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nvme: make nvme_ns_has_pi accessible to transports 

Move the nvme_ns_has_pi() inline from core.c to the nvme.h header.
This allows use by the transports.

Signed-off-by: James Smart <jsmart2021@gmail.com>
[maxg: added a comment for nvme_ns_has_pi()]
Signed-off-by: Max Gurtovoy <maxg@mellanox.com>
Reviewed-by: Israel Rukshin <israelr@mellanox.com>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
James Smart 2020-05-19 17:05:51 +03:00 committed by Christoph Hellwig
parent b29f84857a
commit 4d2ce68835
2 changed files with 7 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
drivers/nvme/host/core.c
View File

@ -19,7 +19,6 @@
#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>
@ -204,11 +203,6 @@ static void nvme_delete_ctrl_sync(struct nvme_ctrl *ctrl)
nvme_put_ctrl(ctrl);
}
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) {

7
drivers/nvme/host/nvme.h
View File

@ -16,6 +16,7 @@
#include <linux/fault-inject.h>
#include <linux/rcupdate.h>
#include <linux/wait.h>
#include <linux/t10-pi.h>
#include <trace/events/block.h>
@ -399,6 +400,12 @@ struct nvme_ns {
};
/* NVMe ns supports metadata actions by the controller (generate/strip) */
static inline bool nvme_ns_has_pi(struct nvme_ns *ns)
{
return ns->pi_type && ns->ms == sizeof(struct t10_pi_tuple);
}
struct nvme_ctrl_ops {
const char *name;
struct module *module;