from_dev(struct device *dev)
 	return dev_to_disk(dev)->private_data;
 }
 
+static inline bool nvme_ns_has_pi(struct nvme_ns *ns)
+{
+	return ns->pi_type && ns->ms == sizeof(struct t10_pi_tuple);
+}
+
 #endif /* _NVME_H */
-- 
1.8.3.1


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  parent reply index

Thread overview: 52+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-11-05 16:20 [PATCH 00/15] nvme-rdma/nvmet-rdma: Add metadata/T10-PI support Max Gurtovoy
2019-11-05 16:20 ` [PATCH] nvme-cli/fabrics: Add pi_enable param to connect cmd Max Gurtovoy
2019-11-07  2:36   ` Martin K. Petersen
2019-11-07 12:02     ` Max Gurtovoy
2019-11-09  1:55       ` Martin K. Petersen
2019-11-10  9:25         ` Max Gurtovoy
2019-11-12 17:47           ` Sagi Grimberg
2019-11-12 18:14             ` James Smart
2019-11-12 18:23               ` Sagi Grimberg
2019-11-05 16:20 ` [PATCH 01/15] nvme-fabrics: allow user enabling metadata/T10-PI support Max Gurtovoy
2019-11-12 17:48   ` Sagi Grimberg
2019-11-05 16:20 ` [PATCH 02/15] nvme: Fail __nvme_revalidate_disk in case of a spec violation Max Gurtovoy
2019-11-05 17:49   ` Christoph Hellwig
2019-11-12 17:52     ` Sagi Grimberg
2019-11-05 16:20 ` [PATCH 03/15] nvme: Introduce max_integrity_segments ctrl attribute Max Gurtovoy
2019-11-05 17:49   ` Christoph Hellwig
2019-11-12 17:53   ` Sagi Grimberg
2019-11-05 16:20 ` Max Gurtovoy [this message]
2019-11-05 17:50   ` [PATCH 04/15] nvme: Inline nvme_ns_has_pi function Christoph Hellwig
2019-11-05 16:20 ` [PATCH 05/15] nvme-rdma: Add metadata/T10-PI support Max Gurtovoy
2019-11-05 17:58   ` Christoph Hellwig
2019-11-20 10:41     ` Max Gurtovoy
2019-11-12 18:22   ` Sagi Grimberg
2019-11-13 14:35     ` Max Gurtovoy
2019-11-14 23:57       ` Sagi Grimberg
2019-11-05 16:20 ` [PATCH 06/15] block: Introduce BIP_NOMAP_INTEGRITY bip_flag Max Gurtovoy
2019-11-05 17:52   ` Christoph Hellwig
2019-11-07  2:43   ` Martin K. Petersen
2019-11-07 13:29     ` Max Gurtovoy
2019-11-09  2:10       ` Martin K. Petersen
2019-11-12 10:40         ` Max Gurtovoy
2019-11-05 16:20 ` [PATCH 07/15] nvmet: Prepare metadata request Max Gurtovoy
2019-11-05 16:20 ` [PATCH 08/15] nvmet: Add metadata characteristics for a namespace Max Gurtovoy
2019-11-05 17:59   ` Christoph Hellwig
2019-11-12 18:38     ` Sagi Grimberg
2019-11-05 16:20 ` [PATCH 09/15] nvmet: Rename nvmet_rw_len to nvmet_rw_data_len Max Gurtovoy
2019-11-05 17:59   ` Christoph Hellwig
2019-11-12 18:39   ` Sagi Grimberg
2019-11-05 16:20 ` [PATCH 10/15] nvmet: Rename nvmet_check_data_len to nvmet_check_transfer_len Max Gurtovoy
2019-11-05 18:00   ` Christoph Hellwig
2019-11-12 18:43   ` Sagi Grimberg
2019-11-05 16:20 ` [PATCH 11/15] nvmet: Introduce nvmet_rw_prot_len and nvmet_ns_has_pi Max Gurtovoy
2019-11-05 18:00   ` Christoph Hellwig
2019-11-05 16:20 ` [PATCH 12/15] nvme: Add Metadata Capabilities enumerations Max Gurtovoy
2019-11-05 16:20 ` [PATCH 13/15] nvmet: Add metadata/T10-PI support Max Gurtovoy
2019-11-05 16:20 ` [PATCH 14/15] nvmet: Add metadata support for block devices Max Gurtovoy
2019-11-05 16:20 ` [PATCH 15/15] nvmet-rdma: Add metadata/T10-PI support Max Gurtovoy
2019-11-05 18:02   ` Christoph Hellwig
2019-11-07 13:43     ` Max Gurtovoy
2019-11-12 18:34   ` Sagi Grimberg
2019-11-13 13:56     ` Max Gurtovoy
2019-11-14 23:45       ` Sagi Grimberg

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