diff options
| -rw-r--r-- | drivers/nvme/target/admin-cmd.c | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/drivers/nvme/target/admin-cmd.c b/drivers/nvme/target/admin-cmd.c index d1de639786ee..f517bc562d26 100644 --- a/drivers/nvme/target/admin-cmd.c +++ b/drivers/nvme/target/admin-cmd.c @@ -19,6 +19,19 @@ #include <asm/unaligned.h> #include "nvmet.h" +/* + * This helper allows us to clear the AEN based on the RAE bit, + * Please use this helper when processing the log pages which are + * associated with the AEN. + */ +static inline void nvmet_clear_aen(struct nvmet_req *req, u32 aen_bit) +{ + int rae = le32_to_cpu(req->cmd->common.cdw10[0]) & 1 << 15; + + if (!rae) + clear_bit(aen_bit, &req->sq->ctrl->aen_masked); +} + u32 nvmet_get_log_page_len(struct nvme_command *cmd) { u32 len = le16_to_cpu(cmd->get_log_page.numdu); @@ -176,7 +189,7 @@ static void nvmet_execute_get_log_changed_ns(struct nvmet_req *req) if (!status) status = nvmet_zero_sgl(req, len, req->data_len - len); ctrl->nr_changed_ns = 0; - clear_bit(NVME_AEN_CFG_NS_ATTR, &ctrl->aen_masked); + nvmet_clear_aen(req, NVME_AEN_CFG_NS_ATTR); mutex_unlock(&ctrl->lock); out: nvmet_req_complete(req, status); @@ -235,7 +248,7 @@ static void nvmet_execute_get_log_page_ana(struct nvmet_req *req) hdr.chgcnt = cpu_to_le64(nvmet_ana_chgcnt); hdr.ngrps = cpu_to_le16(ngrps); - clear_bit(NVME_AEN_CFG_ANA_CHANGE, &req->sq->ctrl->aen_masked); + nvmet_clear_aen(req, NVME_AEN_CFG_ANA_CHANGE); up_read(&nvmet_ana_sem); kfree(desc); |