aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/nvme/host
diff options
context:
space:
mode:
authorKeith Busch <kbusch@kernel.org>2022-09-19 12:45:08 -0700
committerChristoph Hellwig <hch@lst.de>2022-09-27 09:15:56 +0200
commita8eb6c1ba48bddea82e8d74cbe6e119f006be97d (patch)
tree5b98ed4d75cc60a97952fa479a1ef44f9438a774 /drivers/nvme/host
parentnvme: handle effects after freeing the request (diff)
downloadlinux-dev-a8eb6c1ba48bddea82e8d74cbe6e119f006be97d.tar.xz
linux-dev-a8eb6c1ba48bddea82e8d74cbe6e119f006be97d.zip
nvme: copy firmware_rev on each init
The firmware revision can change on after a reset so copy the most recent info each time instead of just the first time, otherwise the sysfs firmware_rev entry may contain stale data. Reported-by: Jeff Lien <jeff.lien@wdc.com> Signed-off-by: Keith Busch <kbusch@kernel.org> Reviewed-by: Sagi Grimberg <sagi@grimberg.me> Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com> Reviewed-by: Chao Leng <lengchao@huawei.com> Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'drivers/nvme/host')
-rw-r--r--drivers/nvme/host/core.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index ea6694fd550f..e56ecc7fda2d 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -2893,7 +2893,6 @@ static int nvme_init_subsystem(struct nvme_ctrl *ctrl, struct nvme_id_ctrl *id)
nvme_init_subnqn(subsys, ctrl, id);
memcpy(subsys->serial, id->sn, sizeof(subsys->serial));
memcpy(subsys->model, id->mn, sizeof(subsys->model));
- memcpy(subsys->firmware_rev, id->fr, sizeof(subsys->firmware_rev));
subsys->vendor_id = le16_to_cpu(id->vid);
subsys->cmic = id->cmic;
@@ -3112,6 +3111,8 @@ static int nvme_init_identify(struct nvme_ctrl *ctrl)
ctrl->quirks |= core_quirks[i].quirks;
}
}
+ memcpy(ctrl->subsys->firmware_rev, id->fr,
+ sizeof(ctrl->subsys->firmware_rev));
if (force_apst && (ctrl->quirks & NVME_QUIRK_NO_DEEPEST_PS)) {
dev_warn(ctrl->device, "forcibly allowing all power states due to nvme_core.force_apst -- use at your own risk\n");