Author: gjb
Date: Fri Aug 28 16:40:38 2020
New Revision: 364921
URL: https://svnweb.freebsd.org/changeset/base/364921
Log:
MFC r362718 (adrian):
[fifolog] wrap the recno when we hit the end of the provided file size.
Without this the log just keeps growing to infinity.
Reported by: phk
Sponsored by: Rubicon Communications, LLC (netgate.com)
Modified:
stable/11/usr.sbin/fifolog/lib/fifolog_write_poll.c
Directory Properties:
stable/11/ (props changed)
Changes in other areas also in this revision:
Modified:
stable/12/usr.sbin/fifolog/lib/fifolog_write_poll.c
Directory Properties:
stable/12/ (props changed)
Modified: stable/11/usr.sbin/fifolog/lib/fifolog_write_poll.c
==============================================================================
--- stable/11/usr.sbin/fifolog/lib/fifolog_write_poll.c Fri Aug 28 16:40:33
2020 (r364920)
+++ stable/11/usr.sbin/fifolog/lib/fifolog_write_poll.c Fri Aug 28 16:40:38
2020 (r364921)
@@ -239,6 +239,14 @@ fifolog_write_output(struct fifolog_writer *f, int fl,
*/
f->seq++;
f->recno++;
+
+ /*
+ * Ensure we wrap recno once we hit the file size (in records.)
+ */
+ if (f->recno >= f->ff->logsize)
+ /* recno 0 is header; skip */
+ f->recno = 1;
+
f->flag = 0;
memset(f->obuf, 0, f->obufsize);
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