1libnvme(9)                        API Manual                        libnvme(9)
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NAME

6       enum nvme_id_ctrl_vwc - Volatile write cache
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SYNOPSIS

9       enum nvme_id_ctrl_vwc {
10           NVME_CTRL_VWC_PRESENT ,
11           NVME_CTRL_VWC_FLUSH
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13       };
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Constants

16       NVME_CTRL_VWC_PRESENT
17                   If  set, indicates a volatile write cache is present.  If a
18                   volatile write cache is present,  then  the  host  controls
19                   whether the volatile write cache is enabled with a Set Fea‐
20                   tures       command       specifying       the        value
21                   NVME_FEAT_FID_VOLATILE_WC.
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23       NVME_CTRL_VWC_FLUSH
24                   Mask to get the value of the flush command behavior.
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28October 2023                 enum nvme_id_ctrl_vwc                  libnvme(9)