On Tue, Mar 31, 2020 at 01:06:01PM +0000, Martin Wilck wrote:
> On Mon, 2020-03-30 at 21:00 -0500, Benjamin Marzinski wrote:
> > @@ -342,9 +342,25 @@ bool sysfs_is_multipathed(const struct path *pp)
> > if (nr == sizeof(uuid) && !memcmp(uuid, "mpath-",
> > sizeof(uuid)))
> > found = true;
> > else if (nr < 0) {
> > - condlog(1, "%s: error reading from %s: %s",
> > - __func__, pathbuf, strerror(errno));
> > + condlog(1, "%s: error reading from %s: %m",
> > + __func__, pathbuf);
> > }
> > + if (found && set_wwid) {
> > + nr = read(fd, pp->wwid, WWID_SIZE);
>
> I'd rather read the whole UUID in a single syscall (i.e. merge this
> with the previous read() that fetched the first 6 chars).
Sure.
-Ben
> Regards,
> Martin
>
>
> --
> Dr. Martin Wilck <[email protected]>, Tel. +49 (0)911 74053 2107
> SUSE Software Solutions Germany GmbH
> HRB 36809, AG Nürnberg GF: Felix
> Imendörffer
>
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