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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-08-14 13:33:39 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-08-14 13:33:39 -0700 |
| commit | f75f6ff2eaa626d32dd3225e3008f807741ad1c5 (patch) | |
| tree | 91446916eff11bc8b900ca4a4a67561021354e53 /drivers/nvme/target/configfs.c | |
| parent | c92316bf8e94830a0225f2e904cbdbd173768419 (diff) | |
| parent | ef954844c7ace62f773f4f23e28d2d915adc419f (diff) | |
Merge 4.13-rc5 into driver-core-next
We want the fixes in here as well for testing.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/nvme/target/configfs.c')
| -rw-r--r-- | drivers/nvme/target/configfs.c | 30 |
1 files changed, 26 insertions, 4 deletions
diff --git a/drivers/nvme/target/configfs.c b/drivers/nvme/target/configfs.c index a358ecd93e11..0a0067e771f5 100644 --- a/drivers/nvme/target/configfs.c +++ b/drivers/nvme/target/configfs.c @@ -650,7 +650,7 @@ out_unlock: CONFIGFS_ATTR(nvmet_subsys_, attr_allow_any_host); -static ssize_t nvmet_subsys_version_show(struct config_item *item, +static ssize_t nvmet_subsys_attr_version_show(struct config_item *item, char *page) { struct nvmet_subsys *subsys = to_subsys(item); @@ -666,7 +666,7 @@ static ssize_t nvmet_subsys_version_show(struct config_item *item, (int)NVME_MINOR(subsys->ver)); } -static ssize_t nvmet_subsys_version_store(struct config_item *item, +static ssize_t nvmet_subsys_attr_version_store(struct config_item *item, const char *page, size_t count) { struct nvmet_subsys *subsys = to_subsys(item); @@ -684,11 +684,33 @@ static ssize_t nvmet_subsys_version_store(struct config_item *item, return count; } -CONFIGFS_ATTR(nvmet_subsys_, version); +CONFIGFS_ATTR(nvmet_subsys_, attr_version); + +static ssize_t nvmet_subsys_attr_serial_show(struct config_item *item, + char *page) +{ + struct nvmet_subsys *subsys = to_subsys(item); + + return snprintf(page, PAGE_SIZE, "%llx\n", subsys->serial); +} + +static ssize_t nvmet_subsys_attr_serial_store(struct config_item *item, + const char *page, size_t count) +{ + struct nvmet_subsys *subsys = to_subsys(item); + + down_write(&nvmet_config_sem); + sscanf(page, "%llx\n", &subsys->serial); + up_write(&nvmet_config_sem); + + return count; +} +CONFIGFS_ATTR(nvmet_subsys_, attr_serial); static struct configfs_attribute *nvmet_subsys_attrs[] = { &nvmet_subsys_attr_attr_allow_any_host, - &nvmet_subsys_attr_version, + &nvmet_subsys_attr_attr_version, + &nvmet_subsys_attr_attr_serial, NULL, }; |