Re: [libvirt] [PATCH 2/3] Debug: Remove unnecessary errors reported while parsing non-existent sysfs files.

Sample from current logs: error : virFileReadAll:1290 : Failed to open file '/sys/class/net/tap3/operstate': No such file or directory error : virNetDevGetLinkInfo:1895 : unable to read: /sys/class/net/tap3/operstate: No such file or directory These have no useful data point and are redundant. Signed-off-by: Prerna Saxena <saxenap.ltc(a)gmail.com&gt; --- src/util/virnetdev.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/util/virnetdev.c b/src/util/virnetdev.c index d123248..3e2f962 100644 --- a/src/util/virnetdev.c +++ b/src/util/virnetdev.c @@ -1874,7 +1874,7 @@ virNetDevGetLinkInfo(const char *ifname, if (virNetDevSysfsFile(&path, ifname, "operstate") < 0) goto cleanup; - if (virFileReadAll(path, 1024, &buf) < 0) { + if (virFileReadAllQuiet(path, 1024, &buf) < 0 && errno != ENOENT) { virReportSystemError(errno, _("unable to read: %s"), path);