xiaoxiang781216 commented on code in PR #6601:
URL: https://github.com/apache/incubator-nuttx/pull/6601#discussion_r918779438
##########
drivers/usbdev/usbmsc_scsi.c:
##########
@@ -2454,9 +2470,34 @@ static int usbmsc_cmdwritestate(FAR struct usbmsc_dev_s
*priv)
priv->nsectbytes += nbytes;
priv->nreqbytes -= nbytes;
+#ifdef CONFIG_USBMSC_WRMULTIPLE
+ uint32_t nrbufs = MIN(priv->u.xfrlen, CONFIG_USBMSC_NWRREQS);
+
/* Is the I/O buffer full? */
- if (priv->nsectbytes >= lun->sectorsize)
+ if ((priv->nsectbytes >= lun->sectorsize * priv->u.xfrlen) ||
+ (priv->nsectbytes >= lun->sectorsize * CONFIG_USBMSC_NWRREQS))
+ {
+ /* Yes.. Write next sectors */
+
+ nwritten = USBMSC_DRVR_WRITE(lun, priv->iobuffer,
+ priv->sector, nrbufs);
+ if (nwritten < 0)
+ {
+ usbtrace(TRACE_CLSERROR(USBMSC_TRACEERR_CMDWRITEWRITEFAIL),
+ -nwritten);
+ lun->sd = SCSI_KCQME_WRITEFAULTAUTOREALLOCFAILED;
+ lun->sdinfo = priv->sector;
+ goto errout;
+ }
+
+ priv->nsectbytes = 0;
+ priv->residue -= lun->sectorsize * nrbufs;
+ priv->u.xfrlen -= nrbufs;
+ priv->sector += nrbufs;
+ }
Review Comment:
else should be part of the next if:
```
else
#else
if ((priv->nsectbytes >= lun->sectorsize))
#endif
```
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